diff options
Diffstat (limited to 'erts')
120 files changed, 3340 insertions, 1545 deletions
diff --git a/erts/configure.in b/erts/configure.in index 830e3d7776..85351ab7c7 100644 --- a/erts/configure.in +++ b/erts/configure.in @@ -3855,7 +3855,7 @@ case $host_os in darwin*) # Mach-O linker: a shared lib and a loadable # object file is not the same thing. - DED_LDFLAGS="-bundle -flat_namespace -undefined suppress" + DED_LDFLAGS="-bundle -bundle_loader ${ERL_TOP}/bin/$host/beam.smp" case $ARCH in amd64) DED_LDFLAGS="-m64 $DED_LDFLAGS" diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index e1aa5ce76e..638e88ca31 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -379,6 +379,16 @@ <c><![CDATA[Host]]></c> is the fully qualified host name of the current host. For short names, use flag <c><![CDATA[-sname]]></c> instead.</p> + <warning> + <p> + Starting a distributed node without also specifying + <seealso marker="#proto_dist"><c>-proto_dist inet_tls</c></seealso> + will expose the node to attacks that may give the attacker + complete access to the node and in extension the cluster. + When using un-secure distributed nodes, make sure that the + network is configured to keep potential attackers out. + </p> + </warning> </item> <tag><c><![CDATA[-noinput]]></c></tag> <item> @@ -428,12 +438,17 @@ </item> <tag><c><![CDATA[-proto_dist Proto]]></c></tag> <item> + <marker id="proto_dist"/> <p>Specifies a protocol for Erlang distribution:</p> <taglist> <tag><c>inet_tcp</c></tag> <item>TCP over IPv4 (the default)</item> <tag><c>inet_tls</c></tag> - <item>Distribution over TLS/SSL</item> + <item>Distribution over TLS/SSL, See the + <seealso marker="ssl:ssl_distribution"> + Using SSL for Erlang Distribution</seealso> User's Guide + for details on how to setup a secure distributed node. + </item> <tag><c>inet6_tcp</c></tag> <item>TCP over IPv6</item> </taglist> @@ -497,6 +512,16 @@ exist between nodes running with flag <c><![CDATA[-sname]]></c> and those running with flag <c><![CDATA[-name]]></c>, as node names must be unique in distributed Erlang systems.</p> + <warning> + <p> + Starting a distributed node without also specifying + <seealso marker="#proto_dist"><c>-proto_dist inet_tls</c></seealso> + will expose the node to attacks that may give the attacker + complete access to the node and in extension the cluster. + When using un-secure distributed nodes, make sure that the + network is configured to keep potential attackers out. + </p> + </warning> </item> <tag><marker id="start_epmd"/><c>-start_epmd true | false</c></tag> <item> @@ -1528,32 +1553,27 @@ <item> <p><em>Unix systems</em>: This variable gives the number of seconds that the emulator is allowed to spend writing a crash dump. When the - given number of seconds have elapsed, the emulator is terminated by a - <c>SIGALRM</c> signal.</p> - <p>If the variable is <em>not</em> set or set to <c>0</c> seconds - (<c><![CDATA[ERL_CRASH_DUMP_SECONDS=0]]></c>), the runtime system does - not even attempt to write the crash dump file. It only terminates.</p> - <p>If the variable is set to negative value, such as - <c><![CDATA[ERL_CRASH_DUMP_SECONDS=-1]]></c>, the runtime system - waits indefinitely for the crash dump file to be written.</p> - <p>This variable is used with <seealso marker="kernel:heart"> - <c>heart(3)</c></seealso> if <c>heart</c> is running:</p> + given number of seconds have elapsed, the emulator is terminated.</p> <taglist> <tag><c><![CDATA[ERL_CRASH_DUMP_SECONDS=0]]></c></tag> - <item>Suppresses the writing a crash dump file entirely, thus - rebooting the runtime system immediately. This is the same as not - setting the environment variable. + <item>If the variable is set to <c>0</c> seconds, the runtime system does + not even attempt to write the crash dump file. It only terminates. + This is the default if option <c>-heart</c> is passed to <c>erl</c> + and <c>ERL_CRASH_DUMP_SECONDS</c> is not set. + </item> + <tag><c><![CDATA[ERL_CRASH_DUMP_SECONDS=S]]></c></tag> + <item>If the variable is set to a positive value <c>S</c>, + wait for <c>S</c> seconds to complete the crash dump file and + then terminates the runtime system with a <c>SIGALRM</c> signal. </item> <tag><c><![CDATA[ERL_CRASH_DUMP_SECONDS=-1]]></c></tag> - <item>Setting the environment variable to a negative value causes the - termination of the runtime system to wait until the crash dump file - has been completly written. - </item> - <tag><c><![CDATA[ERL_CRASH_DUMP_SECONDS=S]]></c></tag> - <item>Waits for <c>S</c> seconds to complete the crash dump file and - then terminates the runtime system. + <item>A negative value causes the termination of the runtime system + to wait indefinitely until the crash dump file has been completly + written. This is the default if option <c>-heart</c> is <em>not</em> + passed to <c>erl</c> and <c>ERL_CRASH_DUMP_SECONDS</c> is not set. </item> </taglist> + <p>See also <seealso marker="kernel:heart"><c>heart(3)</c></seealso>.</p> </item> <tag><c><![CDATA[ERL_CRASH_DUMP_BYTES]]></c></tag> <item> diff --git a/erts/doc/src/erl_dist_protocol.xml b/erts/doc/src/erl_dist_protocol.xml index ee74983730..610351db6c 100644 --- a/erts/doc/src/erl_dist_protocol.xml +++ b/erts/doc/src/erl_dist_protocol.xml @@ -5,7 +5,7 @@ <header> <copyright> <year>2007</year> - <year>2016</year> + <year>2017</year> <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> @@ -70,6 +70,17 @@ <p>The integers in all multibyte fields are in big-endian order.</p> + <warning> + <p> + The Erlang Distribution protocol is not by itself secure and does not + aim to be so. In order to get secure distribution the distributed nodes + should be configured to use distribution over tls. + See the <seealso marker="ssl:ssl_distribution"> + Using SSL for Erlang Distribution</seealso> User's Guide + for details on how to setup a secure distributed node. + </p> + </warning> + <section> <title>EPMD Protocol</title> <p>The requests served by the EPMD are summarized in the following diff --git a/erts/doc/src/erl_nif.xml b/erts/doc/src/erl_nif.xml index 51ba70994a..5a69bed34c 100644 --- a/erts/doc/src/erl_nif.xml +++ b/erts/doc/src/erl_nif.xml @@ -714,6 +714,7 @@ typedef struct { typedef struct { ErlNifResourceDtor* dtor; ErlNifResourceStop* stop; + ErlNifResourceDown* down; } ErlNifResourceTypeInit;</code> <p>Initialization structure read by <seealso marker="#enif_open_resource_type_x"> enif_open_resource_type_x</seealso>.</p> @@ -1395,13 +1396,12 @@ typedef enum { <p>Returns <c>true</c> if a pending exception is associated with the environment <c>env</c>. If <c>reason</c> is a <c>NULL</c> pointer, ignore it. Otherwise, if a pending exception associated with - <c>env</c> exists, set <c>ERL_NIF_TERM</c> to which <c>reason</c> - points to the value of the exception's term. For example, if - <seealso marker="#enif_make_badarg"> + <c>env</c> exists, set <c>*reason</c> to the value of the exception + term. For example, if <seealso marker="#enif_make_badarg"> <c>enif_make_badarg</c></seealso> is called to set a pending <c>badarg</c> exception, a later call to <c>enif_has_pending_exception(env, &reason)</c> sets - <c>reason</c> to the atom <c>badarg</c>, then return <c>true</c>.</p> + <c>*reason</c> to the atom <c>badarg</c>, then return <c>true</c>.</p> <p>See also <seealso marker="#enif_make_badarg"> <c>enif_make_badarg</c></seealso> and <seealso marker="#enif_raise_exception"> @@ -2384,20 +2384,23 @@ enif_map_iterator_destroy(env, &iter);</code> called in the two callbacks <seealso marker="#load"><c>load</c></seealso> and <seealso marker="#upgrade"><c>upgrade</c></seealso>.</p> + <p>See also <seealso marker="#enif_open_resource_type_x"> + <c>enif_open_resource_type_x</c></seealso>.</p> </desc> </func> <func> <name><ret>ErlNifResourceType *</ret> <nametext>enif_open_resource_type_x(ErlNifEnv* env, const char* name, - ErlNifResourceTypeInit* init, + const ErlNifResourceTypeInit* init, ErlNifResourceFlags flags, ErlNifResourceFlags* tried)</nametext> </name> <fsummary>Create or takeover a resource type.</fsummary> <desc> <p>Same as <seealso marker="#enif_open_resource_type"><c>enif_open_resource_type</c></seealso> - except is also accept a <c>stop</c> callback for resource types that are - used together with <seealso marker="#enif_select"><c>enif_select</c></seealso>.</p> + except it accepts additional callback functions for resource types that are + used together with <seealso marker="#enif_select"><c>enif_select</c></seealso> + and <seealso marker="#enif_monitor_process"><c>enif_monitor_process</c></seealso>.</p> <p>Argument <c>init</c> is a pointer to an <seealso marker="#ErlNifResourceTypeInit"><c>ErlNifResourceTypeInit</c></seealso> structure that contains the function pointers for destructor, down and stop callbacks @@ -2695,6 +2698,21 @@ enif_map_iterator_destroy(env, &iter);</code> the event object. This safe way of closing event objects must be used even if all notifications have been received and no further calls to <c>enif_select</c> have been made.</p> + <p>The first call to <c>enif_select</c> for a specific OS <c>event</c> will establish + a relation between the event object and the containing resource. All subsequent calls + for an <c>event</c> must pass its containing resource as argument + <c>obj</c>. The relation is dissolved when <c>enif_select</c> has + been called with <c>mode</c> as <c>ERL_NIF_SELECT_STOP</c> and the + corresponding <c>stop</c> callback has returned. A resource can contain + several event objects but one event object can only be contained within + one resource. A resource will not be destructed until all its contained relations + have been dissolved.</p> + <note> + <p>Use <seealso marker="#enif_monitor_process"><c>enif_monitor_process</c></seealso> + together with <c>enif_select</c> to detect failing Erlang + processes and prevent them from causing permanent leakage of resources + and their contained OS event objects.</p> + </note> <p>Returns a non-negative value on success where the following bits can be set:</p> <taglist> <tag><c>ERL_NIF_SELECT_STOP_CALLED</c></tag> @@ -2984,6 +3002,63 @@ if (retval & ERL_NIF_SELECT_STOP_CALLED) { <c>erl_drv_tsd_set</c></seealso>.</p> </desc> </func> + + <func> + <name><ret>int</ret> + <nametext>enif_whereis_pid(ErlNifEnv *env, + ERL_NIF_TERM name, ErlNifPid *pid)</nametext></name> + <fsummary>Looks up a process by its registered name.</fsummary> + <desc> + <p>Looks up a process by its registered name.</p> + <taglist> + <tag><c>env</c></tag> + <item>The environment of the calling process. Must be <c>NULL</c> + only if calling from a created thread.</item> + <tag><c>name</c></tag> + <item>The name of a registered process, as an atom.</item> + <tag><c>*pid</c></tag> + <item>The <seealso marker="#ErlNifPid"><c>ErlNifPid</c></seealso> + in which the resolved process id is stored.</item> + </taglist> + <p>On success, sets <c>*pid</c> to the local process registered with + <c>name</c> and returns <c>true</c>. If <c>name</c> is not a + registered process, or is not an atom, <c>false</c> is returned and + <c>*pid</c> is unchanged.</p> + <p>Works as <seealso marker="erlang#whereis-1"> + <c>erlang:whereis/1</c></seealso>, but restricted to processes. See + <seealso marker="#enif_whereis_port"><c>enif_whereis_port</c></seealso> + to resolve registered ports.</p> + </desc> + </func> + + <func> + <name><ret>int</ret> + <nametext>enif_whereis_port(ErlNifEnv *env, + ERL_NIF_TERM name, ErlNifPort *port)</nametext></name> + <fsummary>Looks up a port by its registered name.</fsummary> + <desc> + <p>Looks up a port by its registered name.</p> + <taglist> + <tag><c>env</c></tag> + <item>The environment of the calling process. Must be <c>NULL</c> + only if calling from a created thread.</item> + <tag><c>name</c></tag> + <item>The name of a registered port, as an atom.</item> + <tag><c>*port</c></tag> + <item>The <seealso marker="#ErlNifPort"><c>ErlNifPort</c></seealso> + in which the resolved port id is stored.</item> + </taglist> + <p>On success, sets <c>*port</c> to the port registered with + <c>name</c> and returns <c>true</c>. If <c>name</c> is not a + registered port, or is not an atom, <c>false</c> is returned and + <c>*port</c> is unchanged.</p> + <p>Works as <seealso marker="erlang#whereis-1"> + <c>erlang:whereis/1</c></seealso>, but restricted to ports. See + <seealso marker="#enif_whereis_pid"><c>enif_whereis_pid</c></seealso> + to resolve registered processes.</p> + </desc> + </func> + </funcs> <section> diff --git a/erts/doc/src/erl_tracer.xml b/erts/doc/src/erl_tracer.xml index 63feebb0b5..fd3c17f337 100644 --- a/erts/doc/src/erl_tracer.xml +++ b/erts/doc/src/erl_tracer.xml @@ -653,7 +653,7 @@ ok <0.37.0> 3> erlang:trace(new, true, [send,{tracer, erl_msg_tracer, Tracer}]). 0 -{<0.39.0>,<0.27.0>} +{trace,<0.39.0>,<0.27.0>} 4> {ok, D} = file:open("/tmp/tmp.data",[write]). {trace,#Port<0.486>,<0.40.0>} {trace,<0.40.0>,<0.21.0>} @@ -758,18 +758,21 @@ static ERL_NIF_TERM enabled(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) /* * argv[0]: TraceTag, should only be 'send' - * argv[1]: TracerState, process to send {argv[2], argv[4]} to + * argv[1]: TracerState, process to send {Tracee, Recipient} to * argv[2]: Tracee - * argv[3]: Recipient - * argv[4]: Options, ignored + * argv[3]: Message + * argv[4]: Options, map containing Recipient */ static ERL_NIF_TERM trace(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) { ErlNifPid to_pid; + ERL_NIF_TERM recipient, msg; if (enif_get_local_pid(env, argv[1], &to_pid)) { - ERL_NIF_TERM msg = enif_make_tuple3(env, enif_make_atom(env, "trace"), argv[2], argv[4]); + if (enif_get_map_value(env, argv[4], enif_make_atom(env, "extra"), &recipient)) { + msg = enif_make_tuple3(env, enif_make_atom(env, "trace"), argv[2], recipient); enif_send(env, &to_pid, NULL, msg); + } } return enif_make_atom(env, "ok"); diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index 6d165e9eff..105734d5b2 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -6148,28 +6148,60 @@ true</pre> <fsummary>Information about active processes and ports.</fsummary> <desc> <marker id="statistics_active_tasks"></marker> + <p>Returns the same as + <seealso marker="#statistics_active_tasks_all"> + <c>statistics(active_tasks_all)</c></seealso> + with the exception that no information about the dirty + IO run queue and its associated schedulers is part of + the result. That is, only tasks that are expected to be + CPU bound are part of the result.</p> + </desc> + </func> + + <func> + <name name="statistics" arity="1" clause_i="2"/> + <fsummary>Information about active processes and ports.</fsummary> + <desc> + <marker id="statistics_active_tasks_all"></marker> <p>Returns a list where each element represents the amount of active processes and ports on each run queue and its - associated scheduler. That is, the number of processes and - ports that are ready to run, or are currently running. The - element location in the list corresponds to the scheduler - and its run queue. The first element corresponds to scheduler - number 1 and so on. The information is <em>not</em> gathered - atomically. That is, the result is not necessarily a - consistent snapshot of the state, but instead quite - efficiently gathered.</p> + associated schedulers. That is, the number of processes and + ports that are ready to run, or are currently running. + Values for normal run queues and their associated schedulers + are located first in the resulting list. The first element + corresponds to scheduler number 1 and so on. If support for + dirty schedulers exist, an element with the value for the + dirty CPU run queue and its associated dirty CPU schedulers + follow and then as last element the value for the the dirty + IO run queue and its associated dirty IO schedulers follow. + The information is <em>not</em> gathered atomically. That is, + the result is not necessarily a consistent snapshot of the + state, but instead quite efficiently gathered.</p> + <note><p>Each normal scheduler has one run queue that it + manages. If dirty schedulers schedulers are supported, all + dirty CPU schedulers share one run queue, and all dirty IO + schedulers share one run queue. That is, we have multiple + normal run queues, one dirty CPU run queue and one dirty + IO run queue. Work can <em>not</em> migrate between the + different types of run queues. Only work in normal run + queues can migrate to other normal run queues. This has + to be taken into account when evaluating the result.</p></note> <p>See also <seealso marker="#statistics_total_active_tasks"> <c>statistics(total_active_tasks)</c></seealso>, <seealso marker="#statistics_run_queue_lengths"> - <c>statistics(run_queue_lengths)</c></seealso>, and + <c>statistics(run_queue_lengths)</c></seealso>, + <seealso marker="#statistics_run_queue_lengths_all"> + <c>statistics(run_queue_lengths_all)</c></seealso>, <seealso marker="#statistics_total_run_queue_lengths"> - <c>statistics(total_run_queue_lengths)</c></seealso>.</p> + <c>statistics(total_run_queue_lengths)</c></seealso>, and + <seealso marker="#statistics_total_run_queue_lengths_all"> + <c>statistics(total_run_queue_lengths_all)</c></seealso>.</p> </desc> </func> <func> - <name name="statistics" arity="1" clause_i="2"/> + <name name="statistics" arity="1" clause_i="3"/> <fsummary>Information about context switches.</fsummary> <desc> <p>Returns the total number of context switches since the @@ -6178,7 +6210,7 @@ true</pre> </func> <func> - <name name="statistics" arity="1" clause_i="3"/> + <name name="statistics" arity="1" clause_i="4"/> <fsummary>Information about exact reductions.</fsummary> <desc> <marker id="statistics_exact_reductions"></marker> @@ -6194,7 +6226,7 @@ true</pre> </func> <func> - <name name="statistics" arity="1" clause_i="4"/> + <name name="statistics" arity="1" clause_i="5"/> <fsummary>Information about garbage collection.</fsummary> <desc> <p>Returns information about garbage collection, for example:</p> @@ -6206,7 +6238,7 @@ true</pre> </func> <func> - <name name="statistics" arity="1" clause_i="5"/> + <name name="statistics" arity="1" clause_i="6"/> <fsummary>Information about I/O.</fsummary> <desc> <p>Returns <c><anno>Input</anno></c>, @@ -6217,7 +6249,7 @@ true</pre> </func> <func> - <name name="statistics" arity="1" clause_i="6"/> + <name name="statistics" arity="1" clause_i="7"/> <fsummary>Information about microstate accounting.</fsummary> <desc> <marker id="statistics_microstate_accounting"></marker> @@ -6353,7 +6385,7 @@ lists:map( </func> <func> - <name name="statistics" arity="1" clause_i="7"/> + <name name="statistics" arity="1" clause_i="8"/> <fsummary>Information about reductions.</fsummary> <desc> <marker id="statistics_reductions"></marker> @@ -6372,12 +6404,13 @@ lists:map( </func> <func> - <name name="statistics" arity="1" clause_i="8"/> + <name name="statistics" arity="1" clause_i="9"/> <fsummary>Information about the run-queues.</fsummary> <desc><marker id="statistics_run_queue"></marker> - <p>Returns the total length of the run-queues. That is, the number + <p>Returns the total length of all normal run-queues. That is, the number of processes and ports that are ready to run on all available - run-queues. The information is gathered atomically. That + normal run-queues. Dirty run queues are not part of the + result. The information is gathered atomically. That is, the result is a consistent snapshot of the state, but this operation is much more expensive compared to <seealso marker="#statistics_total_run_queue_lengths"> @@ -6387,35 +6420,72 @@ lists:map( </func> <func> - <name name="statistics" arity="1" clause_i="9"/> + <name name="statistics" arity="1" clause_i="10"/> <fsummary>Information about the run-queue lengths.</fsummary> <desc><marker id="statistics_run_queue_lengths"></marker> + <p>Returns the same as + <seealso marker="#statistics_run_queue_lengths_all"> + <c>statistics(run_queue_lengths_all)</c></seealso> + with the exception that no information about the dirty + IO run queue is part of the result. That is, only + run queues with work that is expected to be CPU bound + is part of the result.</p> + </desc> + </func> + + <func> + <name name="statistics" arity="1" clause_i="11"/> + <fsummary>Information about the run-queue lengths.</fsummary> + <desc><marker id="statistics_run_queue_lengths_all"></marker> <p>Returns a list where each element represents the amount - of processes and ports ready to run for each run queue. The - element location in the list corresponds to the run queue - of a scheduler. The first element corresponds to the run - queue of scheduler number 1 and so on. The information is - <em>not</em> gathered atomically. That is, the result is - not necessarily a consistent snapshot of the state, but - instead quite efficiently gathered.</p> + of processes and ports ready to run for each run queue. + Values for normal run queues are located first in the + resulting list. The first element corresponds to the + normal run queue of scheduler number 1 and so on. If + support for dirty schedulers exist, values for the dirty + CPU run queue and the dirty IO run queue follow (in that + order) at the end. The information is <em>not</em> + gathered atomically. That is, the result is not + necessarily a consistent snapshot of the state, but + instead quite efficiently gathered.</p> + <note><p>Each normal scheduler has one run queue that it + manages. If dirty schedulers schedulers are supported, all + dirty CPU schedulers share one run queue, and all dirty IO + schedulers share one run queue. That is, we have multiple + normal run queues, one dirty CPU run queue and one dirty + IO run queue. Work can <em>not</em> migrate between the + different types of run queues. Only work in normal run + queues can migrate to other normal run queues. This has + to be taken into account when evaluating the result.</p></note> <p>See also + <seealso marker="#statistics_run_queue_lengths"> + <c>statistics(run_queue_lengths)</c></seealso>, + <seealso marker="#statistics_total_run_queue_lengths_all"> + <c>statistics(total_run_queue_lengths_all)</c></seealso>, <seealso marker="#statistics_total_run_queue_lengths"> <c>statistics(total_run_queue_lengths)</c></seealso>, <seealso marker="#statistics_active_tasks"> - <c>statistics(active_tasks)</c></seealso>, and + <c>statistics(active_tasks)</c></seealso>, + <seealso marker="#statistics_active_tasks_all"> + <c>statistics(active_tasks_all)</c></seealso>, and <seealso marker="#statistics_total_active_tasks"> - <c>statistics(total_active_tasks)</c></seealso>.</p> + <c>statistics(total_active_tasks)</c></seealso>, + <seealso marker="#statistics_total_active_tasks_all"> + <c>statistics(total_active_tasks_all)</c></seealso>.</p> </desc> </func> <func> - <name name="statistics" arity="1" clause_i="10"/> + <name name="statistics" arity="1" clause_i="12"/> <fsummary>Information about runtime.</fsummary> <desc> <p>Returns information about runtime, in milliseconds.</p> <p>This is the sum of the runtime for all threads in the Erlang runtime system and can therefore be greater than the wall clock time.</p> + <warning><p>This value might wrap due to limitations in the + underlying functionality provided by the operating system + that is used.</p></warning> <p>Example:</p> <pre> > <input>statistics(runtime).</input> @@ -6424,7 +6494,7 @@ lists:map( </func> <func> - <name name="statistics" arity="1" clause_i="11"/> + <name name="statistics" arity="1" clause_i="13"/> <fsummary>Information about each schedulers work time.</fsummary> <desc> <marker id="statistics_scheduler_wall_time"></marker> @@ -6545,7 +6615,7 @@ ok </func> <func> - <name name="statistics" arity="1" clause_i="12"/> + <name name="statistics" arity="1" clause_i="14"/> <fsummary>Information about each schedulers work time.</fsummary> <desc> <marker id="statistics_scheduler_wall_time_all"></marker> @@ -6570,47 +6640,47 @@ ok </desc> </func> <func> - <name name="statistics" arity="1" clause_i="13"/> + <name name="statistics" arity="1" clause_i="15"/> <fsummary>Information about active processes and ports.</fsummary> <desc><marker id="statistics_total_active_tasks"></marker> - <p>Returns the total amount of active processes and ports in - the system. That is, the number of processes and ports that - are ready to run, or are currently running. The information - is <em>not</em> gathered atomically. That is, the result - is not necessarily a consistent snapshot of the state, but - instead quite efficiently gathered.</p> - <p>See also - <seealso marker="#statistics_active_tasks"> - <c>statistics(active_tasks)</c></seealso>, - <seealso marker="#statistics_run_queue_lengths"> - <c>statistics(run_queue_lengths)</c></seealso>, and - <seealso marker="#statistics_total_run_queue_lengths"> - <c>statistics(total_run_queue_lengths)</c></seealso>.</p> + <p>The same as calling + <c>lists:sum(</c><seealso marker="#statistics_active_tasks"><c>statistics(active_tasks)</c></seealso><c>)</c>, + but more efficient.</p> </desc> </func> <func> - <name name="statistics" arity="1" clause_i="14"/> + <name name="statistics" arity="1" clause_i="16"/> + <fsummary>Information about active processes and ports.</fsummary> + <desc><marker id="statistics_total_active_tasks_all"></marker> + <p>The same as calling + <c>lists:sum(</c><seealso marker="#statistics_active_tasks_all"><c>statistics(active_tasks_all)</c></seealso><c>)</c>, + but more efficient.</p> + </desc> + </func> + + <func> + <name name="statistics" arity="1" clause_i="17"/> <fsummary>Information about the run-queue lengths.</fsummary> <desc><marker id="statistics_total_run_queue_lengths"></marker> - <p>Returns the total length of the run queues. That is, the number - of processes and ports that are ready to run on all available - run queues. The information is <em>not</em> gathered atomically. - That is, the result is not necessarily a consistent snapshot of - the state, but much more efficiently gathered compared to - <seealso marker="#statistics_run_queue"> - <c>statistics(run_queue)</c></seealso>.</p> - <p>See also <seealso marker="#statistics_run_queue_lengths"> - <c>statistics(run_queue_lengths)</c></seealso>, - <seealso marker="#statistics_total_active_tasks"> - <c>statistics(total_active_tasks)</c></seealso>, and - <seealso marker="#statistics_active_tasks"> - <c>statistics(active_tasks)</c></seealso>.</p> + <p>The same as calling + <c>lists:sum(</c><seealso marker="#statistics_run_queue_lengths"><c>statistics(run_queue_lengths)</c></seealso><c>)</c>, + but more efficient.</p> </desc> </func> <func> - <name name="statistics" arity="1" clause_i="15"/> + <name name="statistics" arity="1" clause_i="18"/> + <fsummary>Information about the run-queue lengths.</fsummary> + <desc><marker id="statistics_total_run_queue_lengths_all"></marker> + <p>The same as calling + <c>lists:sum(</c><seealso marker="#statistics_run_queue_lengths_all"><c>statistics(run_queue_lengths_all)</c></seealso><c>)</c>, + but more efficient.</p> + </desc> + </func> + + <func> + <name name="statistics" arity="1" clause_i="19"/> <fsummary>Information about wall clock.</fsummary> <desc> <p>Returns information about wall clock. <c>wall_clock</c> can @@ -8793,18 +8863,36 @@ hello <p>Option <c>{minor_version, <anno>Version</anno>}</c> can be used to control some encoding details. This option was introduced in Erlang/OTP R11B-4. - The valid values for <c><anno>Version</anno></c> are - <c>0</c> and <c>1</c>.</p> - <p>As from Erlang/OTP 17.0, <c>{minor_version, 1}</c> is the default. It - forces any floats in the term to be encoded in a more - space-efficient and exact way (namely in the 64-bit IEEE format, - rather than converted to a textual representation).</p> - <p>As from Erlang/OTP R11B-4, <c>binary_to_term/1</c> can decode this - representation.</p> - <p><c>{minor_version, 0}</c> means that floats are encoded - using a textual representation. This option is useful to - ensure that releases before Erlang/OTP R11B-4 can decode resulting - binary.</p> + The valid values for <c><anno>Version</anno></c> are:</p> + <taglist> + <tag><c>0</c></tag> + <item> + <p>Floats are encoded using a textual representation. + This option is useful to ensure that releases before Erlang/OTP + R11B-4 can decode resulting binary.</p> + <p>This version encode atoms that can be represented by a + latin1 string using latin1 encoding while only atoms that + cannot be represented by latin1 are encoded using utf8.</p> + </item> + <tag><c>1</c></tag> + <item> + <p>This is as of Erlang/OTP 17.0 the default. It forces any floats + in the term to be encoded in a more space-efficient and exact way + (namely in the 64-bit IEEE format, rather than converted to a + textual representation). As from Erlang/OTP R11B-4, + <c>binary_to_term/1</c> can decode this representation.</p> + <p>This version encode atoms that can be represented by a + latin1 string using latin1 encoding while only atoms that + cannot be represented by latin1 are encoded using utf8.</p> + </item> + <tag><c>2</c></tag> + <item> + <p>Drops usage of the latin1 atom encoding and unconditionally + use utf8 encoding for all atoms. This will be changed to the + default in a future major release of Erlang/OTP. Erlang/OTP + systems as of R16B can decode this representation.</p> + </item> + </taglist> <p>See also <seealso marker="#binary_to_term/1"> <c>binary_to_term/1</c></seealso>.</p> </desc> diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index 08f6732036..722f7aaebd 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -31,6 +31,726 @@ </header> <p>This document describes the changes made to the ERTS application.</p> +<section><title>Erts 9.0.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fixed a bug in gen_tcp:send where it never returned when + repeatedly called on a remotely closed TCP socket.</p> + <p> + Own Id: OTP-13939 Aux Id: ERL-193 </p> + </item> + <item> + <p> + Fixed segfault that could happen during cleanup of + aborted erlang:port_command/3 calls. A port_command is + aborted if the port is closed at the same time as the + port_command was issued. This bug was introduced in + erts-8.0.</p> + <p> + Own Id: OTP-14481</p> + </item> + <item> + <p> + Fixed implementation of <c>statistics(wall_clock)</c> and + <c>statistics(runtime)</c> so that values do not + unnecessarily wrap due to the emulator. Note that the + values returned by <c>statistics(runtime)</c> may still + wrap due to limitations in the underlying functionality + provided by the operating system.</p> + <p> + Own Id: OTP-14484</p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 9.0</title> + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p>Fix various bugs regarding loading, upgrade and purge + of HiPE compiled code:</p> <list> <item>The native code + memory for a purged module was never deallocated.</item> + <item>Wrong functions could in some cases be called after + a module upgrade.</item> + <item><c>erlang:check_process_code</c> did not check for + recursive calls made from native code.</item> </list> + <p> + Own Id: OTP-13968</p> + </item> + <item> + <p> + Hipe optional LLVM backend does require LLVM version 3.9 + or later as older versions forced strong dependencies on + erts internals structures.</p> + <p> + Own Id: OTP-14238</p> + </item> + <item> + <p>When an exception such as '<c>throw(HugeTerm)</c>' was + caught, <c>HugeTerm</c> term would be kept in the process + until the next exception occurred, potentially increasing + the heap size for the process. That has been + corrected.</p> + <p> + Own Id: OTP-14255 Aux Id: OTP-14400, OTP-14401 </p> + </item> + <item> + <p> + Slogans in crash dumps have been extended to print more + complex terms.</p> + <p> + Own Id: OTP-14303</p> + </item> + <item> + <p> + Fixed bug when using <c>enif_inspect_binary</c> in + combination with <c>enif_copy</c>. In some circumstances + the inspected binary could be reallocated by the + <c>enif_copy</c> call when it shouldn't have been.</p> + <p> + Own Id: OTP-14304</p> + </item> + <item> + <p> + The address family <c>local</c> (AF_UNIX / AF_LOCAL) now + does not ensure zero termination of Linux Abstract + Addresses so they can use all bytes.</p> + <p> + Own Id: OTP-14305</p> + </item> + <item> + <p> + Use <c>-fno-PIE</c> for Gentoo Hardened and others that + don't accept linker flag <c>-no-pie</c>.</p> + <p> + Own Id: OTP-14307 Aux Id: PR-1379 </p> + </item> + <item> + <p> + Disable hipe for <c>ppc64le</c> architecture (little + endian) as it is not, and has never been, supported. It + was earlier equated with <c>ppc64</c> (big endian) which + lead to broken build without <c>--disable-hipe</c>.</p> + <p> + Own Id: OTP-14314 Aux Id: ERL-369, PR-1394 </p> + </item> + <item> + <p> + Fix 'epmd -kill' to return a failure exit status code if + epmd was not killed because of some error.</p> + <p> + Own Id: OTP-14324</p> + </item> + <item> + <p>Fixed the following dirty scheduler related bugs:</p> + <list> <item><p>the <c>+SDPcpu</c> command line argument + could cause the amount of dirty CPU schedulers to be set + to zero</p></item> + <item><p><c>erlang:system_flag(multi_scheduling, _)</c> + failed when only one normal scheduler was used together + with dirty scheduler support</p></item> </list> + <p> + Own Id: OTP-14335</p> + </item> + <item> + <p> + Fix erlexec to handle mismatch in sysconf and proc fs + when figuring out the cpu topology. This behaviour has + been seen when using docker together with + <c>--cpuset-cpus</c>.</p> + <p> + Own Id: OTP-14352</p> + </item> + <item> + <p> + Fixed memory segment cache used for multiblock carriers. + Huge (> 2GB) memory segments could cause a VM crash. + Creation of such huge memory segments used for multiblock + carriers is however very uncommon.</p> + <p> + Own Id: OTP-14360 Aux Id: ERL-401, PR-1417 </p> + </item> + <item> + <p> + Fix bug causing <c>code:is_module_native</c> to falsely + return true when <c>local</c> call trace is enabled for + the module.</p> + <p> + Own Id: OTP-14390</p> + </item> + <item> + <p> + Fix emulator crash when receive tracing on a + <c>trace_delivered</c> message.</p> + <p> + Own Id: OTP-14411</p> + </item> + <item> + <p> + Fix file:sendfile error handling on SunOS when a + connection is closed during transmission.</p> + <p> + Own Id: OTP-14424</p> + </item> + <item> + <p> + <c>escript</c> did not handle paths with spaces correct.</p> + <p> + Own Id: OTP-14433</p> + </item> + <item> + <p> + Fix erroneous lock check assertion when <c>wx</c> is run + on MacOS X.</p> + <p> + Own Id: OTP-14437 Aux Id: ERL-360 </p> + </item> + <item> + <p>Active-mode TCP sockets are now cleaned up properly on + send/shutdown errors.</p> + <p> + Own Id: OTP-14441 Aux Id: ERL-430 </p> + </item> + <item> + <p> + Fix compilation of hipe_mkliterals when the LIBS + configure variable had to be set.</p> + <p> + Own Id: OTP-14447</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Added <c>erlang:garbage_collect/2</c> that takes an + option list as the last argument that can be used to + control whether a minor or a major garbage collection is + to be done. Doing a minor collection only collects terms + that have recently died, but is cheaper than a major + collection.</p> + <p> + Own Id: OTP-11695</p> + </item> + <item> + <p> + Optimized test for tuples with an atom as first element.</p> + <p> + Own Id: OTP-12148</p> + </item> + <item> + <p> + Erlang literals are no longer copied during process to + process messaging.</p> + <p> + Own Id: OTP-13529</p> + </item> + <item> + <p>Add support in the <c>erl_nif</c> API for asynchronous + message notifications when sockets or other file + descriptors are ready to accept read or write operations. + The following functions have been added:</p> <list> + <item><p>enif_select</p></item> + <item><p>enif_monitor_process</p></item> + <item><p>enif_demonitor_process</p></item> + <item><p>enif_compare_monitors</p></item> + <item><p>enif_open_resource_type_x</p></item> </list> + <p> + Own Id: OTP-13684</p> + </item> + <item> + <p>There are two new guard BIFs '<c>floor/1</c>' and + '<c>ceil/1</c>'. They both return integers. In the + '<c>math</c>' module, there are two new BIFs with the + same names that return floating point values.</p> + <p> + Own Id: OTP-13692</p> + </item> + <item> + <p> + Remove deprecated <c>erlang:hash/2</c>.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-13827</p> + </item> + <item> + <p>Replaced usage of deprecated symbolic <seealso + marker="erts:erlang#type-time_unit"><c>time + unit</c></seealso> representations.</p> + <p> + Own Id: OTP-13831 Aux Id: OTP-13735 </p> + </item> + <item> + <p> + Added support in zlib for extraction of the inflation + dictionary.</p> + <p> + Own Id: OTP-13842</p> + </item> + <item> + <p> + The previously used purge strategy has been removed. The + optional purge strategy introduced in ERTS version 8.1 is + now the only strategy available.</p> + <p> + The new purge strategy is slightly incompatible with the + old strategy. Previously processes holding <c>fun</c>s + that referred to the module being purged either failed a + soft purge, or was killed during a hard purge. The new + strategy completely ignores <c>fun</c>s. If <c>fun</c>s + referring to the code being purged exist, and are used + after a purge, an exception will be raised upon usage. + That is, the behavior will be exactly the same as the + case when a <c>fun</c> is received by a process after the + purge.</p> + <p> + For more information see the documentation of <seealso + marker="erts:erlang#check_process_code/3"><c>erlang:check_process_code/3</c></seealso>.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-13844 Aux Id: OTP-13833 </p> + </item> + <item> + <p> + Dirty schedulers are now enabled by default when the + runtime system is built with SMP support.</p> + <p> + Own Id: OTP-13860</p> + </item> + <item> + <p> + Improved ETS lookup/insert/delete speed for large + <c>set</c>, <c>bag</c> and <c>duplicate_bag</c> by a + significant reduction of the hash load factor. This speed + improvement comes at the expense of less than one word + per table entry. Tables with less than 256 entries are + not affected at all.</p> + <p> + Own Id: OTP-13903</p> + </item> + <item> + <p> + The NIF library <c>reload</c> feature is not supported + anymore. It has been marked as deprecated since OTP R15B. + This means that you are only allowed to do one successful + call to <c>erlang:load_nif/2</c> for each module + instance. A second call to <c>erlang:load_nif/2</c> will + return <c>{error, {reload, _}}</c> even if the NIF + library implements the <c>reload</c> callback.</p> + <p> + Runtime upgrade of a NIF library is still supported by + using the Erlang module upgrade mechanics with a current + and an old module instance existing at the same time with + their corresponding NIF libraries.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-13908</p> + </item> + <item> + <p> + Add <c>erlang:system_info(atom_count)</c> and + <c>erlang:system_info(atom_limit)</c> to provide a way to + retrieve the current and maximum number of atoms.</p> + <p> + Own Id: OTP-13976</p> + </item> + <item> + <p>The function <c>fmod/2</c> has been added to the + <c>math</c> module.</p> + <p> + Own Id: OTP-14000</p> + </item> + <item> + <p> + <c>erlang:load_nif/2</c> returns new error type + <c>notsup</c> when called for a HiPE compiled module, + which is not supported.</p> + <p> + Own Id: OTP-14002</p> + </item> + <item> + <p> + Add driver and nif lock instrumentation to lcnt</p> + <p> + Own Id: OTP-14069</p> + </item> + <item> + <p> + Reduce memory pressure by converting sub-binaries to + heap-binaries when possible. This is done during garbage + collection.</p> + <p> + Own Id: OTP-14149</p> + </item> + <item> + <p> + Dirty schedulers are now enabled and supported on Erlang + runtime systems with SMP support.</p> + <p> + Besides support for dirty NIFs also support for dirty + BIFs and dirty garbage collection have been introduced. + All garbage collections that potentially will take a long + time to complete are now performed on dirty schedulers if + enabled.</p> + <p> + <seealso + marker="erts:erlang#statistics/1"><c>erlang:statistics/1</c></seealso> + with arguments inspecting scheduler and run queue states + have been changed due to the dirty scheduler support. + Code using this functionality may have to be rewritten + taking these incompatibilities into consideration. + Examples of such uses are calls to <seealso + marker="erts:erlang#statistics_scheduler_wall_time"><c>erlang:statistics(scheduler_wall_time)</c></seealso>, + <seealso + marker="erts:erlang#statistics_total_run_queue_lengths"><c>statistics(total_run_queue_lengths)</c></seealso>, + <seealso + marker="erts:erlang#statistics_total_active_tasks"><c>statistics(total_active_tasks)</c></seealso>, + etc.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-14152</p> + </item> + <item> + <p>Atoms may now contain arbitrary Unicode + characters.</p> + <p> + Own Id: OTP-14178</p> + </item> + <item> + <p> + Introduce an event manager in Erlang to handle OS + signals. A subset of OS signals may be subscribed to and + those are described in the Kernel application.</p> + <p> + Own Id: OTP-14186</p> + </item> + <item> + <p> + The <c>escript</c> program now handles symbolic links to + escripts.</p> + <p> + This is useful for standalone systems with + <c>escript</c>s residing on a bin directory not included + in the execution path (as it may cause their <c>erl</c> + program(s) to override the desired one). Instead the + <c>escript</c>s can be referred to via symbolic links + from a bin directory in the path.</p> + <p> + Own Id: OTP-14201 Aux Id: PR-1293 </p> + </item> + <item> + <p> + All uses of the magic binary kludge has been replaced by + uses of erlang references.</p> + <p> + A magic binary was presented as an empty binary, but + actually referred other data internally in the Erlang VM. + Since they were presented as empty binaries, different + magic binaries compared as equal, and also lost their + internal data when passed out of an erlang node.</p> + <p> + The new usage of references has not got any of these + strange semantic issues, and the usage of these + references has been optimized to give the same + performance benefits as well as memory usage benefits as + magic binaries had.</p> + <p> + A couple of examples of previous uses of magic binaries + are match specifications and NIF resources.</p> + <p> + Own Id: OTP-14205</p> + </item> + <item> + <p> + The non-smp emulators have been deprecated and are + scheduled for removal in OTP-21.</p> + <p> + In preparation for this, the threaded non-smp emulator is + no longer built by default and has to be enabled using + the --enable-plain-emulator to configure.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-14272</p> + </item> + <item> + <p> + Allow HiPE to run on VM built with + <c>--enable-m32-build</c>.</p> + <p> + Own Id: OTP-14330 Aux Id: PR-1397 </p> + </item> + <item> + <p> + Upgraded the OTP internal PCRE library from version 8.33 + to version 8.40. This library is used for implementation + of the <seealso marker="stdlib:re"><c>re</c></seealso> + regular expressions module.</p> + <p> + Besides various bug fixes, the new version allows for + better stack protection. In order to utilize this + feature, the stack size of normal scheduler threads is + now by default set to 128 kilo words on all platforms. + The stack size of normal scheduler threads can be set + upon system start by passing the <seealso + marker="erts:erl#sched_thread_stack_size"><c>+sss</c></seealso> + command line argument to the <seealso + marker="erts:erl"><c>erl</c></seealso> command.</p> + <p> + See <url + href="http://pcre.org/original/changelog.txt"><c>http://pcre.org/original/changelog.txt</c></url> + for information about changes made to PCRE between the + versions 8.33 and 8.40.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-14331 Aux Id: ERL-208 </p> + </item> + <item> + <p> + Remove generation of atoms in old latin1 external format + in the distribution between erlang nodes, + <c>erl_interface</c>, and <c>jinterface</c>. The new utf8 + format for atoms was introduced in OTP R16. An OTP 20 + node can therefore not connect to nodes older than R16.</p> + <p> + Atoms that can be encoded using latin1 are still encoded + by <c>term_to_binary()</c> using latin1 encoding. Note + that all atoms will by default be encoded using utf8 in a + future Erlang/OTP release. For more information see the + documentation of <seealso + marker="erts:erlang#term_to_binary/2"><c>erlang:term_to_binary/2</c></seealso>.</p> + <p> + Own Id: OTP-14337</p> + </item> + <item> + <p> + Added function <c>re:version/0</c> which returns + information about the OTP internal PCRE version used for + implementation of the <c>re</c> module.</p> + <p> + Own Id: OTP-14347 Aux Id: PR-1412 </p> + </item> + <item> + <p> + Added new debug bif <c>erlang:list_to_port/1</c>.</p> + <p> + Own Id: OTP-14348</p> + </item> + <item> + <p> + Various improvements of timer management internally in + the VM. These improvements both reduced memory + consumption of timer wheels as well as reduce the amount + of work that has to be performed in order to handle + timers.</p> + <p> + Own Id: OTP-14356</p> + </item> + <item> + <p> Sockets can now be bound to device (SO_BINDTODEVICE) + on platforms where it is supported. </p> <p> This has + been implemented e.g to support VRF-Lite under Linux; see + <url + href="https://www.kernel.org/doc/Documentation/networking/vrf.txt"> + VRF </url>, and GitHub pull request <url + href="https://github.com/erlang/otp/pull/1326">#1326</url>. + </p> + <p> + Own Id: OTP-14357 Aux Id: PR-1326 </p> + </item> + <item> + <p>Added the following <seealso + marker="erl"><c>erl</c></seealso> command line arguments + with which you can set suggested stack for dirty + schedulers:</p> <taglist> <tag><seealso + marker="erl#dcpu_sched_thread_stack_size"><c>+sssdcpu</c></seealso></tag> + <item><p>for dirty CPU schedulers</p></item> + <tag><seealso + marker="erl#dio_sched_thread_stack_size"><c>+sssdio</c></seealso></tag> + <item><p>for dirty IO schedulers</p></item> </taglist> + <p>The default suggested stack size for dirty schedulers + is 40 kilo words.</p> + <p> + Own Id: OTP-14380</p> + </item> + <item> + <p> + Changed erts startup program name, argv 0, to use the + environment variable <c>ESCRIPT_NAME</c> so that + <c>erlc</c>, <c>dialyzer</c>, <c>typer</c>, + <c>ct_run</c>, or the escript name can be seen with + external programs, such as ps and htop (depending on + options), on unix.</p> + <p> + Own Id: OTP-14381</p> + </item> + <item> + <p> + Improvements of <c>escript</c> documentation.</p> + <p> + Own Id: OTP-14384 Aux Id: OTP-14201 </p> + </item> + <item> + <p> + Add function <c>enif_hash</c> for NIFs to calculate hash + values of arbitrary terms.</p> + <p> + Own Id: OTP-14385 Aux Id: PR-1413 </p> + </item> + <item> + <p>'<c>./configure --enable-lock-counter</c>' will + enabling building of an additional emulator that has + support for lock counting. (The option previously + existed, but would turn on lock counting in the default + emulator being built.) To start the lock-counting + emulator, use '<c>erl -emu_type lcnt</c>'.</p> + <p>On Windows, <c>erl</c> recognized the undocumented + option <c>-debug</c> for starting a debug-compiled + emulator. That option has been removed. Use '<c>erl + -emu_type debug</c>' instead.</p> + <p> + Own Id: OTP-14407</p> + </item> + <item> + <p> + Warnings have been added to the relevant documentation + about not using un-secure distributed nodes in exposed + environments.</p> + <p> + Own Id: OTP-14425</p> + </item> + <item> + <p> + Improvement of the documentation of the environment + variable <c>ERL_CRASH_DUMP_SECONDS</c> as well as the + default behavior when it is not set.</p> + <p> + Own Id: OTP-14434</p> + </item> + <item> + <p> + Enabled off-heap message queue for some system processes + that might receive large amounts of messages.</p> + <p> + Own Id: OTP-14438</p> + </item> + <item> + <p>ETS lock indexes have been replaced with the table + name in LCNT results.</p> + <p> + Own Id: OTP-14442 Aux Id: ERIERL-22 </p> + </item> + <item> + <p> + Introduced the new functions <seealso + marker="erl_nif#enif_whereis_pid"><c>enif_whereis_pid()</c></seealso> + and <seealso + marker="erl_nif#enif_whereis_port"><c>enif_whereis_port()</c></seealso>.</p> + <p> + Own Id: OTP-14453 Aux Id: PR-1400 </p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 8.3.5.1</title> + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fixed a bug in gen_tcp:send where it never returned when + repeatedly called on a remotely closed TCP socket.</p> + <p> + Own Id: OTP-13939 Aux Id: ERL-193 </p> + </item> + <item> + <p> + Fixed segfault that could happen during cleanup of + aborted erlang:port_command/3 calls. A port_command is + aborted if the port is closed at the same time as the + port_command was issued. This bug was introduced in + erts-8.0.</p> + <p> + Own Id: OTP-14481</p> + </item> + <item> + <p> + Fixed implementation of <c>statistics(wall_clock)</c> and + <c>statistics(runtime)</c> so that values do not + unnecessarily wrap due to the emulator. Note that the + values returned by <c>statistics(runtime)</c> may still + wrap due to limitations in the underlying functionality + provided by the operating system.</p> + <p> + Own Id: OTP-14484</p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 8.3.5</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p>Active-mode TCP sockets are now cleaned up properly on + send/shutdown errors.</p> + <p> + Own Id: OTP-14441 Aux Id: ERL-430 </p> + </item> + <item> + <p> + A code purge operation could under certain circumstances + expand the size of hibernated processes.</p> + <p> + Own Id: OTP-14444 Aux Id: ERIERL-24 </p> + </item> + <item> + <p> + Fix so that the ERL_ZZ_SIGTERM_KILL introduced in + erts-8.3.4 works.</p> + <p> + Own Id: OTP-14451</p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 8.3.4</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Add option to make SIGTERM trigger the OS default + behaviour instead of doing a gracefull shutdown. To + activate this bahviour the environment variable + ERL_ZZ_SIGTERM_KILL should be set to "true". This option + only works in OTP 19 as OTP 20 will have a different way + to deal with SIGTERM.</p> + <p> + Own Id: OTP-14418 Aux Id: ERIERL-15 </p> + </item> + </list> + </section> + +</section> <section><title>Erts 8.3.3</title> @@ -513,6 +1233,22 @@ </section> +<section><title>Erts 8.1.1.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + A code purge operation could under certain circumstances + expand the size of hibernated processes.</p> + <p> + Own Id: OTP-14444 Aux Id: ERIERL-24 </p> + </item> + </list> + </section> + +</section> + <section><title>Erts 8.1.1</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/erts/emulator/Makefile.in b/erts/emulator/Makefile.in index 8b2dd5dbb9..1ae905276d 100644 --- a/erts/emulator/Makefile.in +++ b/erts/emulator/Makefile.in @@ -150,6 +150,8 @@ endif LIBS += $(TYPE_LIBS) +ORIG_LIBS:= $(LIBS) + comma:=, space:= space+= @@ -966,7 +968,7 @@ $(OBJDIR)/%.o: hipe/%.c $(V_CC) $(subst O2,O3, $(CFLAGS)) $(INCLUDES) -c $< -o $@ $(BINDIR)/hipe_mkliterals$(TF_MARKER): $(OBJDIR)/hipe_mkliterals.o - $(ld_verbose)$(CC) $(LDFLAGS) -o $@ $< $(TYPE_LIBS) + $(ld_verbose)$(CC) $(LDFLAGS) -o $@ $< $(ORIG_LIBS) $(OBJDIR)/hipe_mkliterals.o: $(HIPE_ASM) $(TTF_DIR)/erl_alloc_types.h $(DTRACE_HEADERS) \ $(TTF_DIR)/OPCODES-GENERATED $(TTF_DIR)/TABLES-GENERATED diff --git a/erts/emulator/beam/atom.names b/erts/emulator/beam/atom.names index 477a7676d6..a44d23b181 100644 --- a/erts/emulator/beam/atom.names +++ b/erts/emulator/beam/atom.names @@ -76,6 +76,7 @@ atom ac atom accessor atom active atom active_tasks +atom active_tasks_all atom alive atom all atom all_but_first @@ -567,6 +568,7 @@ atom return_to atom return_trace atom run_queue atom run_queue_lengths +atom run_queue_lengths_all atom runnable atom runnable_ports atom runnable_procs @@ -656,8 +658,10 @@ atom Times='*' atom timestamp atom total atom total_active_tasks +atom total_active_tasks_all atom total_heap_size atom total_run_queue_lengths +atom total_run_queue_lengths_all atom tpkt atom trace trace_ts traced atom trace_control_word diff --git a/erts/emulator/beam/beam_bif_load.c b/erts/emulator/beam/beam_bif_load.c index ffa33d6303..14ddb74324 100644 --- a/erts/emulator/beam/beam_bif_load.c +++ b/erts/emulator/beam/beam_bif_load.c @@ -1071,10 +1071,10 @@ return_ok: literal_gc: if (!gc_allowed) - return am_need_gc; + return am_need_gc; if (c_p->flags & F_DISABLE_GC) - return THE_NON_VALUE; + return THE_NON_VALUE; *redsp += erts_garbage_collect_literals(c_p, (Eterm *) literals, lit_bsize, oh, fcalls); diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c index a90e6a0ba8..bc83699951 100644 --- a/erts/emulator/beam/beam_emu.c +++ b/erts/emulator/beam/beam_emu.c @@ -158,7 +158,9 @@ do { \ /* * Register target (X or Y register). */ -#define REG_TARGET(Target) (*(((Target) & 1) ? &yb(Target-1) : &xb(Target))) + +#define REG_TARGET_PTR(Target) (((Target) & 1) ? &yb(Target-1) : &xb(Target)) +#define REG_TARGET(Target) (*REG_TARGET_PTR(Target)) /* * Store a result into a register given a destination descriptor. @@ -172,8 +174,6 @@ do { \ REG_TARGET(stb_reg) = (Result); \ } while (0) -#define StoreSimpleDest(Src, Dest) Dest = (Src) - /* * Store a result into a register and execute the next instruction. * Dst points to the word with a destination descriptor, which MUST @@ -420,7 +420,7 @@ void** beam_ops; #define TestHeapPutList(Need, Reg) \ do { \ TestHeap((Need), 1); \ - PutList(Reg, r(0), r(0), StoreSimpleDest); \ + PutList(Reg, r(0), r(0)); \ CHECK_TERM(r(0)); \ } while (0) @@ -547,11 +547,11 @@ void** beam_ops; GetR((N)+1, Dst2); \ } while (0) -#define PutList(H, T, Dst, Store) \ - do { \ - HTOP[0] = (H); HTOP[1] = (T); \ - Store(make_list(HTOP), Dst); \ - HTOP += 2; \ +#define PutList(H, T, Dst) \ + do { \ + HTOP[0] = (H); HTOP[1] = (T); \ + Dst = make_list(HTOP); \ + HTOP += 2; \ } while (0) #define Swap(R1, R2) \ @@ -568,11 +568,7 @@ void** beam_ops; R2 = Tmp = V; \ } while (0) -#define Move(Src, Dst, Store) \ - do { \ - Eterm term = (Src); \ - Store(term, Dst); \ - } while (0) +#define Move(Src, Dst) Dst = (Src) #define Move2Par(S1, D1, S2, D2) \ do { \ @@ -911,7 +907,7 @@ do { \ Target = _uint_size * Unit; \ } while (0) -#define BsGetFloat2(Ms, Live, Sz, Flags, Dst, Store, Fail) \ +#define BsGetFloat2(Ms, Live, Sz, Flags, Dst, Fail) \ do { \ ErlBinMatchBuffer *_mb; \ Eterm _result; Sint _size; \ @@ -922,12 +918,12 @@ do { \ LIGHT_SWAPOUT; \ _result = erts_bs_get_float_2(c_p, _size, (Flags), _mb); \ LIGHT_SWAPIN; \ - HEAP_SPACE_VERIFIED(0); \ + HEAP_SPACE_VERIFIED(0); \ if (is_non_value(_result)) { Fail; } \ - else { Store(_result, Dst); } \ + else { Dst = _result; } \ } while (0) -#define BsGetBinaryImm_2(Ms, Live, Sz, Flags, Dst, Store, Fail) \ +#define BsGetBinaryImm_2(Ms, Live, Sz, Flags, Dst, Fail) \ do { \ ErlBinMatchBuffer *_mb; \ Eterm _result; \ @@ -936,12 +932,12 @@ do { \ LIGHT_SWAPOUT; \ _result = erts_bs_get_binary_2(c_p, (Sz), (Flags), _mb); \ LIGHT_SWAPIN; \ - HEAP_SPACE_VERIFIED(0); \ + HEAP_SPACE_VERIFIED(0); \ if (is_non_value(_result)) { Fail; } \ - else { Store(_result, Dst); } \ + else { Dst = _result; } \ } while (0) -#define BsGetBinary_2(Ms, Live, Sz, Flags, Dst, Store, Fail) \ +#define BsGetBinary_2(Ms, Live, Sz, Flags, Dst, Fail) \ do { \ ErlBinMatchBuffer *_mb; \ Eterm _result; Uint _size; \ @@ -951,27 +947,27 @@ do { \ LIGHT_SWAPOUT; \ _result = erts_bs_get_binary_2(c_p, _size, (Flags), _mb); \ LIGHT_SWAPIN; \ - HEAP_SPACE_VERIFIED(0); \ + HEAP_SPACE_VERIFIED(0); \ if (is_non_value(_result)) { Fail; } \ - else { Store(_result, Dst); } \ + else { Dst = _result; } \ } while (0) -#define BsGetBinaryAll_2(Ms, Live, Unit, Dst, Store, Fail) \ - do { \ - ErlBinMatchBuffer *_mb; \ - Eterm _result; \ - TestHeap(ERL_SUB_BIN_SIZE, Live); \ - _mb = ms_matchbuffer(Ms); \ - if (((_mb->size - _mb->offset) % Unit) == 0) { \ - LIGHT_SWAPOUT; \ - _result = erts_bs_get_binary_all_2(c_p, _mb); \ - LIGHT_SWAPIN; \ - HEAP_SPACE_VERIFIED(0); \ - ASSERT(is_value(_result)); \ - Store(_result, Dst); \ - } else { \ - HEAP_SPACE_VERIFIED(0); \ - Fail; } \ +#define BsGetBinaryAll_2(Ms, Live, Unit, Dst, Fail) \ + do { \ + ErlBinMatchBuffer *_mb; \ + Eterm _result; \ + TestHeap(ERL_SUB_BIN_SIZE, Live); \ + _mb = ms_matchbuffer(Ms); \ + if (((_mb->size - _mb->offset) % Unit) == 0) { \ + LIGHT_SWAPOUT; \ + _result = erts_bs_get_binary_all_2(c_p, _mb); \ + LIGHT_SWAPIN; \ + HEAP_SPACE_VERIFIED(0); \ + ASSERT(is_value(_result)); \ + Dst = _result; \ + } else { \ + HEAP_SPACE_VERIFIED(0); \ + Fail; } \ } while (0) #define BsSkipBits2(Ms, Bits, Unit, Fail) \ @@ -6833,7 +6829,7 @@ apply_fun(Process* p, Eterm fun, Eterm args, Eterm* reg) } if (is_not_nil(tmp)) { /* Must be well-formed list */ - p->freason = EXC_UNDEF; + p->freason = EXC_BADARG; return NULL; } reg[arity] = fun; diff --git a/erts/emulator/beam/beam_load.h b/erts/emulator/beam/beam_load.h index b8d8634e28..c088bdb751 100644 --- a/erts/emulator/beam/beam_load.h +++ b/erts/emulator/beam/beam_load.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1999-2016. All Rights Reserved. + * Copyright Ericsson AB 1999-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c index b9384b28a1..890277a3ba 100644 --- a/erts/emulator/beam/bif.c +++ b/erts/emulator/beam/bif.c @@ -2044,8 +2044,6 @@ ebif_bang_2(BIF_ALIST_2) #define SEND_YIELD_CONTINUE (-8) -Sint do_send(Process *p, Eterm to, Eterm msg, Eterm *refp, ErtsSendContext*); - static Sint remote_send(Process *p, DistEntry *dep, Eterm to, Eterm full_to, Eterm msg, ErtsSendContext* ctx) @@ -2099,8 +2097,8 @@ static Sint remote_send(Process *p, DistEntry *dep, return res; } -Sint -do_send(Process *p, Eterm to, Eterm msg, Eterm *refp, ErtsSendContext* ctx) +static Sint +do_send(Process *p, Eterm to, Eterm msg, Eterm *refp, ErtsSendContext *ctx) { Eterm portid; Port *pt; diff --git a/erts/emulator/beam/big.c b/erts/emulator/beam/big.c index 1f6feade1c..7128b8ed23 100644 --- a/erts/emulator/beam/big.c +++ b/erts/emulator/beam/big.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1996-2016. All Rights Reserved. + * Copyright Ericsson AB 1996-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/beam/big.h b/erts/emulator/beam/big.h index 258038a157..48efce20e7 100644 --- a/erts/emulator/beam/big.h +++ b/erts/emulator/beam/big.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1996-2016. All Rights Reserved. + * Copyright Ericsson AB 1996-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/beam/dist.h b/erts/emulator/beam/dist.h index 93a651b24d..3e17645997 100644 --- a/erts/emulator/beam/dist.h +++ b/erts/emulator/beam/dist.h @@ -53,7 +53,6 @@ | DFLAG_EXPORT_PTR_TAG \ | DFLAG_BIT_BINARIES \ | DFLAG_MAP_TAG \ - | DFLAG_UTF8_ATOMS \ | DFLAG_BIG_CREATION) /* opcodes used in distribution messages */ diff --git a/erts/emulator/beam/erl_alloc.h b/erts/emulator/beam/erl_alloc.h index d743c62a02..97a1cf1308 100644 --- a/erts/emulator/beam/erl_alloc.h +++ b/erts/emulator/beam/erl_alloc.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2002-2016. All Rights Reserved. + * Copyright Ericsson AB 2002-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -451,7 +451,7 @@ NAME##_free(TYPE *p) \ } #ifdef DEBUG -#define ERTS_PRE_ALLOC_SIZE(SZ) 2 +#define ERTS_PRE_ALLOC_SIZE(SZ) ((SZ) < 1000 ? (SZ)/10 + 10 : 100) #define ERTS_PRE_ALLOC_CLOBBER(P, T) memset((void *) (P), 0xfd, sizeof(T)) #else #define ERTS_PRE_ALLOC_SIZE(SZ) ((SZ) > 1 ? (SZ) : 1) diff --git a/erts/emulator/beam/erl_alloc_util.c b/erts/emulator/beam/erl_alloc_util.c index c246143b3f..af86ad0548 100644 --- a/erts/emulator/beam/erl_alloc_util.c +++ b/erts/emulator/beam/erl_alloc_util.c @@ -821,7 +821,7 @@ static void clear_literal_range(void* start, Uint size) #if HAVE_ERTS_MSEG -void* +static void* erts_alcu_mseg_alloc(Allctr_t *allctr, Uint *size_p, Uint flags) { void *res; @@ -832,7 +832,7 @@ erts_alcu_mseg_alloc(Allctr_t *allctr, Uint *size_p, Uint flags) return res; } -void* +static void* erts_alcu_mseg_realloc(Allctr_t *allctr, void *seg, Uint old_size, Uint *new_size_p) { @@ -845,7 +845,7 @@ erts_alcu_mseg_realloc(Allctr_t *allctr, void *seg, return res; } -void +static void erts_alcu_mseg_dealloc(Allctr_t *allctr, void *seg, Uint size, Uint flags) { erts_mseg_dealloc_opt(allctr->alloc_no, seg, (UWord) size, flags, &allctr->mseg_opt); @@ -996,7 +996,7 @@ erts_alcu_exec_mseg_dealloc(Allctr_t *allctr, void *seg, Uint size, Uint flags) #endif /* HAVE_ERTS_MSEG */ -void* +static void* erts_alcu_sys_alloc(Allctr_t *allctr, Uint* size_p, int superalign) { void *res; @@ -1013,7 +1013,7 @@ erts_alcu_sys_alloc(Allctr_t *allctr, Uint* size_p, int superalign) return res; } -void* +static void* erts_alcu_sys_realloc(Allctr_t *allctr, void *ptr, Uint *size_p, Uint old_size, int superalign) { void *res; @@ -1035,7 +1035,7 @@ erts_alcu_sys_realloc(Allctr_t *allctr, void *ptr, Uint *size_p, Uint old_size, return res; } -void +static void erts_alcu_sys_dealloc(Allctr_t *allctr, void *ptr, Uint size, int superalign) { #if ERTS_SA_MB_CARRIERS && ERTS_HAVE_ERTS_SYS_ALIGNED_ALLOC diff --git a/erts/emulator/beam/erl_alloc_util.h b/erts/emulator/beam/erl_alloc_util.h index 431ce430be..73c467aa0a 100644 --- a/erts/emulator/beam/erl_alloc_util.h +++ b/erts/emulator/beam/erl_alloc_util.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2002-2016. All Rights Reserved. + * Copyright Ericsson AB 2002-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -195,10 +195,6 @@ extern UWord erts_literal_vspace_map[]; # define ERTS_VSPACE_WORD_BITS (sizeof(UWord)*8) #endif -void* erts_alcu_mseg_alloc(Allctr_t*, Uint *size_p, Uint flags); -void* erts_alcu_mseg_realloc(Allctr_t*, void *seg, Uint old_size, Uint *new_size_p); -void erts_alcu_mseg_dealloc(Allctr_t*, void *seg, Uint size, Uint flags); - #if HAVE_ERTS_MSEG # if defined(ARCH_32) void* erts_alcu_literal_32_mseg_alloc(Allctr_t*, Uint *size_p, Uint flags); @@ -218,9 +214,6 @@ void erts_alcu_exec_mseg_dealloc(Allctr_t*, void *seg, Uint size, Uint flags); # endif #endif /* HAVE_ERTS_MSEG */ -void* erts_alcu_sys_alloc(Allctr_t*, Uint *size_p, int superalign); -void* erts_alcu_sys_realloc(Allctr_t*, void *ptr, Uint *size_p, Uint old_size, int superalign); -void erts_alcu_sys_dealloc(Allctr_t*, void *ptr, Uint size, int superalign); #ifdef ARCH_32 void* erts_alcu_literal_32_sys_alloc(Allctr_t*, Uint *size_p, int superalign); void* erts_alcu_literal_32_sys_realloc(Allctr_t*, void *ptr, Uint *size_p, Uint old_size, int superalign); diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c index 249cb1fdb6..e5d7efcc72 100644 --- a/erts/emulator/beam/erl_bif_info.c +++ b/erts/emulator/beam/erl_bif_info.c @@ -3450,9 +3450,15 @@ BIF_RETTYPE statistics_1(BIF_ALIST_1) if (is_non_value(res)) BIF_RET(am_undefined); BIF_TRAP1(gather_sched_wall_time_res_trap, BIF_P, res); - } else if (BIF_ARG_1 == am_total_active_tasks - || BIF_ARG_1 == am_total_run_queue_lengths) { - Uint no = erts_run_queues_len(NULL, 0, BIF_ARG_1 == am_total_active_tasks); + } else if ((BIF_ARG_1 == am_total_active_tasks) + | (BIF_ARG_1 == am_total_run_queue_lengths) + | (BIF_ARG_1 == am_total_active_tasks_all) + | (BIF_ARG_1 == am_total_run_queue_lengths_all)) { + Uint no = erts_run_queues_len(NULL, 0, + ((BIF_ARG_1 == am_total_active_tasks) + | (BIF_ARG_1 == am_total_active_tasks_all)), + ((BIF_ARG_1 == am_total_active_tasks_all) + | (BIF_ARG_1 == am_total_run_queue_lengths_all))); if (IS_USMALL(0, no)) res = make_small(no); else { @@ -3460,13 +3466,21 @@ BIF_RETTYPE statistics_1(BIF_ALIST_1) res = uint_to_big(no, hp); } BIF_RET(res); - } else if (BIF_ARG_1 == am_active_tasks - || BIF_ARG_1 == am_run_queue_lengths) { + } else if ((BIF_ARG_1 == am_active_tasks) + | (BIF_ARG_1 == am_run_queue_lengths) + | (BIF_ARG_1 == am_active_tasks_all) + | (BIF_ARG_1 == am_run_queue_lengths_all)) { Eterm res, *hp, **hpp; Uint sz, *szp; - int no_qs = erts_no_run_queues; + int incl_dirty_io = ((BIF_ARG_1 == am_active_tasks_all) + | (BIF_ARG_1 == am_run_queue_lengths_all)); + int no_qs = (erts_no_run_queues + ERTS_NUM_DIRTY_CPU_RUNQS + + (incl_dirty_io ? ERTS_NUM_DIRTY_IO_RUNQS : 0)); Uint *qszs = erts_alloc(ERTS_ALC_T_TMP,sizeof(Uint)*no_qs*2); - (void) erts_run_queues_len(qszs, 0, BIF_ARG_1 == am_active_tasks); + (void) erts_run_queues_len(qszs, 0, + ((BIF_ARG_1 == am_active_tasks) + | (BIF_ARG_1 == am_active_tasks_all)), + incl_dirty_io); sz = 0; szp = &sz; hpp = NULL; @@ -3530,24 +3544,32 @@ BIF_RETTYPE statistics_1(BIF_ALIST_1) res = TUPLE2(hp, b1, b2); BIF_RET(res); } else if (BIF_ARG_1 == am_runtime) { - UWord u1, u2, dummy; + ErtsMonotonicTime u1, u2; Eterm b1, b2; - elapsed_time_both(&u1,&dummy,&u2,&dummy); - b1 = erts_make_integer(u1,BIF_P); - b2 = erts_make_integer(u2,BIF_P); - hp = HAlloc(BIF_P,3); + Uint hsz; + elapsed_time_both(&u1, NULL, &u2, NULL); + hsz = 3; /* 2-tuple */ + (void) erts_bld_monotonic_time(NULL, &hsz, u1); + (void) erts_bld_monotonic_time(NULL, &hsz, u2); + hp = HAlloc(BIF_P, hsz); + b1 = erts_bld_monotonic_time(&hp, NULL, u1); + b2 = erts_bld_monotonic_time(&hp, NULL, u2); res = TUPLE2(hp, b1, b2); BIF_RET(res); } else if (BIF_ARG_1 == am_run_queue) { - res = erts_run_queues_len(NULL, 1, 0); + res = erts_run_queues_len(NULL, 1, 0, 0); BIF_RET(make_small(res)); } else if (BIF_ARG_1 == am_wall_clock) { - UWord w1, w2; + ErtsMonotonicTime w1, w2; Eterm b1, b2; + Uint hsz; wall_clock_elapsed_time_both(&w1, &w2); - b1 = erts_make_integer((Uint) w1,BIF_P); - b2 = erts_make_integer((Uint) w2,BIF_P); - hp = HAlloc(BIF_P,3); + hsz = 3; /* 2-tuple */ + (void) erts_bld_monotonic_time(NULL, &hsz, w1); + (void) erts_bld_monotonic_time(NULL, &hsz, w2); + hp = HAlloc(BIF_P, hsz); + b1 = erts_bld_monotonic_time(&hp, NULL, w1); + b2 = erts_bld_monotonic_time(&hp, NULL, w2); res = TUPLE2(hp, b1, b2); BIF_RET(res); } else if (BIF_ARG_1 == am_io) { @@ -3557,9 +3579,9 @@ BIF_RETTYPE statistics_1(BIF_ALIST_1) else if (ERTS_IS_ATOM_STR("run_queues", BIF_ARG_1)) { Eterm res, *hp, **hpp; Uint sz, *szp; - int no_qs = erts_no_run_queues; + int no_qs = erts_no_run_queues + ERTS_NUM_DIRTY_RUNQS; Uint *qszs = erts_alloc(ERTS_ALC_T_TMP,sizeof(Uint)*no_qs*2); - (void) erts_run_queues_len(qszs, 0, 0); + (void) erts_run_queues_len(qszs, 0, 0, 1); sz = 0; szp = &sz; hpp = NULL; diff --git a/erts/emulator/beam/erl_bits.c b/erts/emulator/beam/erl_bits.c index eea55b3239..71c64997c1 100644 --- a/erts/emulator/beam/erl_bits.c +++ b/erts/emulator/beam/erl_bits.c @@ -1636,7 +1636,7 @@ erts_bs_get_unaligned_uint32(ErlBinMatchBuffer* mb) return LSB[0] | (LSB[1]<<8) | (LSB[2]<<16) | (LSB[3]<<24); } -void +static void erts_align_utf8_bytes(ErlBinMatchBuffer* mb, byte* buf) { Uint bits = mb->size - mb->offset; diff --git a/erts/emulator/beam/erl_bits.h b/erts/emulator/beam/erl_bits.h index 632855255e..5da2b28a89 100644 --- a/erts/emulator/beam/erl_bits.h +++ b/erts/emulator/beam/erl_bits.h @@ -202,7 +202,6 @@ void erts_new_bs_put_string(ERL_BITS_PROTO_2(byte* iptr, Uint num_bytes)); Uint erts_bits_bufs_size(void); Uint32 erts_bs_get_unaligned_uint32(ErlBinMatchBuffer* mb); -void erts_align_utf8_bytes(ErlBinMatchBuffer* mb, byte* buf); Eterm erts_bs_get_utf8(ErlBinMatchBuffer* mb); Eterm erts_bs_get_utf16(ErlBinMatchBuffer* mb, Uint flags); Eterm erts_bs_append(Process* p, Eterm* reg, Uint live, Eterm build_size_term, diff --git a/erts/emulator/beam/erl_cpu_topology.c b/erts/emulator/beam/erl_cpu_topology.c index 9f3a96fa1e..f8b2fa744f 100644 --- a/erts/emulator/beam/erl_cpu_topology.c +++ b/erts/emulator/beam/erl_cpu_topology.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2010-2016. All Rights Reserved. + * Copyright Ericsson AB 2010-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -2244,45 +2244,6 @@ add_cpu_groups(int groups, return cgm; } -static void -remove_cpu_groups(erts_cpu_groups_callback_t callback, void *arg) -{ - erts_cpu_groups_map_t *prev_cgm, *cgm; - erts_cpu_groups_callback_list_t *prev_cgcl, *cgcl; - - ERTS_SMP_LC_ASSERT(erts_lc_rwmtx_is_rwlocked(&cpuinfo_rwmtx)); - - no_cpu_groups_callbacks--; - - prev_cgm = NULL; - for (cgm = cpu_groups_maps; cgm; cgm = cgm->next) { - prev_cgcl = NULL; - for (cgcl = cgm->callback_list; cgcl; cgcl = cgcl->next) { - if (cgcl->callback == callback && cgcl->arg == arg) { - if (prev_cgcl) - prev_cgcl->next = cgcl->next; - else - cgm->callback_list = cgcl->next; - erts_free(ERTS_ALC_T_CPU_GRPS_MAP, cgcl); - if (!cgm->callback_list) { - if (prev_cgm) - prev_cgm->next = cgm->next; - else - cpu_groups_maps = cgm->next; - if (cgm->array) - erts_free(ERTS_ALC_T_CPU_GRPS_MAP, cgm->array); - erts_free(ERTS_ALC_T_CPU_GRPS_MAP, cgm); - } - return; - } - prev_cgcl = cgcl; - } - prev_cgm = cgm; - } - - erts_exit(ERTS_ABORT_EXIT, "Cpu groups not found\n"); -} - static int cpu_groups_lookup(erts_cpu_groups_map_t *map, ErtsSchedulerData *esdp) @@ -2322,21 +2283,3 @@ update_cpu_groups_maps(void) for (cgm = cpu_groups_maps; cgm; cgm = cgm->next) make_cpu_groups_map(cgm, 0); } - -void -erts_add_cpu_groups(int groups, - erts_cpu_groups_callback_t callback, - void *arg) -{ - erts_smp_rwmtx_rwlock(&cpuinfo_rwmtx); - add_cpu_groups(groups, callback, arg); - erts_smp_rwmtx_rwunlock(&cpuinfo_rwmtx); -} - -void erts_remove_cpu_groups(erts_cpu_groups_callback_t callback, - void *arg) -{ - erts_smp_rwmtx_rwlock(&cpuinfo_rwmtx); - remove_cpu_groups(callback, arg); - erts_smp_rwmtx_rwunlock(&cpuinfo_rwmtx); -} diff --git a/erts/emulator/beam/erl_cpu_topology.h b/erts/emulator/beam/erl_cpu_topology.h index cf139d95a9..c922214702 100644 --- a/erts/emulator/beam/erl_cpu_topology.h +++ b/erts/emulator/beam/erl_cpu_topology.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2010-2016. All Rights Reserved. + * Copyright Ericsson AB 2010-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/beam/erl_gc.c b/erts/emulator/beam/erl_gc.c index 23c5b56067..8cb977a7f3 100644 --- a/erts/emulator/beam/erl_gc.c +++ b/erts/emulator/beam/erl_gc.c @@ -835,7 +835,7 @@ do_major_collection: esdp->gc_info.reclaimed += reclaimed_now; } - FLAGS(p) &= ~F_FORCE_GC; + FLAGS(p) &= ~(F_FORCE_GC|F_HIBERNATED); p->live_hf_end = ERTS_INVALID_HFRAG_PTR; ERTS_MSACC_POP_STATE_M(); @@ -892,8 +892,8 @@ erts_garbage_collect(Process* p, int need, Eterm* objv, int nobj) * Place all living data on a the new heap; deallocate any old heap. * Meant to be used by hibernate/3. */ -void -erts_garbage_collect_hibernate(Process* p) +static int +garbage_collect_hibernate(Process* p, int check_long_gc) { Uint heap_size; Eterm* heap; @@ -910,13 +910,13 @@ erts_garbage_collect_hibernate(Process* p) #ifdef ERTS_DIRTY_SCHEDULERS if (ERTS_SCHEDULER_IS_DIRTY(erts_proc_sched_data(p))) p->flags &= ~(F_DIRTY_GC_HIBERNATE|F_DIRTY_MAJOR_GC|F_DIRTY_MINOR_GC); - else { + else if (check_long_gc) { Uint flags = p->flags; p->flags |= F_NEED_FULLSWEEP; check_for_possibly_long_gc(p, (p->htop - p->heap) + p->mbuf_sz); if (p->flags & (F_DIRTY_MAJOR_GC|F_DIRTY_MINOR_GC)) { p->flags = flags|F_DIRTY_GC_HIBERNATE; - return; + return 1; } p->flags = flags; } @@ -1013,12 +1013,20 @@ erts_garbage_collect_hibernate(Process* p) ErtsGcQuickSanityCheck(p); + p->flags |= F_HIBERNATED; + erts_smp_atomic32_read_band_nob(&p->state, ~ERTS_PSFLG_GC); reds = gc_cost(actual_size, actual_size); - BUMP_REDS(p, reds); + return reds; } +void +erts_garbage_collect_hibernate(Process* p) +{ + int reds = garbage_collect_hibernate(p, 1); + BUMP_REDS(p, reds); +} /* * HiPE native code stack scanning procedures: @@ -1091,6 +1099,7 @@ erts_garbage_collect_literals(Process* p, Eterm* literals, Uint ygen_usage = 0; struct erl_off_heap_header** prev = NULL; Sint64 reds; + int hibernated = !!(p->flags & F_HIBERNATED); if (p->flags & (F_DISABLE_GC|F_DELAY_GC)) ERTS_INTERNAL_ERROR("GC disabled"); @@ -1105,10 +1114,13 @@ erts_garbage_collect_literals(Process* p, Eterm* literals, if (ERTS_SCHEDULER_IS_DIRTY(erts_proc_sched_data(p))) p->flags &= ~F_DIRTY_CLA; else { + Uint size = byte_lit_size/sizeof(Uint); ygen_usage = young_gen_usage(p); - check_for_possibly_long_gc(p, - (byte_lit_size/sizeof(Uint) - + 2*ygen_usage)); + if (hibernated) + size = size*2 + 3*ygen_usage; + else + size = size + 2*ygen_usage; + check_for_possibly_long_gc(p, size); if (p->flags & F_DIRTY_MAJOR_GC) { p->flags |= F_DIRTY_CLA; return 10; @@ -1275,6 +1287,12 @@ erts_garbage_collect_literals(Process* p, Eterm* literals, erts_smp_atomic32_read_band_nob(&p->state, ~ERTS_PSFLG_GC); reds += (Sint64) gc_cost((p->htop - p->heap) + byte_lit_size/sizeof(Uint), 0); + + if (hibernated) { + /* Restore the process into hibernated state... */ + reds += garbage_collect_hibernate(p, 0); + } + if (reds > INT_MAX) return INT_MAX; return (int) reds; diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c index aaecde4d78..5206d7564f 100644 --- a/erts/emulator/beam/erl_init.c +++ b/erts/emulator/beam/erl_init.c @@ -431,7 +431,7 @@ erl_first_process_otp(char* modname, void* code, unsigned size, int argc, char** } static Eterm -erl_system_process_otp(Eterm parent_pid, char* modname) +erl_system_process_otp(Eterm parent_pid, char* modname, int off_heap_msgq) { Eterm start_mod; Process* parent; @@ -447,6 +447,8 @@ erl_system_process_otp(Eterm parent_pid, char* modname) parent = erts_pid2proc(NULL, 0, parent_pid, ERTS_PROC_LOCK_MAIN); so.flags = erts_default_spo_flags|SPO_SYSTEM_PROC; + if (off_heap_msgq) + so.flags |= SPO_OFF_HEAP_MSGQ; res = erl_create_process(parent, start_mod, am_start, NIL, &so); erts_smp_proc_unlock(parent, ERTS_PROC_LOCK_MAIN); return res; @@ -2326,14 +2328,14 @@ erl_start(int argc, char **argv) */ Eterm pid; - pid = erl_system_process_otp(otp_ring0_pid, "erts_code_purger"); + pid = erl_system_process_otp(otp_ring0_pid, "erts_code_purger", !0); erts_code_purger = (Process *) erts_ptab_pix2intptr_ddrb(&erts_proc, internal_pid_index(pid)); ASSERT(erts_code_purger && erts_code_purger->common.id == pid); erts_proc_inc_refc(erts_code_purger); - pid = erl_system_process_otp(otp_ring0_pid, "erts_literal_area_collector"); + pid = erl_system_process_otp(otp_ring0_pid, "erts_literal_area_collector", !0); erts_literal_area_collector = (Process *) erts_ptab_pix2intptr_ddrb(&erts_proc, internal_pid_index(pid)); @@ -2342,7 +2344,7 @@ erl_start(int argc, char **argv) erts_proc_inc_refc(erts_literal_area_collector); #ifdef ERTS_DIRTY_SCHEDULERS - pid = erl_system_process_otp(otp_ring0_pid, "erts_dirty_process_code_checker"); + pid = erl_system_process_otp(otp_ring0_pid, "erts_dirty_process_code_checker", !0); erts_dirty_process_code_checker = (Process *) erts_ptab_pix2intptr_ddrb(&erts_proc, internal_pid_index(pid)); diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c index 399626de74..848e116621 100644 --- a/erts/emulator/beam/erl_nif.c +++ b/erts/emulator/beam/erl_nif.c @@ -879,6 +879,64 @@ enif_port_command(ErlNifEnv *env, const ErlNifPort* to_port, return res; } +/* + * env must be the caller's environment in a scheduler or NULL in a + * non-scheduler thread. + * name must be an atom - anything else will just waste time. + */ +static Eterm call_whereis(ErlNifEnv *env, Eterm name) +{ + Process *c_p; + Eterm res; + int scheduler; + int unlock; + + execution_state(env, &c_p, &scheduler); + ASSERT((c_p && scheduler) || (!c_p && !scheduler)); + + unlock = 0; + if (scheduler < 0) { + /* dirty scheduler */ + if (ERTS_PROC_IS_EXITING(c_p)) + return 0; + + if (env->proc->static_flags & ERTS_STC_FLG_SHADOW_PROC) { + erts_smp_proc_lock(c_p, ERTS_PROC_LOCK_MAIN); + unlock = 1; + } + } + res = erts_whereis_name_to_id(c_p, name); + + if (unlock) + erts_smp_proc_unlock(c_p, ERTS_PROC_LOCK_MAIN); + + return res; +} + +int enif_whereis_pid(ErlNifEnv *env, ERL_NIF_TERM name, ErlNifPid *pid) +{ + Eterm res; + + if (is_not_atom(name)) + return 0; + + res = call_whereis(env, name); + /* enif_get_local_ functions check the type */ + return enif_get_local_pid(env, res, pid); +} + +int enif_whereis_port(ErlNifEnv *env, ERL_NIF_TERM name, ErlNifPort *port) +{ + Eterm res; + + if (is_not_atom(name)) + return 0; + + res = call_whereis(env, name); + /* enif_get_local_ functions check the type */ + return enif_get_local_port(env, res, port); +} + ERL_NIF_TERM enif_make_copy(ErlNifEnv* dst_env, ERL_NIF_TERM src_term) { Uint sz; diff --git a/erts/emulator/beam/erl_nif_api_funcs.h b/erts/emulator/beam/erl_nif_api_funcs.h index c305732d63..94c04cd126 100644 --- a/erts/emulator/beam/erl_nif_api_funcs.h +++ b/erts/emulator/beam/erl_nif_api_funcs.h @@ -181,6 +181,8 @@ ERL_NIF_API_FUNC_DECL(int, enif_monitor_process,(ErlNifEnv*,void* obj,const ErlN ERL_NIF_API_FUNC_DECL(int, enif_demonitor_process,(ErlNifEnv*,void* obj,const ErlNifMonitor *monitor)); ERL_NIF_API_FUNC_DECL(int, enif_compare_monitors,(const ErlNifMonitor*,const ErlNifMonitor*)); ERL_NIF_API_FUNC_DECL(ErlNifUInt64,enif_hash,(ErlNifHash type, ERL_NIF_TERM term, ErlNifUInt64 salt)); +ERL_NIF_API_FUNC_DECL(int, enif_whereis_pid, (ErlNifEnv *env, ERL_NIF_TERM name, ErlNifPid *pid)); +ERL_NIF_API_FUNC_DECL(int, enif_whereis_port, (ErlNifEnv *env, ERL_NIF_TERM name, ErlNifPort *port)); /* ** ADD NEW ENTRIES HERE (before this comment) !!! @@ -344,6 +346,8 @@ ERL_NIF_API_FUNC_DECL(ErlNifUInt64,enif_hash,(ErlNifHash type, ERL_NIF_TERM term # define enif_demonitor_process ERL_NIF_API_FUNC_MACRO(enif_demonitor_process) # define enif_compare_monitors ERL_NIF_API_FUNC_MACRO(enif_compare_monitors) # define enif_hash ERL_NIF_API_FUNC_MACRO(enif_hash) +# define enif_whereis_pid ERL_NIF_API_FUNC_MACRO(enif_whereis_pid) +# define enif_whereis_port ERL_NIF_API_FUNC_MACRO(enif_whereis_port) /* ** ADD NEW ENTRIES HERE (before this comment) diff --git a/erts/emulator/beam/erl_port.h b/erts/emulator/beam/erl_port.h index 5c947ad1c0..6a3213ec52 100644 --- a/erts/emulator/beam/erl_port.h +++ b/erts/emulator/beam/erl_port.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2012-2016. All Rights Reserved. + * Copyright Ericsson AB 2012-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/beam/erl_port_task.c b/erts/emulator/beam/erl_port_task.c index 55526e1d5e..1ab1e47254 100644 --- a/erts/emulator/beam/erl_port_task.c +++ b/erts/emulator/beam/erl_port_task.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2006-2016. All Rights Reserved. + * Copyright Ericsson AB 2006-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -852,10 +852,11 @@ schedule_port_task_handle_list_free(ErtsPortTaskHandleList *pthlp) } static ERTS_INLINE void -abort_nosuspend_task(Port *pp, - ErtsPortTaskType type, - ErtsPortTaskTypeData *tdp, - int bpq_data) +abort_signal_task(Port *pp, + int abort_type, + ErtsPortTaskType type, + ErtsPortTaskTypeData *tdp, + int bpq_data) { ASSERT(type == ERTS_PORT_TASK_PROC_SIG); @@ -863,18 +864,28 @@ abort_nosuspend_task(Port *pp, if (!bpq_data) tdp->psig.callback(NULL, ERTS_PORT_SFLG_INVALID, - ERTS_PROC2PORT_SIG_ABORT_NOSUSPEND, + abort_type, &tdp->psig.data); else { ErlDrvSizeT size = erts_proc2port_sig_command_data_size(&tdp->psig.data); tdp->psig.callback(NULL, ERTS_PORT_SFLG_INVALID, - ERTS_PROC2PORT_SIG_ABORT_NOSUSPEND, + abort_type, &tdp->psig.data); aborted_proc2port_data(pp, size); } } + +static ERTS_INLINE void +abort_nosuspend_task(Port *pp, + ErtsPortTaskType type, + ErtsPortTaskTypeData *tdp, + int bpq_data) +{ + abort_signal_task(pp, ERTS_PROC2PORT_SIG_ABORT_NOSUSPEND, type, tdp, bpq_data); +} + static ErtsPortTaskHandleList * get_free_nosuspend_handles(Port *pp) { @@ -1613,8 +1624,9 @@ abort_nosuspend: ASSERT(ns_pthlp); erts_free(ERTS_ALC_T_PT_HNDL_LIST, ns_pthlp); - if (ptp) - port_task_free(ptp); + + ASSERT(ptp); + port_task_free(ptp); return 0; @@ -1625,12 +1637,15 @@ fail: erts_port_dec_refc(pp); #endif + if (ptp) { + abort_signal_task(pp, ERTS_PROC2PORT_SIG_ABORT, + ptp->type, &ptp->u.alive.td, 0); + port_task_free(ptp); + } + if (ns_pthlp) erts_free(ERTS_ALC_T_PT_HNDL_LIST, ns_pthlp); - if (ptp) - port_task_free(ptp); - return -1; } diff --git a/erts/emulator/beam/erl_port_task.h b/erts/emulator/beam/erl_port_task.h index 4e2e168320..39f403b443 100644 --- a/erts/emulator/beam/erl_port_task.h +++ b/erts/emulator/beam/erl_port_task.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2006-2016. All Rights Reserved. + * Copyright Ericsson AB 2006-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index f18537bcf1..359fd83522 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -405,13 +405,59 @@ static erts_atomic_t runq_supervisor_sleeping; ErtsSchedulerData *erts_scheduler_data; #endif -ErtsAlignedRunQueue *erts_aligned_run_queues; -Uint erts_no_run_queues; +ErtsAlignedRunQueue * ERTS_WRITE_UNLIKELY(erts_aligned_run_queues); +Uint ERTS_WRITE_UNLIKELY(erts_no_run_queues); -ErtsAlignedSchedulerData *erts_aligned_scheduler_data; #ifdef ERTS_DIRTY_SCHEDULERS -ErtsAlignedSchedulerData *erts_aligned_dirty_cpu_scheduler_data; -ErtsAlignedSchedulerData *erts_aligned_dirty_io_scheduler_data; + +struct { + union { + erts_smp_atomic32_t active; + char align__[ERTS_CACHE_LINE_SIZE]; + } cpu; + union { + erts_smp_atomic32_t active; + char align__[ERTS_CACHE_LINE_SIZE]; + } io; +} dirty_count erts_align_attribute(ERTS_CACHE_LINE_SIZE); + +#endif + +static ERTS_INLINE void +dirty_active(ErtsSchedulerData *esdp, erts_aint32_t add) +{ +#ifdef ERTS_DIRTY_SCHEDULERS + erts_aint32_t val; + erts_smp_atomic32_t *ap; + switch (esdp->type) { + case ERTS_SCHED_DIRTY_CPU: + ap = &dirty_count.cpu.active; + break; + case ERTS_SCHED_DIRTY_IO: + ap = &dirty_count.io.active; + break; + default: + ap = NULL; + ERTS_INTERNAL_ERROR("Not a dirty scheduler"); + break; + } + + /* + * All updates done under run-queue lock, so + * no inc or dec needed... + */ + ERTS_SMP_ASSERT(erts_smp_lc_runq_is_locked(esdp->run_queue)); + + val = erts_smp_atomic32_read_nob(ap); + val += add; + erts_smp_atomic32_set_nob(ap, val); +#endif +} + +ErtsAlignedSchedulerData * ERTS_WRITE_UNLIKELY(erts_aligned_scheduler_data); +#ifdef ERTS_DIRTY_SCHEDULERS +ErtsAlignedSchedulerData * ERTS_WRITE_UNLIKELY(erts_aligned_dirty_cpu_scheduler_data); +ErtsAlignedSchedulerData * ERTS_WRITE_UNLIKELY(erts_aligned_dirty_io_scheduler_data); typedef union { Process dsp; char align[ERTS_ALC_CACHE_LINE_ALIGN_SIZE(sizeof(Process))]; @@ -539,22 +585,28 @@ do { \ } \ } while (0) -#define ERTS_ATOMIC_FOREACH_RUNQ_X(RQVAR, DO, DOX) \ +#define ERTS_ATOMIC_FOREACH_RUNQ_X(RQVAR, NRQS, DO, DOX) \ do { \ ErtsRunQueue *RQVAR; \ + int nrqs = (NRQS); \ int ix__; \ - for (ix__ = 0; ix__ < erts_no_run_queues; ix__++) { \ + for (ix__ = 0; ix__ < nrqs; ix__++) { \ RQVAR = ERTS_RUNQ_IX(ix__); \ erts_smp_runq_lock(RQVAR); \ { DO; } \ } \ { DOX; } \ - for (ix__ = 0; ix__ < erts_no_run_queues; ix__++) \ + for (ix__ = 0; ix__ < nrqs; ix__++) \ erts_smp_runq_unlock(ERTS_RUNQ_IX(ix__)); \ } while (0) -#define ERTS_ATOMIC_FOREACH_RUNQ(RQVAR, DO) \ - ERTS_ATOMIC_FOREACH_RUNQ_X(RQVAR, DO, ) +#define ERTS_ATOMIC_FOREACH_RUNQ(RQVAR, DO) \ + ERTS_ATOMIC_FOREACH_RUNQ_X(RQVAR, erts_no_run_queues + ERTS_NUM_DIRTY_RUNQS, DO, ) + +#define ERTS_ATOMIC_FOREACH_NORMAL_RUNQ(RQVAR, DO) \ + ERTS_ATOMIC_FOREACH_RUNQ_X(RQVAR, erts_no_run_queues, DO, ) + + /* * Local functions. */ @@ -2974,7 +3026,7 @@ erts_active_schedulers(void) { Uint as = erts_no_schedulers; - ERTS_ATOMIC_FOREACH_RUNQ(rq, as -= abs(rq->waiting)); + ERTS_ATOMIC_FOREACH_NORMAL_RUNQ(rq, as -= abs(rq->waiting)); return as; } @@ -3386,6 +3438,7 @@ scheduler_wait(int *fcalls, ErtsSchedulerData *esdp, ErtsRunQueue *rq) rq->sleepers.list->prev = ssi; rq->sleepers.list = ssi; erts_smp_spin_unlock(&rq->sleepers.lock); + dirty_active(esdp, -1); } #endif @@ -3727,6 +3780,9 @@ scheduler_wait(int *fcalls, ErtsSchedulerData *esdp, ErtsRunQueue *rq) sched_active_sys(esdp->no, rq); } + if (ERTS_SCHEDULER_IS_DIRTY(esdp)) + dirty_active(esdp, 1); + ERTS_SMP_LC_ASSERT(erts_smp_lc_runq_is_locked(rq)); } @@ -6126,7 +6182,7 @@ erts_init_scheduling(int no_schedulers, int no_schedulers_online #endif ) { - int ix, n, no_ssi; + int ix, n, no_ssi, tot_rqs; char *daww_ptr; size_t daww_sz; size_t size_runqs; @@ -6159,26 +6215,19 @@ erts_init_scheduling(int no_schedulers, int no_schedulers_online /* Create and initialize run queues */ n = no_schedulers; - size_runqs = sizeof(ErtsAlignedRunQueue) * (n + ERTS_NUM_DIRTY_RUNQS); + tot_rqs = (n + ERTS_NUM_DIRTY_RUNQS); + size_runqs = sizeof(ErtsAlignedRunQueue) * tot_rqs; erts_aligned_run_queues = erts_alloc_permanent_cache_aligned(ERTS_ALC_T_RUNQS, size_runqs); #ifdef ERTS_SMP -#ifdef ERTS_DIRTY_SCHEDULERS - erts_aligned_run_queues += ERTS_NUM_DIRTY_RUNQS; -#endif erts_smp_atomic32_init_nob(&no_empty_run_queues, 0); #endif erts_no_run_queues = n; - for (ix = -(ERTS_NUM_DIRTY_RUNQS); ix < n; ix++) { + for (ix = 0; ix < tot_rqs; ix++) { int pix, rix; -#ifdef ERTS_DIRTY_SCHEDULERS - ErtsRunQueue *rq = ERTS_RUNQ_IX_IS_DIRTY(ix) ? - ERTS_DIRTY_RUNQ_IX(ix) : ERTS_RUNQ_IX(ix); -#else ErtsRunQueue *rq = ERTS_RUNQ_IX(ix); -#endif rq->ix = ix; @@ -6456,6 +6505,11 @@ erts_init_scheduling(int no_schedulers, int no_schedulers_online ERTS_SCHED_DIRTY_IO, no_dirty_io_schedulers); + erts_smp_atomic32_init_nob(&dirty_count.cpu.active, + (erts_aint32_t) no_dirty_cpu_schedulers); + erts_smp_atomic32_init_nob(&dirty_count.io.active, + (erts_aint32_t) no_dirty_io_schedulers); + #endif if (set_schdlr_sspnd_change_flags) @@ -7831,6 +7885,7 @@ suspend_scheduler(ErtsSchedulerData *esdp) #endif if (sched_type != ERTS_SCHED_NORMAL) { + dirty_active(esdp, -1); erts_smp_runq_unlock(esdp->run_queue); dirty_sched_wall_time_change(esdp, 0); } @@ -8139,7 +8194,9 @@ suspend_scheduler(ErtsSchedulerData *esdp) erts_smp_runq_lock(esdp->run_queue); non_empty_runq(esdp->run_queue); - if (sched_type == ERTS_SCHED_NORMAL) { + if (sched_type != ERTS_SCHED_NORMAL) + dirty_active(esdp, 1); + else { schedule_bound_processes(esdp->run_queue, &sbp); erts_sched_check_cpu_bind_post_suspend(esdp); @@ -9773,38 +9830,69 @@ erts_internal_is_process_executing_dirty_1(BIF_ALIST_1) BIF_RET(am_false); } +static ERTS_INLINE void +run_queues_len_aux(ErtsRunQueue *rq, Uint *tot_len, Uint *qlen, int *ip, int incl_active_sched, int locked) +{ + Sint rq_len; + + if (locked) + rq_len = (Sint) erts_smp_atomic32_read_dirty(&rq->len); + else + rq_len = (Sint) erts_smp_atomic32_read_nob(&rq->len); + ASSERT(rq_len >= 0); + + if (incl_active_sched) { +#ifdef ERTS_DIRTY_SCHEDULERS + if (ERTS_RUNQ_IX_IS_DIRTY(rq->ix)) { + erts_aint32_t dcnt; + if (ERTS_RUNQ_IS_DIRTY_CPU_RUNQ(rq)) { + dcnt = erts_smp_atomic32_read_nob(&dirty_count.cpu.active); + ASSERT(0 <= dcnt && dcnt <= erts_no_dirty_cpu_schedulers); + } + else { + ASSERT(ERTS_RUNQ_IS_DIRTY_IO_RUNQ(rq)); + dcnt = erts_smp_atomic32_read_nob(&dirty_count.io.active); + ASSERT(0 <= dcnt && dcnt <= erts_no_dirty_io_schedulers); + } + rq_len += (Sint) dcnt; + } + else +#endif + { + if (ERTS_RUNQ_FLGS_GET_NOB(rq) & ERTS_RUNQ_FLG_EXEC) + rq_len++; + } + } + if (qlen) + qlen[(*ip)++] = rq_len; + *tot_len += (Uint) rq_len; +} Uint -erts_run_queues_len(Uint *qlen, int atomic_queues_read, int incl_active_sched) +erts_run_queues_len(Uint *qlen, int atomic_queues_read, int incl_active_sched, + int incl_dirty_io) { - int i = 0; + int i = 0, j = 0; Uint len = 0; - if (atomic_queues_read) - ERTS_ATOMIC_FOREACH_RUNQ(rq, - { - Sint rq_len = (Sint) erts_smp_atomic32_read_dirty(&rq->len); - ASSERT(rq_len >= 0); - if (incl_active_sched - && (ERTS_RUNQ_FLGS_GET_NOB(rq) & ERTS_RUNQ_FLG_EXEC)) { - rq_len++; - } - if (qlen) - qlen[i++] = rq_len; - len += (Uint) rq_len; - } - ); + int no_rqs = erts_no_run_queues; + +#ifdef ERTS_DIRTY_SCHEDULERS + if (incl_dirty_io) + no_rqs += ERTS_NUM_DIRTY_RUNQS; + else + no_rqs += ERTS_NUM_DIRTY_CPU_RUNQS; +#endif + + if (atomic_queues_read) { + ERTS_ATOMIC_FOREACH_RUNQ_X(rq, no_rqs, + run_queues_len_aux(rq, &len, qlen, &j, + incl_active_sched, 1), + /* Nothing... */); + } else { - for (i = 0; i < erts_no_run_queues; i++) { + for (i = 0; i < no_rqs; i++) { ErtsRunQueue *rq = ERTS_RUNQ_IX(i); - Sint rq_len = (Sint) erts_smp_atomic32_read_nob(&rq->len); - ASSERT(rq_len >= 0); - if (incl_active_sched - && (ERTS_RUNQ_FLGS_GET_NOB(rq) & ERTS_RUNQ_FLG_EXEC)) { - rq_len++; - } - if (qlen) - qlen[i] = rq_len; - len += (Uint) rq_len; + run_queues_len_aux(rq, &len, qlen, &j, incl_active_sched, 0); } } @@ -11141,8 +11229,9 @@ execute_sys_tasks(Process *c_p, erts_aint32_t *statep, int in_reds) reds--; } else { - if (!minor_gc - || (!major_gc && type == ERTS_PSTT_GC_MAJOR)) { + if ((!minor_gc + || (!major_gc && type == ERTS_PSTT_GC_MAJOR)) + && !(c_p->flags & F_HIBERNATED)) { if (type == ERTS_PSTT_GC_MAJOR) { FLAGS(c_p) |= F_NEED_FULLSWEEP; } @@ -11252,7 +11341,9 @@ cleanup_sys_tasks(Process *c_p, erts_aint32_t in_state, int in_reds) erts_aint32_t state = in_state; int max_reds = in_reds; int reds = 0; - int qmask = 0; + int qmask = 1; /* Set to 1 to force looping as long as there + * are dirty tasks. + */ ERTS_SMP_LC_ASSERT(erts_proc_lc_my_proc_locks(c_p) == ERTS_PROC_LOCK_MAIN); @@ -12106,6 +12197,8 @@ erts_get_total_reductions(Uint *redsp, Uint *diffp) Uint reds = 0; ERTS_ATOMIC_FOREACH_RUNQ_X(rq, + erts_no_run_queues + ERTS_NUM_DIRTY_RUNQS, + reds += rq->procs.reductions, if (redsp) *redsp = reds; @@ -13849,11 +13942,25 @@ erts_continue_exit_process(Process *p) erts_set_gc_state(p, 1); state = erts_smp_atomic32_read_acqb(&p->state); - if (state & ERTS_PSFLG_ACTIVE_SYS) { + if (state & ERTS_PSFLG_ACTIVE_SYS +#ifdef ERTS_DIRTY_SCHEDULERS + || p->dirty_sys_tasks +#endif + ) { if (cleanup_sys_tasks(p, state, CONTEXT_REDS) >= CONTEXT_REDS/2) goto yield; } +#ifdef DEBUG + erts_smp_proc_lock(p, ERTS_PROC_LOCK_STATUS); + ASSERT(p->sys_task_qs == NULL); + ASSERT(ERTS_PROC_GET_DELAYED_GC_TASK_QS(p) == NULL); +#ifdef ERTS_DIRTY_SCHEDULERS + ASSERT(p->dirty_sys_tasks == NULL); +#endif + erts_smp_proc_unlock(p, ERTS_PROC_LOCK_STATUS); +#endif + if (p->flags & F_USING_DDLL) { erts_ddll_proc_dead(p, ERTS_PROC_LOCK_MAIN); p->flags &= ~F_USING_DDLL; diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h index 2b169bb9ce..9d7ba27c50 100644 --- a/erts/emulator/beam/erl_process.h +++ b/erts/emulator/beam/erl_process.h @@ -1422,6 +1422,7 @@ extern int erts_system_profile_ts_type; #define F_DIRTY_GC_HIBERNATE (1 << 22) /* Dirty GC hibernate scheduled */ #define F_DIRTY_MAJOR_GC (1 << 23) /* Dirty major GC scheduled */ #define F_DIRTY_MINOR_GC (1 << 24) /* Dirty minor GC scheduled */ +#define F_HIBERNATED (1 << 25) /* Hibernated */ /* * F_DISABLE_GC and F_DELAY_GC are similar. Both will prevent @@ -1541,24 +1542,29 @@ extern int erts_system_profile_ts_type; } while (0) #if defined(ERTS_DIRTY_SCHEDULERS) && defined(ERTS_SMP) -#define ERTS_NUM_DIRTY_RUNQS 2 +#define ERTS_NUM_DIRTY_CPU_RUNQS 1 +#define ERTS_NUM_DIRTY_IO_RUNQS 1 #else -#define ERTS_NUM_DIRTY_RUNQS 0 +#define ERTS_NUM_DIRTY_CPU_RUNQS 0 +#define ERTS_NUM_DIRTY_IO_RUNQS 0 #endif +#define ERTS_NUM_DIRTY_RUNQS (ERTS_NUM_DIRTY_CPU_RUNQS+ERTS_NUM_DIRTY_IO_RUNQS) + #define ERTS_RUNQ_IX(IX) \ - (ASSERT(0 <= (IX) && (IX) < erts_no_run_queues), \ + (ASSERT(0 <= (IX) && (IX) < erts_no_run_queues+ERTS_NUM_DIRTY_RUNQS), \ &erts_aligned_run_queues[(IX)].runq) #ifdef ERTS_DIRTY_SCHEDULERS #define ERTS_RUNQ_IX_IS_DIRTY(IX) \ - (-(ERTS_NUM_DIRTY_RUNQS) <= (IX) && (IX) < 0) + (ASSERT(0 <= (IX) && (IX) < erts_no_run_queues+ERTS_NUM_DIRTY_RUNQS), \ + (erts_no_run_queues <= (IX))) #define ERTS_DIRTY_RUNQ_IX(IX) \ (ASSERT(ERTS_RUNQ_IX_IS_DIRTY(IX)), \ &erts_aligned_run_queues[(IX)].runq) -#define ERTS_DIRTY_CPU_RUNQ (&erts_aligned_run_queues[-1].runq) -#define ERTS_DIRTY_IO_RUNQ (&erts_aligned_run_queues[-2].runq) -#define ERTS_RUNQ_IS_DIRTY_CPU_RUNQ(RQ) ((RQ)->ix == -1) -#define ERTS_RUNQ_IS_DIRTY_IO_RUNQ(RQ) ((RQ)->ix == -2) +#define ERTS_DIRTY_CPU_RUNQ (&erts_aligned_run_queues[erts_no_run_queues].runq) +#define ERTS_DIRTY_IO_RUNQ (&erts_aligned_run_queues[erts_no_run_queues+1].runq) +#define ERTS_RUNQ_IS_DIRTY_CPU_RUNQ(RQ) ((RQ) == ERTS_DIRTY_CPU_RUNQ) +#define ERTS_RUNQ_IS_DIRTY_IO_RUNQ(RQ) ((RQ) == ERTS_DIRTY_IO_RUNQ) #else #define ERTS_RUNQ_IX_IS_DIRTY(IX) 0 #endif @@ -1836,7 +1842,7 @@ Uint erts_active_schedulers(void); void erts_init_process(int, int, int); Eterm erts_process_state2status(erts_aint32_t); Eterm erts_process_status(Process *, Eterm); -Uint erts_run_queues_len(Uint *, int, int); +Uint erts_run_queues_len(Uint *, int, int, int); void erts_add_to_runq(Process *); Eterm erts_bound_schedulers_term(Process *c_p); Eterm erts_get_cpu_topology_term(Process *c_p, Eterm which); diff --git a/erts/emulator/beam/erl_sched_spec_pre_alloc.c b/erts/emulator/beam/erl_sched_spec_pre_alloc.c index cab4bd73db..96238318c9 100644 --- a/erts/emulator/beam/erl_sched_spec_pre_alloc.c +++ b/erts/emulator/beam/erl_sched_spec_pre_alloc.c @@ -161,7 +161,7 @@ enqueue_remote_managed_thread(erts_sspa_chunk_header_t *chdr, if ((i & 1) == 0) itmp = itmp2; else { - enq = (erts_sspa_blk_t *) itmp; + enq = (erts_sspa_blk_t *) itmp2; itmp = erts_atomic_read_acqb(&enq->next_atmc); ASSERT(itmp != ERTS_AINT_NULL); } diff --git a/erts/emulator/beam/erl_smp.h b/erts/emulator/beam/erl_smp.h index 3502de5135..696bdbdaf1 100644 --- a/erts/emulator/beam/erl_smp.h +++ b/erts/emulator/beam/erl_smp.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2016. All Rights Reserved. + * Copyright Ericsson AB 2005-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/beam/erl_threads.h b/erts/emulator/beam/erl_threads.h index 3b13defdc6..3fdf29d678 100644 --- a/erts/emulator/beam/erl_threads.h +++ b/erts/emulator/beam/erl_threads.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2016. All Rights Reserved. + * Copyright Ericsson AB 2001-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/beam/erl_time_sup.c b/erts/emulator/beam/erl_time_sup.c index 6ddf97b463..f6bb52dde1 100644 --- a/erts/emulator/beam/erl_time_sup.c +++ b/erts/emulator/beam/erl_time_sup.c @@ -1289,56 +1289,62 @@ erts_finalize_time_offset(void) /* info functions */ void -elapsed_time_both(UWord *ms_user, UWord *ms_sys, - UWord *ms_user_diff, UWord *ms_sys_diff) +elapsed_time_both(ErtsMonotonicTime *ms_user, ErtsMonotonicTime *ms_sys, + ErtsMonotonicTime *ms_user_diff, ErtsMonotonicTime *ms_sys_diff) { - UWord prev_total_user, prev_total_sys; - UWord total_user, total_sys; + ErtsMonotonicTime prev_total_user, prev_total_sys; + ErtsMonotonicTime total_user, total_sys; SysTimes now; sys_times(&now); - total_user = (now.tms_utime * 1000) / SYS_CLK_TCK; - total_sys = (now.tms_stime * 1000) / SYS_CLK_TCK; + total_user = (ErtsMonotonicTime) ((now.tms_utime * 1000) / SYS_CLK_TCK); + total_sys = (ErtsMonotonicTime) ((now.tms_stime * 1000) / SYS_CLK_TCK); if (ms_user != NULL) *ms_user = total_user; if (ms_sys != NULL) *ms_sys = total_sys; - erts_smp_mtx_lock(&erts_timeofday_mtx); + if (ms_user_diff || ms_sys_diff) { + erts_smp_mtx_lock(&erts_timeofday_mtx); - prev_total_user = (t_start.tms_utime * 1000) / SYS_CLK_TCK; - prev_total_sys = (t_start.tms_stime * 1000) / SYS_CLK_TCK; - t_start = now; + prev_total_user = (ErtsMonotonicTime) ((t_start.tms_utime * 1000) / SYS_CLK_TCK); + prev_total_sys = (ErtsMonotonicTime) ((t_start.tms_stime * 1000) / SYS_CLK_TCK); + t_start = now; - erts_smp_mtx_unlock(&erts_timeofday_mtx); + erts_smp_mtx_unlock(&erts_timeofday_mtx); - if (ms_user_diff != NULL) - *ms_user_diff = total_user - prev_total_user; + if (ms_user_diff != NULL) + *ms_user_diff = total_user - prev_total_user; - if (ms_sys_diff != NULL) - *ms_sys_diff = total_sys - prev_total_sys; + if (ms_sys_diff != NULL) + *ms_sys_diff = total_sys - prev_total_sys; + } } /* wall clock routines */ void -wall_clock_elapsed_time_both(UWord *ms_total, UWord *ms_diff) +wall_clock_elapsed_time_both(ErtsMonotonicTime *ms_total, ErtsMonotonicTime *ms_diff) { ErtsMonotonicTime now, elapsed; - erts_smp_mtx_lock(&erts_timeofday_mtx); - now = time_sup.r.o.get_time(); update_last_mtime(NULL, now); elapsed = ERTS_MONOTONIC_TO_MSEC(now); - *ms_total = (UWord) elapsed; - *ms_diff = (UWord) (elapsed - prev_wall_clock_elapsed); - prev_wall_clock_elapsed = elapsed; - erts_smp_mtx_unlock(&erts_timeofday_mtx); + *ms_total = elapsed; + + if (ms_diff) { + erts_smp_mtx_lock(&erts_timeofday_mtx); + + *ms_diff = elapsed - prev_wall_clock_elapsed; + prev_wall_clock_elapsed = elapsed; + + erts_smp_mtx_unlock(&erts_timeofday_mtx); + } } /* get current time */ diff --git a/erts/emulator/beam/erl_utils.h b/erts/emulator/beam/erl_utils.h index 07cf4f6903..3d28b05752 100644 --- a/erts/emulator/beam/erl_utils.h +++ b/erts/emulator/beam/erl_utils.h @@ -131,6 +131,7 @@ Eterm erts_bld_uint(Uint **hpp, Uint *szp, Uint ui); Eterm erts_bld_uword(Uint **hpp, Uint *szp, UWord uw); Eterm erts_bld_uint64(Uint **hpp, Uint *szp, Uint64 ui64); Eterm erts_bld_sint64(Uint **hpp, Uint *szp, Sint64 si64); +#define erts_bld_monotonic_time erts_bld_sint64 Eterm erts_bld_cons(Uint **hpp, Uint *szp, Eterm car, Eterm cdr); Eterm erts_bld_tuple(Uint **hpp, Uint *szp, Uint arity, ...); #define erts_bld_tuple2(H,S,E1,E2) erts_bld_tuple(H,S,2,E1,E2) diff --git a/erts/emulator/beam/external.c b/erts/emulator/beam/external.c index 1190d90b8e..1560844521 100644 --- a/erts/emulator/beam/external.c +++ b/erts/emulator/beam/external.c @@ -1129,8 +1129,11 @@ BIF_RETTYPE term_to_binary_2(BIF_ALIST_2) case 0: flags = TERM_TO_BINARY_DFLAGS & ~DFLAG_NEW_FLOATS; break; - case 1: + case 1: /* Current default... */ flags = TERM_TO_BINARY_DFLAGS; + break; + case 2: + flags = TERM_TO_BINARY_DFLAGS | DFLAG_UTF8_ATOMS; break; default: goto error; @@ -2090,6 +2093,7 @@ enc_atom(ErtsAtomCacheMap *acmp, Eterm atom, byte *ep, Uint32 dflags) { int iix; int len; + int utf8_atoms = (int) (dflags & DFLAG_UTF8_ATOMS); ASSERT(is_atom(atom)); @@ -2118,8 +2122,8 @@ enc_atom(ErtsAtomCacheMap *acmp, Eterm atom, byte *ep, Uint32 dflags) if (iix < 0) { Atom *a = atom_tab(atom_val(atom)); len = a->len; - { - if (len > 255) { + if (utf8_atoms || a->latin1_chars < 0) { + if (len > 255) { *ep++ = ATOM_UTF8_EXT; put_int16(len, ep); ep += 2; @@ -2131,6 +2135,32 @@ enc_atom(ErtsAtomCacheMap *acmp, Eterm atom, byte *ep, Uint32 dflags) } sys_memcpy((char *) ep, (char *) a->name, len); } + else { + if (a->latin1_chars <= 255 && (dflags & DFLAG_SMALL_ATOM_TAGS)) { + *ep++ = SMALL_ATOM_EXT; + if (len == a->latin1_chars) { + sys_memcpy(ep+1, a->name, len); + } + else { + len = erts_utf8_to_latin1(ep+1, a->name, len); + ASSERT(len == a->latin1_chars); + } + put_int8(len, ep); + ep++; + } + else { + *ep++ = ATOM_EXT; + if (len == a->latin1_chars) { + sys_memcpy(ep+2, a->name, len); + } + else { + len = erts_utf8_to_latin1(ep+2, a->name, len); + ASSERT(len == a->latin1_chars); + } + put_int16(len, ep); + ep += 2; + } + } ep += len; return ep; } @@ -4053,13 +4083,19 @@ encode_size_struct_int(TTBSizeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, else { Atom *a = atom_tab(atom_val(obj)); int alen; - { + if ((dflags & DFLAG_UTF8_ATOMS) || a->latin1_chars < 0) { alen = a->len; result += 1 + 1 + alen; if (alen > 255) { result++; /* ATOM_UTF8_EXT (not small) */ } } + else { + alen = a->latin1_chars; + result += 1 + 1 + alen; + if (alen > 255 || !(dflags & DFLAG_SMALL_ATOM_TAGS)) + result++; /* ATOM_EXT (not small) */ + } insert_acache_map(acmp, obj, dflags); } break; diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c index 135beab6e1..b609f6de39 100644 --- a/erts/emulator/beam/io.c +++ b/erts/emulator/beam/io.c @@ -1961,7 +1961,6 @@ int erts_port_output_async(Port *prt, Eterm from, Eterm list) { - ErtsPortOpResult res; ErtsProc2PortSigData *sigdp; erts_driver_t *drv = prt->drv_ptr; size_t size; @@ -2095,26 +2094,18 @@ erts_port_output_async(Port *prt, Eterm from, Eterm list) sigdp->u.output.size = size; port_sig_callback = port_sig_output; } - sigdp->flags = 0; ns_pthp = NULL; task_flags = 0; - res = erts_schedule_proc2port_signal(NULL, - prt, - ERTS_INVALID_PID, - NULL, - sigdp, - task_flags, - ns_pthp, - port_sig_callback); + erts_schedule_proc2port_signal(NULL, + prt, + ERTS_INVALID_PID, + NULL, + sigdp, + task_flags, + ns_pthp, + port_sig_callback); - if (res != ERTS_PORT_OP_SCHEDULED) { - if (drv->outputv) - cleanup_scheduled_outputv(evp, cbin); - else - cleanup_scheduled_output(buf); - return 1; - } return 1; bad_value: @@ -2547,10 +2538,6 @@ erts_port_output(Process *c_p, port_sig_callback); if (res != ERTS_PORT_OP_SCHEDULED) { - if (drv->outputv) - cleanup_scheduled_outputv(evp, cbin); - else - cleanup_scheduled_output(buf); return res; } @@ -2729,21 +2716,14 @@ erts_port_exit(Process *c_p, &bp->off_heap); } - res = erts_schedule_proc2port_signal(c_p, - prt, - c_p ? c_p->common.id : from, - refp, - sigdp, - 0, - NULL, - port_sig_exit); - - if (res == ERTS_PORT_OP_DROPPED) { - if (bp) - free_message_buffer(bp); - } - - return res; + return erts_schedule_proc2port_signal(c_p, + prt, + c_p ? c_p->common.id : from, + refp, + sigdp, + 0, + NULL, + port_sig_exit); } static ErtsPortOpResult @@ -4949,10 +4929,9 @@ erts_port_control(Process* c_p, 0, NULL, port_sig_control); - if (res != ERTS_PORT_OP_SCHEDULED) { - cleanup_scheduled_control(binp, bufp); + if (res != ERTS_PORT_OP_SCHEDULED) return ERTS_PORT_OP_BADARG; - } + return res; } @@ -5242,10 +5221,9 @@ erts_port_call(Process* c_p, 0, NULL, port_sig_call); - if (res != ERTS_PORT_OP_SCHEDULED) { - cleanup_scheduled_call(bufp); + if (res != ERTS_PORT_OP_SCHEDULED) return ERTS_PORT_OP_BADARG; - } + return res; } diff --git a/erts/emulator/beam/ops.tab b/erts/emulator/beam/ops.tab index 9b5bd7a749..44613c7d85 100644 --- a/erts/emulator/beam/ops.tab +++ b/erts/emulator/beam/ops.tab @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 1997-2016. All Rights Reserved. +# Copyright Ericsson AB 1997-2017. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. @@ -182,15 +182,7 @@ i_jump_on_val x f I I i_jump_on_val y f I I %macro: get_list GetList -pack -get_list x x x -get_list x x y -get_list x y x -get_list x y y - -get_list y x x -get_list y x y -get_list y y x -get_list y y y +get_list xy xy xy # The following get_list instructions using x(0) are frequently used. get_list r x x @@ -218,12 +210,10 @@ set_tuple_element s d P # Get tuple element %macro: i_get_tuple_element GetTupleElement -pack -i_get_tuple_element x P x -i_get_tuple_element y P x +i_get_tuple_element xy P x %cold -i_get_tuple_element x P y -i_get_tuple_element y P y +i_get_tuple_element xy P y %hot %macro: i_get_tuple_element2 GetTupleElement2 -pack @@ -270,11 +260,7 @@ system_limit j move C=cxy x==0 | jump Lbl => move_jump Lbl C %macro: move_jump MoveJump -nonext -move_jump f n -move_jump f c -move_jump f x -move_jump f y - +move_jump f ncxy # Movement to and from the stack is common # Try to pack as much as we can into one instruction @@ -326,12 +312,10 @@ swap_temp R1 R2 Tmp | line Loc | call_ext_last Live Addr D | \ is_killed(Tmp, Live) => swap R1 R2 | line Loc | call_ext_last Live Addr D %macro: swap_temp SwapTemp -pack -swap_temp x x x -swap_temp x y x +swap_temp x xy x %macro: swap Swap -pack -swap x x -swap x y +swap x xy move Src=x D1=x | move Src=x D2=x => move_dup Src D1 D2 move Src=x SD=x | move SD=x D=x => move_dup Src SD D @@ -381,10 +365,7 @@ move_shift x y x move_shift x x y %macro: move_dup MoveDup -pack -move_dup x x x -move_dup x x y -move_dup y x x -move_dup y x y +move_dup xy x xy %macro: move2_par Move2Par -pack @@ -409,7 +390,7 @@ move3 x x x x x x move S=n D=y => init D move S=c D=y => move S x | move x D -%macro:move Move -pack -gen_dest +%macro:move Move -pack move x x move x y move y x @@ -483,8 +464,7 @@ i_is_ne_exact_literal f y c is_eq_exact Lbl Y=y X=x => is_eq_exact Lbl X Y %macro: is_eq_exact EqualExact -fail_action -pack -is_eq_exact f x x -is_eq_exact f x y +is_eq_exact f x xy is_eq_exact f s s %macro: is_lt IsLessThan -fail_action @@ -538,7 +518,7 @@ i_put_tuple y I # put_list Const=c n Dst => move Const x | put_list x n Dst -%macro:put_list PutList -pack -gen_dest +%macro:put_list PutList -pack put_list x n x put_list y n x @@ -630,9 +610,7 @@ is_tagged_tuple Fail=f c Arity Atom => jump Fail %macro:is_tagged_tuple IsTaggedTuple -fail_action -is_tagged_tuple f r A a -is_tagged_tuple f x A a -is_tagged_tuple f y A a +is_tagged_tuple f rxy A a # Test tuple & arity (head) @@ -642,21 +620,16 @@ is_tuple Fail=f S=xy | test_arity Fail=f S=xy Arity => is_tuple_of_arity Fail S %macro:is_tuple_of_arity IsTupleOfArity -fail_action -is_tuple_of_arity f r A -is_tuple_of_arity f x A -is_tuple_of_arity f y A +is_tuple_of_arity f rxy A %macro: is_tuple IsTuple -fail_action -is_tuple f r -is_tuple f x -is_tuple f y +is_tuple f rxy test_arity Fail Literal=q Arity => move Literal x | test_arity Fail x Arity test_arity Fail=f c Arity => jump Fail %macro: test_arity IsArity -fail_action -test_arity f x A -test_arity f y A +test_arity f xy A get_tuple_element Reg=x P1 D1=x | get_tuple_element Reg=x P2 D2=x | \ get_tuple_element Reg=x P3 D3=x | \ @@ -681,8 +654,7 @@ is_integer Fail=f S=x | allocate Need Regs => is_integer_allocate Fail S Need Re is_integer_allocate f x I I %macro: is_integer IsInteger -fail_action -is_integer f x -is_integer f y +is_integer f xy is_list Fail=f n => is_list Fail Literal=q => move Literal x | is_list Fail x @@ -696,8 +668,7 @@ is_list f y is_nonempty_list Fail=f S=x | allocate Need Rs => is_nonempty_list_allocate Fail S Need Rs %macro:is_nonempty_list_allocate IsNonemptyListAllocate -fail_action -pack -is_nonempty_list_allocate f r I t -is_nonempty_list_allocate f x I t +is_nonempty_list_allocate f rx I t is_nonempty_list F=f x==0 | test_heap I1 I2 => is_non_empty_list_test_heap F I1 I2 @@ -708,12 +679,10 @@ is_nonempty_list Fail=f S=x | get_list S D1=x D2=x => \ is_nonempty_list_get_list Fail S D1 D2 %macro: is_nonempty_list_get_list IsNonemptyListGetList -fail_action -pack -is_nonempty_list_get_list f r x x -is_nonempty_list_get_list f x x x +is_nonempty_list_get_list f rx x x %macro: is_nonempty_list IsNonemptyList -fail_action -is_nonempty_list f x -is_nonempty_list f y +is_nonempty_list f xy %macro: is_atom IsAtom -fail_action is_atom f x @@ -735,8 +704,7 @@ is_nil Fail=f n => is_nil Fail=f qia => jump Fail %macro: is_nil IsNil -fail_action -is_nil f x -is_nil f y +is_nil f xy is_binary Fail Literal=q => move Literal x | is_binary Fail x is_binary Fail=f c => jump Fail @@ -784,8 +752,7 @@ is_boolean Fail=f ac => jump Fail %cold %macro: is_boolean IsBoolean -fail_action -is_boolean f x -is_boolean f y +is_boolean f xy %hot is_function2 Fail=f acq Arity => jump Fail @@ -1079,8 +1046,7 @@ i_get_hash c I d i_get s d %macro: self Self -self x -self y +self xy %macro: node Node node x @@ -1091,8 +1057,7 @@ node y i_fast_element j x I d i_fast_element j y I d -i_element j x s d -i_element j y s d +i_element j xy s d bif1 f b s d bif1_body b s d @@ -1111,8 +1076,7 @@ i_move_call c f %macro:move_call MoveCall -arg_f -size -nonext move_call/2 -move_call x f -move_call y f +move_call xy f move S=c x==0 | call_last Ar P=f D => i_move_call_last P D S move S x==0 | call_last Ar P=f D => move_call_last S P D @@ -1122,8 +1086,7 @@ i_move_call_last f P c %macro:move_call_last MoveCallLast -arg_f -nonext -pack move_call_last/3 -move_call_last x f Q -move_call_last y f Q +move_call_last xy f Q move S=c x==0 | call_only Ar P=f => i_move_call_only P S move S=x x==0 | call_only Ar P=f => move_call_only S P @@ -1167,8 +1130,7 @@ i_make_fun I t %hot %macro: is_function IsFunction -fail_action -is_function f x -is_function f y +is_function f xy is_function Fail=f c => jump Fail func_info M F A => i_func_info u M F A @@ -1180,8 +1142,7 @@ func_info M F A => i_func_info u M F A %cold bs_start_match2 Fail=f ica X Y D => jump Fail bs_start_match2 Fail Bin X Y D => i_bs_start_match2 Bin Fail X Y D -i_bs_start_match2 x f I I d -i_bs_start_match2 y f I I d +i_bs_start_match2 xy f I I d bs_save2 Reg Index => gen_bs_save(Reg, Index) i_bs_save2 x I @@ -1209,13 +1170,13 @@ i_bs_get_integer_32 x f I d bs_get_binary2 Fail=f Ms=x Live=u Sz=sq Unit=u Flags=u Dst=d => \ gen_get_binary2(Fail, Ms, Live, Sz, Unit, Flags, Dst) -%macro: i_bs_get_binary_imm2 BsGetBinaryImm_2 -fail_action -gen_dest -%macro: i_bs_get_binary2 BsGetBinary_2 -fail_action -gen_dest -%macro: i_bs_get_binary_all2 BsGetBinaryAll_2 -fail_action -gen_dest +%macro: i_bs_get_binary_imm2 BsGetBinaryImm_2 -fail_action +%macro: i_bs_get_binary2 BsGetBinary_2 -fail_action +%macro: i_bs_get_binary_all2 BsGetBinaryAll_2 -fail_action -i_bs_get_binary_imm2 f x I I I d -i_bs_get_binary2 f x I s I d -i_bs_get_binary_all2 f x I I d +i_bs_get_binary_imm2 f x I I I x +i_bs_get_binary2 f x I s I x +i_bs_get_binary_all2 f x I I x i_bs_get_binary_all_reuse x f I # Fetching float from binaries. @@ -1224,8 +1185,8 @@ bs_get_float2 Fail=f Ms=x Live=u Sz=s Unit=u Flags=u Dst=d => \ bs_get_float2 Fail=f Ms=x Live=u Sz=q Unit=u Flags=u Dst=d => jump Fail -%macro: i_bs_get_float2 BsGetFloat2 -fail_action -gen_dest -i_bs_get_float2 f x I s I d +%macro: i_bs_get_float2 BsGetFloat2 -fail_action +i_bs_get_float2 f x I s I x # Miscellanous @@ -1236,8 +1197,7 @@ bs_skip_bits2 Fail=f Ms=x Sz=sq Unit=u Flags=u => \ i_bs_skip_bits_imm2 f x I %macro: i_bs_skip_bits2 BsSkipBits2 -fail_action -i_bs_skip_bits2 f x x I -i_bs_skip_bits2 f x y I +i_bs_skip_bits2 f x xy I %macro: i_bs_skip_bits_all2 BsSkipBitsAll2 -fail_action i_bs_skip_bits_all2 f x I @@ -1302,8 +1262,7 @@ bs_init2 Fail Sz Words=u==0 Regs Flags Dst => \ bs_init2 Fail Sz Words Regs Flags Dst => \ i_bs_init_fail_heap Sz Words Fail Regs Dst -i_bs_init_fail x j I d -i_bs_init_fail y j I d +i_bs_init_fail xy j I d i_bs_init_fail_heap s I j I d @@ -1324,8 +1283,7 @@ bs_init_bits Fail Sz Words=u==0 Regs Flags Dst => \ bs_init_bits Fail Sz Words Regs Flags Dst => \ i_bs_init_bits_fail_heap Sz Words Fail Regs Dst -i_bs_init_bits_fail x j I d -i_bs_init_bits_fail y j I d +i_bs_init_bits_fail xy j I d i_bs_init_bits_fail_heap s I j I d @@ -1493,8 +1451,7 @@ is_map Fail Lit=q | literal_is_map(Lit) => is_map Fail cq => jump Fail %macro: is_map IsMap -fail_action -is_map f x -is_map f y +is_map f xy ## Transform has_map_fields #{ K1 := _, K2 := _ } to has_map_elements @@ -1514,16 +1471,10 @@ i_get_map_element Fail Src=xy Key=y Dst => \ move Key x | i_get_map_element Fail Src x Dst %macro: i_get_map_element_hash GetMapElementHash -fail_action -i_get_map_element_hash f x c I x -i_get_map_element_hash f y c I x -i_get_map_element_hash f x c I y -i_get_map_element_hash f y c I y +i_get_map_element_hash f xy c I xy %macro: i_get_map_element GetMapElement -fail_action -i_get_map_element f x x x -i_get_map_element f y x x -i_get_map_element f x x y -i_get_map_element f y x y +i_get_map_element f xy x xy # # Convert the plus operations to a generic plus instruction. @@ -1589,12 +1540,9 @@ gc_bif2 Fail Live u$bif:erlang:bxor/2 S1 S2 Dst => \ gc_bif1 Fail I u$bif:erlang:bnot/1 Src Dst=d => i_int_bnot Fail Src I Dst -i_increment r I I d -i_increment x I I d -i_increment y I I d +i_increment rxy I I d -i_plus j I x x d -i_plus j I x y d +i_plus j I x xy d i_plus j I s s d i_minus j I x x d diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h index d752ea4330..b6c77794d2 100644 --- a/erts/emulator/beam/sys.h +++ b/erts/emulator/beam/sys.h @@ -784,10 +784,10 @@ Preload* sys_preloaded(void); unsigned char* sys_preload_begin(Preload*); void sys_preload_end(Preload*); int sys_get_key(int); -void elapsed_time_both(UWord *ms_user, UWord *ms_sys, - UWord *ms_user_diff, UWord *ms_sys_diff); -void wall_clock_elapsed_time_both(UWord *ms_total, - UWord *ms_diff); +void elapsed_time_both(ErtsMonotonicTime *ms_user, ErtsMonotonicTime *ms_sys, + ErtsMonotonicTime *ms_user_diff, ErtsMonotonicTime *ms_sys_diff); +void wall_clock_elapsed_time_both(ErtsMonotonicTime *ms_total, + ErtsMonotonicTime *ms_diff); void get_time(int *hour, int *minute, int *second); void get_date(int *year, int *month, int *day); void get_localtime(int *year, int *month, int *day, diff --git a/erts/emulator/drivers/common/inet_drv.c b/erts/emulator/drivers/common/inet_drv.c index 2de908ffb3..fe421bfe12 100644 --- a/erts/emulator/drivers/common/inet_drv.c +++ b/erts/emulator/drivers/common/inet_drv.c @@ -604,18 +604,6 @@ static size_t my_strnlen(const char *s, size_t maxlen) #endif -#if defined(HAVE_SYS_UN_H) - -/* Check that some character in the buffer != '\0' */ -static int is_nonzero(const char *s, size_t n) -{ - size_t i; - for (i = 0; i < n; i++) if (s[i] != '\0') return !0; - return 0; -} - -#endif - #ifdef VALGRIND # include <valgrind/memcheck.h> #else @@ -4025,13 +4013,30 @@ static char* inet_set_address(int family, inet_address* dst, int n; if (*len == 0) return str_einval; n = *((unsigned char*)(*src)); /* Length field */ - if ((*len < 1+n) || (sizeof(dst->sal.sun_path) < n+1)) { + if (*len < 1+n) return str_einval; + if (n + +#ifdef __linux__ + /* Make sure the address gets zero terminated + * except when the first byte is \0 because then it is + * sort of zero terminated although the zero termination + * comes before the address... + * This fix handles Linux's nonportable + * abstract socket address extension. + */ + ((*len) > 1 && (*src)[1] == '\0' ? 0 : 1) +#else + 1 +#endif + > sizeof(dst->sal.sun_path)) { return str_einval; } sys_memzero((char*)dst, sizeof(struct sockaddr_un)); dst->sal.sun_family = family; sys_memcpy(dst->sal.sun_path, (*src)+1, n); *len = offsetof(struct sockaddr_un, sun_path) + n; +#ifndef NO_SA_LEN + dst->sal.sun_len = *len; +#endif *src += 1 + n; return NULL; } @@ -4176,15 +4181,16 @@ static int inet_get_address(char* dst, inet_address* src, unsigned int* len) if (*len < offsetof(struct sockaddr_un, sun_path)) return -1; n = *len - offsetof(struct sockaddr_un, sun_path); if (255 < n) return -1; - /* Portability fix: Assume that the address is a zero terminated - * string, except when the first byte is \0 i.e the - * string length is 0. Then use the reported length instead. - * This fix handles Linux's abstract socket address - * nonportable extension. - */ m = my_strnlen(src->sal.sun_path, n); - if ((m == 0) && is_nonzero(src->sal.sun_path, n)) - m = n; +#ifdef __linux__ + /* Assume that the address is a zero terminated string, + * except when the first byte is \0 i.e the string length is 0, + * then use the reported length instead. + * This fix handles Linux's nonportable + * abstract socket address extension. + */ + if (m == 0) m = n; +#endif dst[0] = INET_AF_LOCAL; dst[1] = (char) ((unsigned char) m); sys_memcpy(dst+2, src->sal.sun_path, m); @@ -4241,15 +4247,16 @@ inet_address_to_erlang(char *dst, inet_address **src, SOCKLEN_T sz) { if (sz < offsetof(struct sockaddr_un, sun_path)) return -1; n = sz - offsetof(struct sockaddr_un, sun_path); if (255 < n) return -1; - /* Portability fix: Assume that the address is a zero terminated - * string, except when the first byte is \0 i.e the - * string length is 0. Then use the reported length instead. - * This fix handles Linux's abstract socket address - * nonportable extension. - */ m = my_strnlen((*src)->sal.sun_path, n); - if ((m == 0) && is_nonzero((*src)->sal.sun_path, n)) - m = n; +#ifdef __linux__ + /* Assume that the address is a zero terminated string, + * except when the first byte is \0 i.e the string length is 0, + * Then use the reported length instead. + * This fix handles Linux's nonportable + * abstract socket address extension. + */ + if (m == 0) m = n; +#endif if (dst) { dst[0] = INET_AF_LOCAL; dst[1] = (char) ((unsigned char) m); @@ -4327,6 +4334,12 @@ static void desc_close(inet_descriptor* desc) desc->event = INVALID_EVENT; /* closed by stop_select callback */ desc->s = INVALID_SOCKET; desc->event_mask = 0; + + /* mark as disconnected in case when socket is left lingering due to + * {exit_on_close, false} option in gen_tcp socket creation. Next + * write to socket should produce {error, enotconn} and send a + * message {tcp_error,#Port<>,econnreset} */ + desc->state &= ~INET_STATE_CONNECTED; } } @@ -8680,6 +8693,7 @@ static ErlDrvSSizeT inet_ctl(inet_descriptor* desc, int cmd, char* buf, else { ptr = &peer; sz = sizeof(peer); + sys_memzero((char *) &peer, sz); if (IS_SOCKET_ERROR (sock_peer (desc->s, (struct sockaddr*)ptr, &sz))) @@ -10482,6 +10496,9 @@ static int tcp_send_or_shutdown_error(tcp_descriptor* desc, int err) set_busy_port(desc->inet.port, 0); } + tcp_clear_output(desc); + tcp_clear_input(desc); + /* * We used to handle "expected errors" differently from unexpected ones. * Now we handle all errors in the same way (unless the show_econnreset @@ -10504,8 +10521,6 @@ static int tcp_send_or_shutdown_error(tcp_descriptor* desc, int err) else desc_close(INETP(desc)); } else { - tcp_clear_output(desc); - tcp_clear_input(desc); tcp_close_check(desc); erl_inet_close(INETP(desc)); @@ -10830,10 +10845,11 @@ static int tcp_inet_output(tcp_descriptor* desc, HANDLE event) #ifndef SO_ERROR { - int sz = sizeof(desc->inet.remote); - int code = sock_peer(desc->inet.s, - (struct sockaddr*) &desc->inet.remote, &sz); - + int sz, code; + sz = sizeof(desc->inet.remote); + sys_memzero((char *) &desc->inet.remote, sz); + code = sock_peer(desc->inet.s, + (struct sockaddr*) &desc->inet.remote, &sz); if (IS_SOCKET_ERROR(code)) { desc->inet.state = INET_STATE_OPEN; /* restore state */ ret = async_error(INETP(desc), sock_errno()); diff --git a/erts/emulator/drivers/unix/unix_efile.c b/erts/emulator/drivers/unix/unix_efile.c index 0acc2432a7..f8341f788a 100644 --- a/erts/emulator/drivers/unix/unix_efile.c +++ b/erts/emulator/drivers/unix/unix_efile.c @@ -969,17 +969,21 @@ efile_sendfile(Efile_error* errInfo, int in_fd, int out_fd, fdrec.sfv_len = SENDFILE_CHUNK_SIZE; else fdrec.sfv_len = *nbytes; + retval = sendfilev(out_fd, &fdrec, 1, &len); - /* Sometimes sendfilev can return -1 and still send data. - When that happens we just pretend that no error happend. */ - if (retval != -1 || errno == EAGAIN || errno == EINTR || - len != 0) { + if (retval == -1 && errno == EINVAL) { + /* On some solaris versions (I've seen it on SunOS 5.10), + using a sfv_len larger then a filesize will result in + a -1 && errno == EINVAL return. We translate this so + a successful send of the data.*/ + retval = len; + } + + if (retval != -1 || errno == EAGAIN || errno == EINTR) { *offset += len; *nbytes -= len; written += len; - if (errno != EAGAIN && errno != EINTR && len != 0) - retval = len; } } while (len == SENDFILE_CHUNK_SIZE); #elif defined(__DARWIN__) diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c index de4ec61c47..50d8a35217 100644 --- a/erts/emulator/sys/unix/sys.c +++ b/erts/emulator/sys/unix/sys.c @@ -889,7 +889,6 @@ void erts_replace_intr(void) { void init_break_handler(void) { sys_signal(SIGINT, request_break); - sys_signal(SIGHUP, generic_signal_handler); #ifndef ETHR_UNUSABLE_SIGUSRX sys_signal(SIGUSR1, generic_signal_handler); #endif /* #ifndef ETHR_UNUSABLE_SIGUSRX */ @@ -1461,12 +1460,12 @@ erts_sys_main_thread(void) erts_thread_disable_fpe(); #ifdef __DARWIN__ initialize_darwin_main_thread_pipes(); -#endif +#else /* Become signal receiver thread... */ #ifdef ERTS_ENABLE_LOCK_CHECK erts_lc_set_thread_name("signal_receiver"); #endif - +#endif smp_sig_notify(0); /* Notify initialized */ /* Wait for a signal to arrive... */ diff --git a/erts/emulator/test/Makefile b/erts/emulator/test/Makefile index 627ca13887..370fcb0f3a 100644 --- a/erts/emulator/test/Makefile +++ b/erts/emulator/test/Makefile @@ -118,7 +118,6 @@ MODULES= \ tracer_SUITE \ tracer_test \ scheduler_SUITE \ - old_scheduler_SUITE \ port_trace_SUITE \ unique_SUITE \ z_SUITE \ diff --git a/erts/emulator/test/a_SUITE.erl b/erts/emulator/test/a_SUITE.erl index 880c5a5821..5b04a15b85 100644 --- a/erts/emulator/test/a_SUITE.erl +++ b/erts/emulator/test/a_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2006-2016. All Rights Reserved. +%% Copyright Ericsson AB 2006-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -29,25 +29,55 @@ -include_lib("common_test/include/ct.hrl"). --export([all/0, suite/0, - long_timers/1, pollset_size/1]). +-export([all/0, suite/0, init_per_suite/1, end_per_suite/1, + leaked_processes/1, long_timers/1, pollset_size/1]). suite() -> [{ct_hooks,[ts_install_cth]}]. -all() -> - [long_timers, pollset_size]. +all() -> + [leaked_processes, long_timers, pollset_size]. + +%% Start some system servers now to avoid having them +%% reported as leaks. + +init_per_suite(Config) when is_list(Config) -> + %% Ensure inet_gethost_native port program started, in order to + %% allow other suites to use it... + inet_gethost_native:gethostbyname("localhost"), + + %% Start the timer server. + timer:start(), + + Config. + +end_per_suite(Config) when is_list(Config) -> + Config. + +leaked_processes(Config) when is_list(Config) -> + Parent = self(), + Go = make_ref(), + spawn(fun () -> + Name = leaked_processes__process_holder, + true = register(Name, self()), + Ps = processes(), + Parent ! Go, + receive + {get_initial_processes, Pid} -> + Pid ! {initial_processes, Ps} + end + end), + receive Go -> ok end, + {comment, "Testcase started! This test will run in parallel with the " + "erts testsuite and ends in the z_SUITE:leaked_processes/1 testcase."}. long_timers(Config) when is_list(Config) -> Dir = proplists:get_value(data_dir, Config), long_timers_test:start(Dir), {comment, "Testcase started! This test will run in parallel with the " - "erts testsuite and ends in the z_SUITE:long_timers testcase."}. + "erts testsuite and ends in the z_SUITE:long_timers/1 testcase."}. pollset_size(Config) when is_list(Config) -> - %% Ensure inet_gethost_native port program started, in order to - %% allow other suites to use it... - inet_gethost_native:gethostbyname("localhost"), Parent = self(), Go = make_ref(), spawn(fun () -> @@ -63,21 +93,11 @@ pollset_size(Config) when is_list(Config) -> end), receive Go -> ok end, {comment, "Testcase started! This test will run in parallel with the " - "erts testsuite and ends in the z_SUITE:pollset_size testcase."}. + "erts testsuite and ends in the z_SUITE:pollset_size/1 testcase."}. %% %% Internal functions... %% -display_check_io(ChkIo) -> - catch erlang:display('--- CHECK IO INFO ---'), - catch erlang:display(ChkIo), - catch erts_debug:set_internal_state(available_internal_state, true), - NoOfErrorFds = (catch element(1, erts_debug:get_internal_state(check_io_debug))), - catch erlang:display({'NoOfErrorFds', NoOfErrorFds}), - catch erts_debug:set_internal_state(available_internal_state, false), - catch erlang:display('--- CHECK IO INFO ---'), - ok. - get_check_io_info() -> z_SUITE:get_check_io_info(). diff --git a/erts/emulator/test/after_SUITE.erl b/erts/emulator/test/after_SUITE.erl index b1f7e06bf5..8a34195e8d 100644 --- a/erts/emulator/test/after_SUITE.erl +++ b/erts/emulator/test/after_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2016. All Rights Reserved. +%% Copyright Ericsson AB 1997-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -45,13 +45,15 @@ all() -> %% Tests for an old round-off error in 'receive after'." t_after(Config) when is_list(Config) -> - spawn(fun frequent_process/0), + Frequent = spawn_link(fun frequent_process/0), Period = test_server:minutes(1), Before = erlang:monotonic_time(), receive after Period -> - After = erlang:monotonic_time(), - report(Period, Before, After) + After = erlang:monotonic_time(), + unlink(Frequent), + exit(Frequent, die), + report(Period, Before, After) end. report(Period, Before, After) -> diff --git a/erts/emulator/test/binary_SUITE.erl b/erts/emulator/test/binary_SUITE.erl index 355be7a36d..4d17276e5c 100644 --- a/erts/emulator/test/binary_SUITE.erl +++ b/erts/emulator/test/binary_SUITE.erl @@ -1358,17 +1358,19 @@ do_trapping(N, Bif, ArgFun) -> io:format("N=~p: Do ~p ~s gc.\n", [N, Bif, case N rem 2 of 0 -> "with"; 1 -> "without" end]), Pid = spawn(?MODULE,trapping_loop,[Bif, ArgFun, 1000, self()]), receive ok -> ok end, - receive after 100 -> ok end, Ref = make_ref(), case N rem 2 of - 0 -> erlang:garbage_collect(Pid, [{async,Ref}]), - receive after 100 -> ok end; + 0 -> + erlang:garbage_collect(Pid, [{async,Ref}]), + receive after 1 -> ok end; 1 -> void end, - exit(Pid,kill), + exit(Pid, kill), case N rem 2 of - 0 -> receive {garbage_collect, Ref, _} -> ok end; - 1 -> void + 0 -> + receive {garbage_collect, Ref, _} -> ok end; + 1 -> + void end, receive after 1 -> ok end, do_trapping(N-1, Bif, ArgFun). diff --git a/erts/emulator/test/bs_construct_SUITE.erl b/erts/emulator/test/bs_construct_SUITE.erl index 95042ac802..b79f4b995d 100644 --- a/erts/emulator/test/bs_construct_SUITE.erl +++ b/erts/emulator/test/bs_construct_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2016. All Rights Reserved. +%% Copyright Ericsson AB 1999-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -35,7 +35,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}, - {timetrap, {seconds, 10}}]. + {timetrap, {minutes, 1}}]. all() -> [test1, test2, test3, test4, test5, testf, not_used, @@ -537,6 +537,8 @@ huge_binary(Config) when is_list(Config) -> ct:timetrap({seconds, 60}), 16777216 = size(<<0:(id(1 bsl 26)),(-1):(id(1 bsl 26))>>), garbage_collect(), + FreeMem = free_mem(), + io:format("Free memory (Mb): ~p\n", [FreeMem]), {Shift,Return} = case free_mem() of undefined -> %% This test has to be inlined inside the case to @@ -552,10 +554,14 @@ huge_binary(Config) when is_list(Config) -> garbage_collect(), id(<<0:((1 bsl 31)-1)>>), {31,"Limit huge binaries to 256 Mb"}; - _ -> + Mb when Mb > 200 -> garbage_collect(), id(<<0:((1 bsl 30)-1)>>), - {30,"Limit huge binary to 128 Mb"} + {30,"Limit huge binary to 128 Mb"}; + _ -> + garbage_collect(), + id(<<0:((1 bsl 29)-1)>>), + {29,"Limit huge binary to 64 Mb"} end, garbage_collect(), id(<<0:((1 bsl Shift)-1)>>), @@ -567,13 +573,14 @@ huge_binary(Config) when is_list(Config) -> Comment -> {comment, Comment} end. +%% Return the amount of free memory in Mb. free_mem() -> {ok,Apps} = application:ensure_all_started(os_mon), Mem = memsup:get_system_memory_data(), [ok = application:stop(App)||App <- Apps], case proplists:get_value(free_memory,Mem) of undefined -> undefined; - Val -> Val div 1024 + Val -> Val div (1024*1024) end. system_limit(Config) when is_list(Config) -> diff --git a/erts/emulator/test/busy_port_SUITE.erl b/erts/emulator/test/busy_port_SUITE.erl index 7094cee992..4e7004a424 100644 --- a/erts/emulator/test/busy_port_SUITE.erl +++ b/erts/emulator/test/busy_port_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2016. All Rights Reserved. +%% Copyright Ericsson AB 1997-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -20,18 +20,19 @@ -module(busy_port_SUITE). --export([all/0, suite/0, end_per_testcase/2, +-export([all/0, suite/0, init_per_testcase/2, end_per_testcase/2, io_to_busy/1, message_order/1, send_3/1, system_monitor/1, no_trap_exit/1, no_trap_exit_unlinked/1, trap_exit/1, multiple_writers/1, - hard_busy_driver/1, soft_busy_driver/1]). - --compile(export_all). + hard_busy_driver/1, soft_busy_driver/1, + scheduling_delay_busy/1, + scheduling_delay_busy_nosuspend/1, + scheduling_busy_link/1]). -include_lib("common_test/include/ct.hrl"). %% Internal exports. --export([init/2]). +-export([init/2,process_init/2,ack/2,call/2,cast/2]). suite() -> [{ct_hooks,[ts_install_cth]}, @@ -44,6 +45,11 @@ all() -> scheduling_delay_busy,scheduling_delay_busy_nosuspend, scheduling_busy_link]. +init_per_testcase(_Case, Config) when is_list(Config) -> + Killer = spawn(fun() -> killer_loop([]) end), + register(killer_process, Killer), + Config. + end_per_testcase(_Case, Config) when is_list(Config) -> case whereis(busy_drv_server) of undefined -> @@ -57,8 +63,38 @@ end_per_testcase(_Case, Config) when is_list(Config) -> ok end end, + kill_processes(), Config. +kill_processes() -> + killer_process ! {get_pids,self()}, + receive + {pids_to_kill,Pids} -> ok + end, + _ = [begin + case erlang:is_process_alive(P) of + true -> + io:format("Killing ~p\n", [P]); + false -> + ok + end, + unlink(P), + exit(P, kill) + end || P <- Pids], + ok. + +killer_loop(Pids) -> + receive + {add_pid,Pid} -> + killer_loop([Pid|Pids]); + {get_pids,To} -> + To ! {pids_to_kill,Pids} + end. + +kill_me(Pid) -> + killer_process ! {add_pid,Pid}, + Pid. + %% Tests I/O operations to a busy port, to make sure a suspended send %% operation is correctly restarted. This used to crash Beam. @@ -134,7 +170,7 @@ message_order(Config) when is_list(Config) -> ok. send_to_busy_1(Parent) -> - {Owner, Slave} = get_slave(), + {_Owner, Slave} = get_slave(), (catch port_command(Slave, "set_me_busy")), (catch port_command(Slave, "hello")), (catch port_command(Slave, "hello again")), @@ -343,7 +379,7 @@ multiple_writers(Config) when is_list(Config) -> ok. quick_writer() -> - {Owner, Port} = get_slave(), + {_Owner, Port} = get_slave(), (catch port_command(Port, "port to busy")), (catch port_command(Port, "lock me")), ok. @@ -712,6 +748,7 @@ run_scenario([],Vars) -> run_command(_M,spawn,{Args,Opts}) -> Pid = spawn_opt(fun() -> apply(?MODULE,process_init,Args) end,[link|Opts]), + kill_me(Pid), pal("spawn(~p): ~p",[Args,Pid]), Pid; run_command(M,spawn,Args) -> @@ -807,7 +844,9 @@ fun_spawn(Fun) -> fun_spawn(Fun, []). fun_spawn(Fun, Args) -> - spawn_link(erlang, apply, [Fun, Args]). + Pid = spawn_link(erlang, apply, [Fun, Args]), + kill_me(Pid), + Pid. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% These routines provide a port which will become busy when the diff --git a/erts/emulator/test/call_trace_SUITE.erl b/erts/emulator/test/call_trace_SUITE.erl index 1216863c51..1251d644ae 100644 --- a/erts/emulator/test/call_trace_SUITE.erl +++ b/erts/emulator/test/call_trace_SUITE.erl @@ -43,7 +43,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}, - {timetrap, {seconds, 30}}]. + {timetrap, {minutes, 2}}]. all() -> Common = [errors, on_load], @@ -60,7 +60,7 @@ all() -> init_per_testcase(Func, Config) when is_atom(Func), is_list(Config) -> Config. -end_per_testcase(_Func, Config) -> +end_per_testcase(_Func, _Config) -> %% Reloading the module will clear all trace patterns, and %% in a debug-compiled emulator run assertions of the counters %% for the number of traced exported functions in this module. diff --git a/erts/emulator/test/code_SUITE.erl b/erts/emulator/test/code_SUITE.erl index d07166ed98..77321aa50f 100644 --- a/erts/emulator/test/code_SUITE.erl +++ b/erts/emulator/test/code_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2016. All Rights Reserved. +%% Copyright Ericsson AB 1999-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -229,27 +229,6 @@ multi_proc_purge(Config) when is_list(Config) -> Pid9, Pid10, Pid11, Pid12, Pid13, Pid14, Pid15, Pid16]), ok. -body(F, Fakes) -> - receive - jog -> - 40 = F(3), - erlang:garbage_collect(), - body(F, Fakes); - drop_funs -> - dropped_body() - end. - -dropped_body() -> - receive - X -> exit(X) - end. - -gc() -> - erlang:garbage_collect(), - gc1(). -gc1() -> ok. - - %% Test the erlang:check_old_code/1 BIF. t_check_old_code(Config) when is_list(Config) -> Data = proplists:get_value(data_dir, Config), @@ -379,9 +358,40 @@ constant_pools(Config) when is_list(Config) -> erlang:purge_module(literals), OldHeap ! done, receive - {'EXIT',OldHeap,{A,B,C,[1,2,3|_]=Seq}} when length(Seq) =:= 16 -> - ok - end. + {'EXIT',OldHeap,{A,B,C,[1,2,3|_]=Seq}} when length(Seq) =:= 16 -> + ok + end, + + {module,literals} = erlang:load_module(literals, Code), + %% Have a hibernated process that references the literals + %% in the 'literals' module. + {Hib, Mon} = spawn_monitor(fun() -> hibernated(Self) end), + receive go -> ok end, + [{heap_size,OldHeapSz}, + {total_heap_size,OldTotHeapSz}] = process_info(Hib, [heap_size, + total_heap_size]), + OldHeapSz = OldTotHeapSz, + io:format("OldHeapSz=~p OldTotHeapSz=~p~n", [OldHeapSz, OldTotHeapSz]), + true = erlang:delete_module(literals), + false = erlang:check_process_code(Hib, literals), + erlang:check_process_code(self(), literals), + erlang:purge_module(literals), + receive after 1000 -> ok end, + [{heap_size,HeapSz}, + {total_heap_size,TotHeapSz}] = process_info(Hib, [heap_size, + total_heap_size]), + io:format("HeapSz=~p TotHeapSz=~p~n", [HeapSz, TotHeapSz]), + Hib ! hej, + receive + {'DOWN', Mon, process, Hib, Reason} -> + {undef, [{no_module, + no_function, + [{A,B,C,[1,2,3|_]=Seq}], _}]} = Reason, + 16 = length(Seq) + end, + HeapSz = TotHeapSz, %% Ensure restored to hibernated state... + true = HeapSz > OldHeapSz, + ok. no_old_heap(Parent) -> A = literals:a(), @@ -404,6 +414,13 @@ old_heap(Parent) -> exit(Res) end. +hibernated(Parent) -> + A = literals:a(), + B = literals:b(), + Res = {A,B,literals:huge_bignum(),lists:seq(1, 16)}, + Parent ! go, + erlang:hibernate(no_module, no_function, [Res]). + create_old_heap() -> case process_info(self(), [heap_size,total_heap_size]) of [{heap_size,Sz},{total_heap_size,Total}] when Sz < Total -> diff --git a/erts/emulator/test/ddll_SUITE.erl b/erts/emulator/test/ddll_SUITE.erl index 0b9f76a892..031b05790d 100644 --- a/erts/emulator/test/ddll_SUITE.erl +++ b/erts/emulator/test/ddll_SUITE.erl @@ -55,7 +55,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}, - {timetrap, {seconds, 10}}]. + {timetrap, {minutes, 1}}]. all() -> [ddll_test, errors, reference_count, kill_port, diff --git a/erts/emulator/test/dirty_bif_SUITE.erl b/erts/emulator/test/dirty_bif_SUITE.erl index b8361690e6..981ec4d48d 100644 --- a/erts/emulator/test/dirty_bif_SUITE.erl +++ b/erts/emulator/test/dirty_bif_SUITE.erl @@ -543,9 +543,6 @@ test_dirty_process_access(Start, Test, Finish) -> end, ok = Finish(BifPid). -receive_any() -> - receive M -> M end. - start_node(Config) -> start_node(Config, ""). diff --git a/erts/emulator/test/dirty_nif_SUITE.erl b/erts/emulator/test/dirty_nif_SUITE.erl index f62f1e9dce..13806fd5c4 100644 --- a/erts/emulator/test/dirty_nif_SUITE.erl +++ b/erts/emulator/test/dirty_nif_SUITE.erl @@ -34,7 +34,8 @@ dirty_scheduler_exit/1, dirty_call_while_terminated/1, dirty_heap_access/1, dirty_process_info/1, dirty_process_register/1, dirty_process_trace/1, - code_purge/1, dirty_nif_send_traced/1]). + code_purge/1, dirty_nif_send_traced/1, + nif_whereis/1, nif_whereis_parallel/1, nif_whereis_proxy/1]). -define(nif_stub,nif_stub_error(?LINE)). @@ -51,7 +52,9 @@ all() -> dirty_process_register, dirty_process_trace, code_purge, - dirty_nif_send_traced]. + dirty_nif_send_traced, + nif_whereis, + nif_whereis_parallel]. init_per_suite(Config) -> case erlang:system_info(dirty_cpu_schedulers) of @@ -531,6 +534,137 @@ mcall(Node, Funs) -> end end, Refs). +%% Test enif_whereis_... +%% These tests are mostly identical to their counterparts in nif_SUITE.erl, +%% with just name and count changes in the first few lines. + +nif_whereis(Config) when is_list(Config) -> + erl_ddll:try_load(?config(data_dir, Config), echo_drv, []), + + RegName = dirty_nif_whereis_test_thing, + undefined = erlang:whereis(RegName), + false = whereis_term(pid, RegName), + + Mgr = self(), + Ref = make_ref(), + ProcMsg = {Ref, ?LINE}, + PortMsg = ?MODULE_STRING " whereis hello\n", + + {Pid, Mon} = spawn_monitor(?MODULE, nif_whereis_proxy, [Ref]), + true = register(RegName, Pid), + Pid = erlang:whereis(RegName), + Pid = whereis_term(pid, RegName), + false = whereis_term(port, RegName), + false = whereis_term(pid, [RegName]), + + ok = whereis_send(pid, RegName, {forward, Mgr, ProcMsg}), + ok = receive ProcMsg -> ok end, + + Pid ! {Ref, quit}, + ok = receive {'DOWN', Mon, process, Pid, normal} -> ok end, + undefined = erlang:whereis(RegName), + false = whereis_term(pid, RegName), + + Port = open_port({spawn, echo_drv}, [eof]), + true = register(RegName, Port), + Port = erlang:whereis(RegName), + Port = whereis_term(port, RegName), + false = whereis_term(pid, RegName), + false = whereis_term(port, [RegName]), + + ok = whereis_send(port, RegName, PortMsg), + ok = receive {Port, {data, PortMsg}} -> ok end, + + port_close(Port), + undefined = erlang:whereis(RegName), + false = whereis_term(port, RegName), + ok. + +nif_whereis_parallel(Config) when is_list(Config) -> + + %% try to be at least a little asymetric + NProcs = trunc(3.5 * erlang:system_info(schedulers)), + NSeq = lists:seq(1, NProcs), + Names = [list_to_atom("dirty_nif_whereis_proc_" ++ integer_to_list(N)) + || N <- NSeq], + Mgr = self(), + Ref = make_ref(), + + NotReg = fun(Name) -> + erlang:whereis(Name) == undefined + end, + PidReg = fun({Name, Pid, _Mon}) -> + erlang:whereis(Name) == Pid andalso whereis_term(pid, Name) == Pid + end, + RecvDown = fun({_Name, Pid, Mon}) -> + receive {'DOWN', Mon, process, Pid, normal} -> true + after 1500 -> false end + end, + RecvNum = fun(N) -> + receive {N, Ref} -> true + after 1500 -> false end + end, + + true = lists:all(NotReg, Names), + + %% {Name, Pid, Mon} + Procs = lists:map( + fun(N) -> + Name = lists:nth(N, Names), + Prev = lists:nth((if N == 1 -> NProcs; true -> (N - 1) end), Names), + Next = lists:nth((if N == NProcs -> 1; true -> (N + 1) end), Names), + {Pid, Mon} = spawn_monitor( + ?MODULE, nif_whereis_proxy, [{N, Ref, Mgr, [Prev, Next]}]), + true = register(Name, Pid), + {Name, Pid, Mon} + end, NSeq), + + true = lists:all(PidReg, Procs), + + %% tell them all to 'fire' as fast as we can + [P ! {Ref, send_proc} || {_, P, _} <- Procs], + + %% each gets forwarded through two processes + true = lists:all(RecvNum, NSeq), + true = lists:all(RecvNum, NSeq), + + %% tell them all to 'quit' by name + [N ! {Ref, quit} || {N, _, _} <- Procs], + true = lists:all(RecvDown, Procs), + true = lists:all(NotReg, Names), + ok. + +%% exported to be spawned by MFA by whereis tests +nif_whereis_proxy({N, Ref, Mgr, Targets} = Args) -> + receive + {forward, To, Data} -> + To ! Data, + nif_whereis_proxy(Args); + {Ref, quit} -> + ok; + {Ref, send_port} -> + Msg = ?MODULE_STRING " whereis " ++ integer_to_list(N) ++ "\n", + lists:foreach( + fun(T) -> + ok = whereis_send(port, T, Msg) + end, Targets), + nif_whereis_proxy(Args); + {Ref, send_proc} -> + lists:foreach( + fun(T) -> + ok = whereis_send(pid, T, {forward, Mgr, {N, Ref}}) + end, Targets), + nif_whereis_proxy(Args) + end; +nif_whereis_proxy(Ref) -> + receive + {forward, To, Data} -> + To ! Data, + nif_whereis_proxy(Ref); + {Ref, quit} -> + ok + end. + %% The NIFs: lib_loaded() -> false. call_dirty_nif(_,_,_) -> ?nif_stub. @@ -542,6 +676,8 @@ dirty_call_while_terminated_nif(_) -> ?nif_stub. dirty_sleeper() -> ?nif_stub. dirty_sleeper(_) -> ?nif_stub. dirty_heap_access_nif(_) -> ?nif_stub. +whereis_term(_Type,_Name) -> ?nif_stub. +whereis_send(_Type,_Name,_Msg) -> ?nif_stub. nif_stub_error(Line) -> exit({nif_not_loaded,module,?MODULE,line,Line}). diff --git a/erts/emulator/test/dirty_nif_SUITE_data/Makefile.src b/erts/emulator/test/dirty_nif_SUITE_data/Makefile.src index e9301753b0..4462afd815 100644 --- a/erts/emulator/test/dirty_nif_SUITE_data/Makefile.src +++ b/erts/emulator/test/dirty_nif_SUITE_data/Makefile.src @@ -1,6 +1,6 @@ NIF_LIBS = dirty_nif_SUITE@dll@ -all: $(NIF_LIBS) +all: $(NIF_LIBS) echo_drv@dll@ @SHLIB_RULES@ diff --git a/erts/emulator/test/dirty_nif_SUITE_data/dirty_nif_SUITE.c b/erts/emulator/test/dirty_nif_SUITE_data/dirty_nif_SUITE.c index caf99c952f..0321b9898f 100644 --- a/erts/emulator/test/dirty_nif_SUITE_data/dirty_nif_SUITE.c +++ b/erts/emulator/test/dirty_nif_SUITE_data/dirty_nif_SUITE.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2009-2016. All Rights Reserved. + * Copyright Ericsson AB 2009-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -25,8 +25,35 @@ #include <unistd.h> #endif +/* + * Hack to get around this function missing from the NIF API. + * TODO: Add this function/macro in the appropriate place, probably with + * enif_make_pid() in erl_nif_api_funcs.h + */ +#ifndef enif_make_port +#define enif_make_port(ENV, PORT) ((void)(ENV),(const ERL_NIF_TERM)((PORT)->port_id)) +#endif + +static ERL_NIF_TERM atom_badarg; +static ERL_NIF_TERM atom_error; +static ERL_NIF_TERM atom_false; +static ERL_NIF_TERM atom_lookup; +static ERL_NIF_TERM atom_ok; +static ERL_NIF_TERM atom_pid; +static ERL_NIF_TERM atom_port; +static ERL_NIF_TERM atom_send; + static int load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info) { + atom_badarg = enif_make_atom(env, "badarg"); + atom_error = enif_make_atom(env, "error"); + atom_false = enif_make_atom(env,"false"); + atom_lookup = enif_make_atom(env, "lookup"); + atom_ok = enif_make_atom(env,"ok"); + atom_pid = enif_make_atom(env, "pid"); + atom_port = enif_make_atom(env, "port"); + atom_send = enif_make_atom(env, "send"); + return 0; } @@ -257,6 +284,147 @@ static ERL_NIF_TERM dirty_heap_access_nif(ErlNifEnv* env, int argc, const ERL_NI return res; } +/* + * enif_whereis_... tests + * subset of the functions in nif_SUITE.c + */ + +enum { + /* results */ + WHEREIS_SUCCESS, + WHEREIS_ERROR_TYPE, + WHEREIS_ERROR_LOOKUP, + WHEREIS_ERROR_SEND, + /* types */ + WHEREIS_LOOKUP_PID, /* enif_whereis_pid() */ + WHEREIS_LOOKUP_PORT /* enif_whereis_port() */ +}; + +typedef union { + ErlNifPid pid; + ErlNifPort port; +} whereis_term_data_t; + +static int whereis_type(ERL_NIF_TERM type) +{ + if (enif_is_identical(type, atom_pid)) + return WHEREIS_LOOKUP_PID; + + if (enif_is_identical(type, atom_port)) + return WHEREIS_LOOKUP_PORT; + + return WHEREIS_ERROR_TYPE; +} + +static int whereis_lookup_internal( + ErlNifEnv* env, int type, ERL_NIF_TERM name, whereis_term_data_t* out) +{ + if (type == WHEREIS_LOOKUP_PID) + return enif_whereis_pid(env, name, & out->pid) + ? WHEREIS_SUCCESS : WHEREIS_ERROR_LOOKUP; + + if (type == WHEREIS_LOOKUP_PORT) + return enif_whereis_port(env, name, & out->port) + ? WHEREIS_SUCCESS : WHEREIS_ERROR_LOOKUP; + + return WHEREIS_ERROR_TYPE; +} + +static int whereis_send_internal( + ErlNifEnv* env, int type, whereis_term_data_t* to, ERL_NIF_TERM msg) +{ + if (type == WHEREIS_LOOKUP_PID) + return enif_send(env, & to->pid, NULL, msg) + ? WHEREIS_SUCCESS : WHEREIS_ERROR_SEND; + + if (type == WHEREIS_LOOKUP_PORT) + return enif_port_command(env, & to->port, NULL, msg) + ? WHEREIS_SUCCESS : WHEREIS_ERROR_SEND; + + return WHEREIS_ERROR_TYPE; +} + +static int whereis_lookup_term( + ErlNifEnv* env, int type, ERL_NIF_TERM name, ERL_NIF_TERM* out) +{ + whereis_term_data_t res; + int rc = whereis_lookup_internal(env, type, name, &res); + if (rc == WHEREIS_SUCCESS) { + switch (type) { + case WHEREIS_LOOKUP_PID: + *out = enif_make_pid(env, & res.pid); + break; + case WHEREIS_LOOKUP_PORT: + *out = enif_make_port(env, & res.port); + break; + default: + rc = WHEREIS_ERROR_TYPE; + break; + } + } + return rc; +} + +static ERL_NIF_TERM whereis_result_term(ErlNifEnv* env, int result) +{ + ERL_NIF_TERM err; + switch (result) + { + case WHEREIS_SUCCESS: + return atom_ok; + case WHEREIS_ERROR_LOOKUP: + err = atom_lookup; + break; + case WHEREIS_ERROR_SEND: + err = atom_send; + break; + case WHEREIS_ERROR_TYPE: + err = atom_badarg; + break; + default: + err = enif_make_int(env, -result); + break; + } + return enif_make_tuple2(env, atom_error, err); +} + +/* whereis_term(Type, Name) -> pid() | port() | false */ +static ERL_NIF_TERM +whereis_term(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + ERL_NIF_TERM ret; + int type, rc; + + if (argc != 2) /* allow non-atom name for testing */ + return enif_make_badarg(env); + + if ((type = whereis_type(argv[0])) == WHEREIS_ERROR_TYPE) + return enif_make_badarg(env); + + rc = whereis_lookup_term(env, type, argv[1], &ret); + return (rc == WHEREIS_SUCCESS) ? ret : atom_false; +} + +/* whereis_send(Type, Name, Message) -> ok | {error, Reason} */ +static ERL_NIF_TERM +whereis_send(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + whereis_term_data_t to; + int type, rc; + + if (argc != 3 || !enif_is_atom(env, argv[1])) + return enif_make_badarg(env); + + if ((type = whereis_type(argv[0])) == WHEREIS_ERROR_TYPE) + return enif_make_badarg(env); + + rc = whereis_lookup_internal(env, type, argv[1], & to); + if (rc == WHEREIS_SUCCESS) + rc = whereis_send_internal(env, type, & to, argv[2]); + + return whereis_result_term(env, rc); +} + static ErlNifFunc nif_funcs[] = { @@ -269,7 +437,9 @@ static ErlNifFunc nif_funcs[] = {"dirty_sleeper", 0, dirty_sleeper, ERL_NIF_DIRTY_JOB_IO_BOUND}, {"dirty_sleeper", 1, dirty_sleeper, ERL_NIF_DIRTY_JOB_CPU_BOUND}, {"dirty_call_while_terminated_nif", 1, dirty_call_while_terminated_nif, ERL_NIF_DIRTY_JOB_CPU_BOUND}, - {"dirty_heap_access_nif", 1, dirty_heap_access_nif, ERL_NIF_DIRTY_JOB_CPU_BOUND} + {"dirty_heap_access_nif", 1, dirty_heap_access_nif, ERL_NIF_DIRTY_JOB_CPU_BOUND}, + {"whereis_send", 3, whereis_send, ERL_NIF_DIRTY_JOB_IO_BOUND}, + {"whereis_term", 2, whereis_term, ERL_NIF_DIRTY_JOB_CPU_BOUND} }; ERL_NIF_INIT(dirty_nif_SUITE,nif_funcs,load,NULL,NULL,NULL) diff --git a/erts/emulator/test/dirty_nif_SUITE_data/echo_drv.c b/erts/emulator/test/dirty_nif_SUITE_data/echo_drv.c new file mode 100644 index 0000000000..2b3510c641 --- /dev/null +++ b/erts/emulator/test/dirty_nif_SUITE_data/echo_drv.c @@ -0,0 +1,62 @@ +#include <stdio.h> +#include "erl_driver.h" + +static ErlDrvPort erlang_port; +static ErlDrvData echo_start(ErlDrvPort, char *); +static void from_erlang(ErlDrvData, char*, ErlDrvSizeT); +static ErlDrvSSizeT echo_call(ErlDrvData drv_data, unsigned int command, + char *buf, ErlDrvSizeT len, + char **rbuf, ErlDrvSizeT rlen, unsigned *ret_flags); +static ErlDrvEntry echo_driver_entry = { + NULL, /* Init */ + echo_start, + NULL, /* Stop */ + from_erlang, + NULL, /* Ready input */ + NULL, /* Ready output */ + "echo_drv", + NULL, + NULL, + NULL, + NULL, + NULL, + NULL, + NULL, + echo_call, + NULL, + ERL_DRV_EXTENDED_MARKER, + ERL_DRV_EXTENDED_MAJOR_VERSION, + ERL_DRV_EXTENDED_MINOR_VERSION, + 0, + NULL, + NULL, + NULL +}; + +DRIVER_INIT(echo_drv) +{ + return &echo_driver_entry; +} + +static ErlDrvData +echo_start(ErlDrvPort port, char *buf) +{ + return (ErlDrvData) port; +} + +static void +from_erlang(ErlDrvData data, char *buf, ErlDrvSizeT count) +{ + driver_output((ErlDrvPort) data, buf, count); +} + +static ErlDrvSSizeT +echo_call(ErlDrvData drv_data, unsigned int command, + char *buf, ErlDrvSizeT len, char **rbuf, ErlDrvSizeT rlen, + unsigned *ret_flags) +{ + *rbuf = buf; + *ret_flags |= DRIVER_CALL_KEEP_BUFFER; + return len; +} + diff --git a/erts/emulator/test/distribution_SUITE.erl b/erts/emulator/test/distribution_SUITE.erl index 434e729310..b4ec99f902 100644 --- a/erts/emulator/test/distribution_SUITE.erl +++ b/erts/emulator/test/distribution_SUITE.erl @@ -62,8 +62,7 @@ -export([sender/3, receiver2/2, dummy_waiter/0, dead_process/0, roundtrip/1, bounce/1, do_dist_auto_connect/1, inet_rpc_server/1, dist_parallel_sender/3, dist_parallel_receiver/0, - dist_evil_parallel_receiver/0, - sendersender/4, sendersender2/4]). + dist_evil_parallel_receiver/0]). %% epmd_module exports -export([start_link/0, register_node/2, register_node/3, port_please/2]). @@ -129,52 +128,53 @@ bulk_send_small(Config) when is_list(Config) -> bulk_send_big(Config) when is_list(Config) -> bulk_send(32, 64). -bulk_send_bigbig(Config) when is_list(Config) -> - bulk_sendsend(32*5, 4). - bulk_send(Terms, BinSize) -> ct:timetrap({seconds, 30}), io:format("Sending ~w binaries, each of size ~w K", [Terms, BinSize]), {ok, Node} = start_node(bulk_receiver), Recv = spawn(Node, erlang, apply, [fun receiver/2, [0, 0]]), - Bin = list_to_binary(lists:duplicate(BinSize*1024, 253)), + Bin = binary:copy(<<253>>, BinSize*1024), Size = Terms*size(Bin), {Elapsed, {Terms, Size}} = test_server:timecall(?MODULE, sender, [Recv, Bin, Terms]), stop_node(Node), - {comment, integer_to_list(trunc(Size/1024/max(1,Elapsed)+0.5)) ++ " K/s"}. + {comment, integer_to_list(round(Size/1024/max(1,Elapsed))) ++ " K/s"}. + +sender(To, _Bin, 0) -> + To ! {done, self()}, + receive + Any -> + Any + end; +sender(To, Bin, Left) -> + To ! {term, Bin}, + sender(To, Bin, Left-1). -bulk_sendsend(Terms, BinSize) -> +bulk_send_bigbig(Config) when is_list(Config) -> + Terms = 32*5, + BinSize = 4, {Rate1, MonitorCount1} = bulk_sendsend2(Terms, BinSize, 5), {Rate2, MonitorCount2} = bulk_sendsend2(Terms, BinSize, 995), Ratio = if MonitorCount2 == 0 -> MonitorCount1 / 1.0; true -> MonitorCount1 / MonitorCount2 end, - Comment = integer_to_list(Rate1) ++ " K/s, " ++ - integer_to_list(Rate2) ++ " K/s, " ++ - integer_to_list(MonitorCount1) ++ " monitor msgs, " ++ - integer_to_list(MonitorCount2) ++ " monitor msgs, " ++ - float_to_list(Ratio) ++ " monitor ratio", - if - %% A somewhat arbitrary ratio, but hopefully one that will - %% accommodate a wide range of CPU speeds. - Ratio > 8.0 -> - {comment,Comment}; - true -> - io:put_chars(Comment), - ct:fail(ratio_too_low) - end. + Comment0 = io_lib:format("~p K/s, ~p K/s, " + "~p monitor msgs, ~p monitor msgs, " + "~.1f monitor ratio", + [Rate1,Rate2,MonitorCount1, + MonitorCount2,Ratio]), + Comment = lists:flatten(Comment0), + {comment,Comment}. bulk_sendsend2(Terms, BinSize, BusyBufSize) -> ct:timetrap({seconds, 30}), - io:format("Sending ~w binaries, each of size ~w K", + io:format("\nSending ~w binaries, each of size ~w K", [Terms, BinSize]), {ok, NodeRecv} = start_node(bulk_receiver), Recv = spawn(NodeRecv, erlang, apply, [fun receiver/2, [0, 0]]), - Bin = list_to_binary(lists:duplicate(BinSize*1024, 253)), - %%Size = Terms*size(Bin), + Bin = binary:copy(<<253>>, BinSize*1024), %% SLF LEFT OFF HERE. %% When the caller uses small hunks, like 4k via @@ -185,74 +185,62 @@ bulk_sendsend2(Terms, BinSize, BusyBufSize) -> %% default busy size and "+zdbbl 5", and if the 5 case gets %% "many many more" monitor messages, then we know we're working. - {ok, NodeSend} = start_node(bulk_sender, "+zdbbl " ++ integer_to_list(BusyBufSize)), - _Send = spawn(NodeSend, erlang, apply, [fun sendersender/4, [self(), Recv, Bin, Terms]]), + {ok, NodeSend} = start_node(bulk_sender, "+zdbbl " ++ + integer_to_list(BusyBufSize)), + _Send = spawn(NodeSend, erlang, apply, + [fun sendersender/4, [self(), Recv, Bin, Terms]]), {Elapsed, {_TermsN, SizeN}, MonitorCount} = - receive - %% On some platforms (windows), the time taken is 0 so we - %% simulate that some little time has passed. - {sendersender, {0.0,T,MC}} -> - {0.0015, T, MC}; - {sendersender, BigRes} -> - BigRes - end, + receive + %% On some platforms (Windows), the time taken is 0 so we + %% simulate that some little time has passed. + {sendersender, {0.0,T,MC}} -> + {0.0015, T, MC}; + {sendersender, BigRes} -> + BigRes + end, stop_node(NodeRecv), stop_node(NodeSend), - {trunc(SizeN/1024/Elapsed+0.5), MonitorCount}. - -sender(To, _Bin, 0) -> - To ! {done, self()}, - receive - Any -> - Any - end; -sender(To, Bin, Left) -> - To ! {term, Bin}, - sender(To, Bin, Left-1). + {round(SizeN/1024/Elapsed), MonitorCount}. %% Sender process to be run on a slave node sendersender(Parent, To, Bin, Left) -> erlang:system_monitor(self(), [busy_dist_port]), - [spawn(fun() -> sendersender2(To, Bin, Left, false) end) || - _ <- lists:seq(1,1)], + _ = spawn(fun() -> + sendersender_send(To, Bin, Left), + exit(normal) + end), {USec, {Res, MonitorCount}} = - timer:tc(?MODULE, sendersender2, [To, Bin, Left, true]), + timer:tc(fun() -> + sendersender_send(To, Bin, Left), + To ! {done, self()}, + count_monitors(0) + end), Parent ! {sendersender, {USec/1000000, Res, MonitorCount}}. -sendersender2(To, Bin, Left, SendDone) -> - sendersender3(To, Bin, Left, SendDone, 0). +sendersender_send(_To, _Bin, 0) -> + ok; +sendersender_send(To, Bin, Left) -> + To ! {term, Bin}, + sendersender_send(To, Bin, Left-1). -sendersender3(To, _Bin, 0, SendDone, MonitorCount) -> - if SendDone -> - To ! {done, self()}; - true -> - ok - end, +count_monitors(MonitorCount) -> receive {monitor, _Pid, _Type, _Info} -> - sendersender3(To, _Bin, 0, SendDone, MonitorCount + 1) + count_monitors(MonitorCount + 1) after 0 -> - if SendDone -> - receive - Any when is_tuple(Any), size(Any) == 2 -> - {Any, MonitorCount} - end; - true -> - exit(normal) - end - end; -sendersender3(To, Bin, Left, SendDone, MonitorCount) -> - To ! {term, Bin}, - %%timer:sleep(50), - sendersender3(To, Bin, Left-1, SendDone, MonitorCount). + receive + {_,_}=Any -> + {Any,MonitorCount} + end + end. %% Receiver process to be run on a slave node. receiver(Terms, Size) -> receive {term, Bin} -> - receiver(Terms+1, Size+size(Bin)); + receiver(Terms+1, Size+byte_size(Bin)); {done, ReplyTo} -> ReplyTo ! {Terms, Size} end. @@ -2267,52 +2255,6 @@ string_to_utf8_list([CP|CPs]) when is_integer(CP), 16#80 bor (16#3F band CP) | string_to_utf8_list(CPs)]. -utf8_list_to_string([]) -> - []; -utf8_list_to_string([B|Bs]) when is_integer(B), - 0 =< B, - B =< 16#7F -> - [B | utf8_list_to_string(Bs)]; -utf8_list_to_string([B0, B1 | Bs]) when is_integer(B0), - 16#C0 =< B0, - B0 =< 16#DF, - is_integer(B1), - 16#80 =< B1, - B1 =< 16#BF -> - [(((B0 band 16#1F) bsl 6) - bor (B1 band 16#3F)) - | utf8_list_to_string(Bs)]; -utf8_list_to_string([B0, B1, B2 | Bs]) when is_integer(B0), - 16#E0 =< B0, - B0 =< 16#EF, - is_integer(B1), - 16#80 =< B1, - B1 =< 16#BF, - is_integer(B2), - 16#80 =< B2, - B2 =< 16#BF -> - [(((B0 band 16#F) bsl 12) - bor ((B1 band 16#3F) bsl 6) - bor (B2 band 16#3F)) - | utf8_list_to_string(Bs)]; -utf8_list_to_string([B0, B1, B2, B3 | Bs]) when is_integer(B0), - 16#F0 =< B0, - B0 =< 16#F7, - is_integer(B1), - 16#80 =< B1, - B1 =< 16#BF, - is_integer(B2), - 16#80 =< B2, - B2 =< 16#BF, - is_integer(B3), - 16#80 =< B3, - B3 =< 16#BF -> - [(((B0 band 16#7) bsl 18) - bor ((B1 band 16#3F) bsl 12) - bor ((B2 band 16#3F) bsl 6) - bor (B3 band 16#3F)) - | utf8_list_to_string(Bs)]. - mk_pid({NodeName, Creation}, Number, Serial) when is_atom(NodeName) -> <<?VERSION_MAGIC, NodeNameExt/binary>> = term_to_binary(NodeName), mk_pid({NodeNameExt, Creation}, Number, Serial); diff --git a/erts/emulator/test/driver_SUITE.erl b/erts/emulator/test/driver_SUITE.erl index 2fbf6eae61..6810729285 100644 --- a/erts/emulator/test/driver_SUITE.erl +++ b/erts/emulator/test/driver_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2016. All Rights Reserved. +%% Copyright Ericsson AB 1997-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -127,7 +127,7 @@ init_per_testcase(Case, Config) when is_atom(Case), is_list(Config) -> 0 = element(1, erts_debug:get_internal_state(check_io_debug)), [{testcase, Case}|Config]. -end_per_testcase(Case, Config) -> +end_per_testcase(Case, _Config) -> erlang:display({end_per_testcase, Case}), 0 = element(1, erts_debug:get_internal_state(check_io_debug)), ok. @@ -1750,12 +1750,6 @@ thread_mseg_alloc_cache_clean(Config) when is_list(Config) -> ok end. -mseg_alloc_cci(MsegAllocInfo) -> - {value,{options, OL}} - = lists:keysearch(options, 1, MsegAllocInfo), - {value,{cci,CCI}} = lists:keysearch(cci,1,OL), - CCI. - mseg_alloc_ccc() -> mseg_alloc_ccc(mseg_inst_info(0)). diff --git a/erts/emulator/test/efile_SUITE.erl b/erts/emulator/test/efile_SUITE.erl index 6bb8487c4e..f0e1bcf04b 100644 --- a/erts/emulator/test/efile_SUITE.erl +++ b/erts/emulator/test/efile_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2016. All Rights Reserved. +%% Copyright Ericsson AB 1997-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -74,7 +74,6 @@ file_keys(Dir,Num,FdList,FnList) -> %% Check that the distribution of files over async threads is fair async_dist(Config) when is_list(Config) -> DataDir = proplists:get_value(data_dir,Config), - TestFile = filename:join(DataDir, "existing_file"), Dir = filename:dirname(code:which(?MODULE)), AsyncSizes = [7,10,100,255,256,64,63,65], Max = 0.5, diff --git a/erts/emulator/test/evil_SUITE.erl b/erts/emulator/test/evil_SUITE.erl index 9416ac7a02..fc4ac037ac 100644 --- a/erts/emulator/test/evil_SUITE.erl +++ b/erts/emulator/test/evil_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2002-2016. All Rights Reserved. +%% Copyright Ericsson AB 2002-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -34,7 +34,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}, - {timetrap, {seconds, 30}}]. + {timetrap, {minutes, 1}}]. all() -> [heap_frag, encode_decode_ext, decode_integer_ext, diff --git a/erts/emulator/test/exception_SUITE.erl b/erts/emulator/test/exception_SUITE.erl index 76e3556bc4..aaca522da6 100644 --- a/erts/emulator/test/exception_SUITE.erl +++ b/erts/emulator/test/exception_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2016. All Rights Reserved. +%% Copyright Ericsson AB 1997-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -33,7 +33,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}, - {timetrap, {seconds, 10}}]. + {timetrap, {minutes, 1}}]. all() -> [badmatch, pending_errors, nil_arith, stacktrace, diff --git a/erts/emulator/test/fun_SUITE.erl b/erts/emulator/test/fun_SUITE.erl index e4640909aa..7d29ebec52 100644 --- a/erts/emulator/test/fun_SUITE.erl +++ b/erts/emulator/test/fun_SUITE.erl @@ -22,6 +22,7 @@ -export([all/0, suite/0, bad_apply/1,bad_fun_call/1,badarity/1,ext_badarity/1, + bad_arglist/1, equality/1,ordering/1, fun_to_port/1,t_phash/1,t_phash2/1,md5/1, refc/1,refc_ets/1,refc_dist/1, @@ -39,6 +40,7 @@ suite() -> all() -> [bad_apply, bad_fun_call, badarity, ext_badarity, + bad_arglist, equality, ordering, fun_to_port, t_phash, t_phash2, md5, refc, refc_ets, refc_dist, const_propagation, t_arity, t_is_function2, t_fun_info, @@ -107,6 +109,18 @@ bad_call_fc(Fun) -> ct:fail({bad_result,Other}) end. +% Test erlang:apply with non-proper arg-list +bad_arglist(Config) when is_list(Config) -> + Fun = fun(A,B) -> A+B end, + {'EXIT', {badarg,_}} = (catch apply(Fun, 17)), + {'EXIT', {badarg,_}} = (catch apply(Fun, [17|18])), + {'EXIT', {badarg,_}} = (catch apply(Fun, [17,18|19])), + {'EXIT', {badarg,_}} = (catch apply(lists,seq, 17)), + {'EXIT', {badarg,_}} = (catch apply(lists,seq, [17|18])), + {'EXIT', {badarg,_}} = (catch apply(lists,seq, [17,18|19])), + ok. + + %% Call and apply valid funs with wrong number of arguments. badarity(Config) when is_list(Config) -> diff --git a/erts/emulator/test/gc_SUITE.erl b/erts/emulator/test/gc_SUITE.erl index 35dd147550..f3942ef416 100644 --- a/erts/emulator/test/gc_SUITE.erl +++ b/erts/emulator/test/gc_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2016. All Rights Reserved. +%% Copyright Ericsson AB 1997-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -203,89 +203,90 @@ long_receive() -> end. minor_major_gc_option_self(_Config) -> - Endless = fun Endless() -> - receive - {gc, Type} -> erlang:garbage_collect(self(), [{type, Type}]) - after 100 -> ok end, - Endless() - end, - - %% Try as major, a test process will self-trigger GC - P1 = spawn(Endless), - erlang:garbage_collect(P1, []), - erlang:trace(P1, true, [garbage_collection]), - P1 ! {gc, major}, - expect_trace_messages(P1, [gc_major_start, gc_major_end]), - erlang:trace(P1, false, [garbage_collection]), - erlang:exit(P1, kill), - - %% Try as minor, a test process will self-trigger GC - P2 = spawn(Endless), - erlang:garbage_collect(P2, []), - erlang:trace(P2, true, [garbage_collection]), - P2 ! {gc, minor}, - expect_trace_messages(P2, [gc_minor_start, gc_minor_end]), - erlang:trace(P2, false, [garbage_collection]), - erlang:exit(P2, kill). + %% Try as major, the test process will self-trigger GC + check_gc_tracing_around( + fun(Pid, Ref) -> + Pid ! {gc, Ref, major} + end, [gc_major_start, gc_major_end]), + + %% Try as minor, the test process will self-trigger GC + check_gc_tracing_around( + fun(Pid, Ref) -> + Pid ! {gc, Ref, minor} + end, [gc_minor_start, gc_minor_end]). minor_major_gc_option_async(_Config) -> - Endless = fun Endless() -> - receive after 100 -> ok end, - Endless() - end, - - %% Try with default option, must be major gc - P1 = spawn(Endless), - erlang:garbage_collect(P1, []), - erlang:trace(P1, true, [garbage_collection]), - erlang:garbage_collect(P1, []), - expect_trace_messages(P1, [gc_major_start, gc_major_end]), - erlang:trace(P1, false, [garbage_collection]), - erlang:exit(P1, kill), + %% Try with default option, must be major GC + check_gc_tracing_around( + fun(Pid, _Ref) -> + erlang:garbage_collect(Pid, []) + end, [gc_major_start, gc_major_end]), %% Try with the 'major' type - P2 = spawn(Endless), - erlang:garbage_collect(P2, []), - erlang:trace(P2, true, [garbage_collection]), - erlang:garbage_collect(P2, [{type, major}]), - expect_trace_messages(P2, [gc_major_start, gc_major_end]), - erlang:trace(P2, false, [garbage_collection]), - erlang:exit(P2, kill), + check_gc_tracing_around( + fun(Pid, _Ref) -> + erlang:garbage_collect(Pid, [{type, major}]) + end, [gc_major_start, gc_major_end]), %% Try with 'minor' option, once - P3 = spawn(Endless), - erlang:garbage_collect(P3, []), - erlang:trace(P3, true, [garbage_collection]), - erlang:garbage_collect(P3, [{type, minor}]), - expect_trace_messages(P3, [gc_minor_start, gc_minor_end]), - erlang:trace(P3, false, [garbage_collection]), - erlang:exit(P3, kill), + check_gc_tracing_around( + fun(Pid, _Ref) -> + erlang:garbage_collect(Pid, [{type, minor}]) + end, [gc_minor_start, gc_minor_end]), %% Try with 'minor' option, once, async - P4 = spawn(Endless), + check_gc_tracing_around( + fun(Pid, Ref) -> + ?assertEqual(async, + erlang:garbage_collect(Pid, [{type, minor}, {async, Ref}])), + + receive + {garbage_collect, Ref, true} -> + ok + after 10000 -> + ct:fail("Did not receive a completion notification on async GC") + end + end, [gc_minor_start, gc_minor_end]). + +%% Traces garbage collection around the given operation, and fails the test if +%% it results in any unexpected messages or if the expected trace tags are not +%% received. +check_gc_tracing_around(Fun, ExpectedTraceTags) -> Ref = erlang:make_ref(), - erlang:garbage_collect(P4, []), - erlang:trace(P4, true, [garbage_collection]), - ?assertEqual(async, - erlang:garbage_collect(P4, [{type, minor}, {async, Ref}])), - expect_trace_messages(P4, [gc_minor_start, gc_minor_end]), - erlang:trace(P4, false, [garbage_collection]), - receive {garbage_collect, Ref, true} -> ok; - Other4 -> ct:pal("Unexpected message: ~p~n" - ++ "while waiting for async gc result", [Other4]) - after 2000 -> ?assert(false) - end, - erlang:exit(P4, kill). - -%% Given a list of atoms, trace tags - receives messages and checks if they are -%% trace events, and if the tag matches. Else will crash failing the test. -expect_trace_messages(_Pid, []) -> ok; + Pid = spawn( + fun Endless() -> + receive + {gc, Ref, Type} -> + erlang:garbage_collect(self(), [{type, Type}]) + after 100 -> + ok + end, + Endless() + end), + erlang:garbage_collect(Pid, []), + erlang:trace(Pid, true, [garbage_collection]), + Fun(Pid, Ref), + expect_trace_messages(Pid, ExpectedTraceTags), + erlang:trace(Pid, false, [garbage_collection]), + erlang:exit(Pid, kill), + check_no_unexpected_messages(). + +%% Ensures that trace messages with the provided tags have all been received +%% within a reasonable timeframe. +expect_trace_messages(_Pid, []) -> + ok; expect_trace_messages(Pid, [Tag | TraceTags]) -> receive - {trace, Pid, Tag, _Data} -> ok; - AnythingElse -> - ct:pal("Unexpected message: ~p~nWhile expected {trace, _, ~p, _}", - [AnythingElse, Tag]), - ?assert(false) - end, - expect_trace_messages(Pid, TraceTags). + {trace, Pid, Tag, _Data} -> + expect_trace_messages(Pid, TraceTags) + after 4000 -> + ct:fail("Didn't receive tag ~p within 4000ms", [Tag]) + end. + +check_no_unexpected_messages() -> + receive + Anything -> + ct:fail("Unexpected message: ~p", [Anything]) + after 0 -> + ok + end. diff --git a/erts/emulator/test/hipe_SUITE.erl b/erts/emulator/test/hipe_SUITE.erl index 5083f01f34..e62d4260f6 100644 --- a/erts/emulator/test/hipe_SUITE.erl +++ b/erts/emulator/test/hipe_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2016. All Rights Reserved. +%% Copyright Ericsson AB 2016-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/erts/emulator/test/long_timers_test.erl b/erts/emulator/test/long_timers_test.erl index c9a380a229..de1a6e6d32 100644 --- a/erts/emulator/test/long_timers_test.erl +++ b/erts/emulator/test/long_timers_test.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2006-2016. All Rights Reserved. +%% Copyright Ericsson AB 2006-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -175,7 +175,7 @@ had_high_cpu_util(StartTime, ActTo = TargetTo + TimeoutDiff, hcpu(ActTo, TargetTo, UtilData). -hcpu(_ActTo, _TargetTo, [{UT, 0} | _] = UD) -> +hcpu(_ActTo, _TargetTo, [{_UT, 0} | _]) -> missing; %% Util is the integer zero when not supported... %% UT2 =:= UT1 hcpu(ActTo, TargetTo, [{UT, _}, {UT, _} | _] = UD) -> diff --git a/erts/emulator/test/lttng_SUITE.erl b/erts/emulator/test/lttng_SUITE.erl index c12f63706a..a012fa1da2 100644 --- a/erts/emulator/test/lttng_SUITE.erl +++ b/erts/emulator/test/lttng_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2016. All Rights Reserved. +%% Copyright Ericsson AB 1999-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -40,7 +40,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}, - {timetrap, {seconds, 10}}]. + {timetrap, {minutes, 1}}]. all() -> [t_lttng_list, diff --git a/erts/emulator/test/match_spec_SUITE.erl b/erts/emulator/test/match_spec_SUITE.erl index eb189c2c33..92ddc23592 100644 --- a/erts/emulator/test/match_spec_SUITE.erl +++ b/erts/emulator/test/match_spec_SUITE.erl @@ -42,7 +42,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}, - {timetrap, {seconds, 30}}]. + {timetrap, {minutes, 1}}]. all() -> case test_server:is_native(match_spec_SUITE) of diff --git a/erts/emulator/test/message_queue_data_SUITE.erl b/erts/emulator/test/message_queue_data_SUITE.erl index e084b9482d..7f0cbdd885 100644 --- a/erts/emulator/test/message_queue_data_SUITE.erl +++ b/erts/emulator/test/message_queue_data_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2014-2016. All Rights Reserved. +%% Copyright Ericsson AB 2014-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -169,7 +169,7 @@ total_heap_size(_Config) -> Fun = fun F() -> receive Pid when is_pid(Pid) -> Pid ! ok,F() end end, %% Test that on_heap messages grow the heap even if they are not received - OnPid = spawn_opt(Fun, [{message_queue_data, on_heap}]), + OnPid = spawn_opt(Fun, [{message_queue_data, on_heap},link]), {total_heap_size, OnSize} = erlang:process_info(OnPid, total_heap_size), [OnPid ! lists:duplicate(N,N) || N <- lists:seq(1,100)], OnPid ! self(), receive ok -> ok end, @@ -178,7 +178,7 @@ total_heap_size(_Config) -> true = OnSize < OnSizeAfter, %% Test that off_heap messages do not grow the heap if they are not received - OffPid = spawn_opt(Fun, [{message_queue_data, off_heap}]), + OffPid = spawn_opt(Fun, [{message_queue_data, off_heap},link]), {total_heap_size, OffSize} = erlang:process_info(OffPid, total_heap_size), [OffPid ! lists:duplicate(N,N) || N <- lists:seq(1,100)], OffPid ! self(), receive ok -> ok end, @@ -192,8 +192,6 @@ total_heap_size(_Config) -> %% %% -start_node(Config) -> - start_node(Config, []). start_node(Config, Opts) when is_list(Config), is_list(Opts) -> Pa = filename:dirname(code:which(?MODULE)), Name = list_to_atom(atom_to_list(?MODULE) diff --git a/erts/emulator/test/monitor_SUITE.erl b/erts/emulator/test/monitor_SUITE.erl index 827ed817cc..9d772480d9 100644 --- a/erts/emulator/test/monitor_SUITE.erl +++ b/erts/emulator/test/monitor_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2016. All Rights Reserved. +%% Copyright Ericsson AB 1999-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -974,9 +974,6 @@ generate(_Fun, 0) -> generate(Fun, N) -> [Fun() | generate(Fun, N-1)]. -start_node(Config) -> - start_node(Config, ""). - start_node(Config, Args) -> TestCase = proplists:get_value(testcase, Config), PA = filename:dirname(code:which(?MODULE)), diff --git a/erts/emulator/test/mtx_SUITE.erl b/erts/emulator/test/mtx_SUITE.erl index 12928ed6d8..843e917dfc 100644 --- a/erts/emulator/test/mtx_SUITE.erl +++ b/erts/emulator/test/mtx_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2010-2016. All Rights Reserved. +%% Copyright Ericsson AB 2010-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -97,7 +97,7 @@ init_per_testcase(_Case, Config) -> wait_deallocations(), Config. -end_per_testcase(_Func, Config) -> +end_per_testcase(_Func, _Config) -> ok. wait_deallocations() -> diff --git a/erts/emulator/test/nested_SUITE.erl b/erts/emulator/test/nested_SUITE.erl index 7af2873ce2..f1b4c03ae4 100644 --- a/erts/emulator/test/nested_SUITE.erl +++ b/erts/emulator/test/nested_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2016. All Rights Reserved. +%% Copyright Ericsson AB 1997-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -27,7 +27,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}, - {timetrap, {seconds, 10}}]. + {timetrap, {minutes, 1}}]. all() -> [case_in_case, case_in_after, catch_in_catch, diff --git a/erts/emulator/test/nif_SUITE.erl b/erts/emulator/test/nif_SUITE.erl index 1eb58699b2..05c250125d 100644 --- a/erts/emulator/test/nif_SUITE.erl +++ b/erts/emulator/test/nif_SUITE.erl @@ -59,7 +59,9 @@ nif_snprintf/1, nif_internal_hash/1, nif_internal_hash_salted/1, - nif_phash2/1 + nif_phash2/1, + nif_whereis/1, nif_whereis_parallel/1, + nif_whereis_threaded/1, nif_whereis_proxy/1 ]). -export([many_args_100/100]). @@ -96,7 +98,8 @@ all() -> nif_snprintf, nif_internal_hash, nif_internal_hash_salted, - nif_phash2]. + nif_phash2, + nif_whereis, nif_whereis_parallel, nif_whereis_threaded]. groups() -> [{G, [], api_repeaters()} || G <- api_groups()] @@ -134,6 +137,11 @@ init_per_testcase(hipe, Config) -> undefined -> {skip, "HiPE is disabled"}; _ -> Config end; +init_per_testcase(nif_whereis_threaded, Config) -> + case erlang:system_info(threads) of + true -> Config; + false -> {skip, "No thread support"} + end; init_per_testcase(select, Config) -> case os:type() of {win32,_} -> @@ -488,7 +496,7 @@ select(Config) when is_list(Config) -> %% Wait for read eagain = read_nif(R, 3), 0 = select_nif(R,?ERL_NIF_SELECT_READ,R,null,Ref), - [] = flush(), + [] = flush(0), ok = write_nif(W, <<"hej">>), [{select, R, Ref, ready_input}] = flush(), 0 = select_nif(R,?ERL_NIF_SELECT_READ,R,self(),Ref2), @@ -505,7 +513,7 @@ select(Config) when is_list(Config) -> %% Wait for write Written = write_full(W, $a), 0 = select_nif(W,?ERL_NIF_SELECT_WRITE,W,self(),Ref), - [] = flush(), + [] = flush(0), Written = read_nif(R,byte_size(Written)), [{select, W, Ref, ready_output}] = flush(), @@ -515,7 +523,7 @@ select(Config) when is_list(Config) -> [{fd_resource_stop, W_ptr, _}] = flush(), {1, {W_ptr,_}} = last_fd_stop_call(), true = is_closed_nif(W), - [] = flush(), + [] = flush(0), 0 = select_nif(R,?ERL_NIF_SELECT_READ,R,self(),Ref), [{select, R, Ref, ready_input}] = flush(), eof = read_nif(R,1), @@ -540,7 +548,7 @@ select_2(Config) -> 0 = select_nif(R,?ERL_NIF_SELECT_READ,R,null,Ref1), 0 = select_nif(R,?ERL_NIF_SELECT_READ,R,self(),Ref2), - [] = flush(), + [] = flush(0), ok = write_nif(W, <<"hej">>), [{select, R, Ref2, ready_input}] = flush(), <<"hej">> = read_nif(R, 3), @@ -551,7 +559,7 @@ select_2(Config) -> Papa = self(), spawn_link(fun() -> 0 = select_nif(R,?ERL_NIF_SELECT_READ,R,null,Ref1), - [] = flush(), + [] = flush(0), Papa ! sync, [{select, R, Ref1, ready_input}] = flush(), <<"hej">> = read_nif(R, 3), @@ -560,7 +568,7 @@ select_2(Config) -> sync = receive_any(), ok = write_nif(W, <<"hej">>), done = receive_any(), - [] = flush(), + [] = flush(0), check_stop_ret(select_nif(R,?ERL_NIF_SELECT_STOP,R,null,Ref1)), [{fd_resource_stop, R_ptr, _}] = flush(), @@ -629,6 +637,15 @@ monitor_process_a(Config) -> monitor_process_b(Config) -> ensure_lib_loaded(Config), + monitor_process_b_do(false), + case erlang:system_info(threads) of + true -> monitor_process_b_do(true); + false -> ok + end, + ok. + + +monitor_process_b_do(FromThread) -> Pid = spawn_link(fun() -> receive return -> ok @@ -637,8 +654,11 @@ monitor_process_b(Config) -> R_ptr = alloc_monitor_resource_nif(), {0,_} = monitor_process_nif(R_ptr, Pid, true, self()), [R_ptr] = monitored_by(Pid), - ok = release_resource(R_ptr), - [] = flush(), + case FromThread of + false -> ok = release_resource(R_ptr); + true -> ok = release_resource_from_thread(R_ptr) + end, + [] = flush(0), {R_ptr, _, 1} = last_resource_dtor_call(), [] = monitored_by(Pid), Pid ! return, @@ -660,7 +680,7 @@ monitor_process_c(Config) -> exit end), [{Pid, done, R_ptr, Mon1}, - {monitor_resource_down, R_ptr, Pid, Mon2}] = flush(), + {monitor_resource_down, R_ptr, Pid, Mon2}] = flush(2), compare_monitors_nif(Mon1, Mon2), {R_ptr, _, 1} = last_resource_dtor_call(), ok. @@ -708,7 +728,7 @@ demonitor_process(Config) -> 1 = demonitor_process_nif(R_ptr, MonBin2), ok = release_resource(R_ptr), - [] = flush(), + [] = flush(0), {R_ptr, _, 1} = last_resource_dtor_call(), [] = monitored_by(Pid), Pid ! return, @@ -2307,10 +2327,16 @@ receive_any(Timeout) -> after Timeout -> timeout end. flush() -> - flush(10). -flush(Timeout) -> + flush(1). + +flush(0) -> + flush(0, 10); % don't waste too much time waiting for nothing +flush(N) -> + flush(N, 1000). + +flush(N, Timeout) -> receive M -> - [M | flush(Timeout)] + [M | flush(N-1)] after Timeout -> [] end. @@ -2619,9 +2645,9 @@ nif_snprintf(Config) -> nif_internal_hash(Config) -> ensure_lib_loaded(Config), HashValueBitSize = nif_hash_result_bitsize(internal), - Terms = unique([random_term() || _ <- lists:seq(1, 5000)]), + Terms = unique([random_term() || _ <- lists:seq(1, 500)]), HashValues = [hash_nif(internal, Term, 0) || Term <- Terms], - test_bit_distribution_fitness(HashValues, HashValueBitSize, 0.05). + test_bit_distribution_fitness(HashValues, HashValueBitSize). nif_internal_hash_salted(Config) -> ensure_lib_loaded(Config), @@ -2630,7 +2656,7 @@ nif_internal_hash_salted(Config) -> nif_phash2(Config) -> ensure_lib_loaded(Config), HashValueBitSize = nif_hash_result_bitsize(phash2), - Terms = unique([random_term() || _ <- lists:seq(1, 5000)]), + Terms = unique([random_term() || _ <- lists:seq(1, 500)]), HashValues = lists:map( fun (Term) -> @@ -2643,12 +2669,12 @@ nif_phash2(Config) -> HashValue end, Terms), - test_bit_distribution_fitness(HashValues, HashValueBitSize, 0.05). + test_bit_distribution_fitness(HashValues, HashValueBitSize). test_salted_nif_hash(HashType) -> HashValueBitSize = nif_hash_result_bitsize(HashType), - Terms = unique([random_term() || _ <- lists:seq(1, 5000)]), - Salts = unique([random_uint32() || _ <- lists:seq(1, 100)]), + Terms = unique([random_term() || _ <- lists:seq(1, 500)]), + Salts = unique([random_uint32() || _ <- lists:seq(1, 50)]), {HashValuesPerSalt, HashValuesPerTerm} = lists:mapfoldl( fun (Salt, Acc) -> @@ -2669,22 +2695,20 @@ test_salted_nif_hash(HashType) -> % Test per-salt hash distribution of different terms lists:foreach( fun ({_Salt, HashValues}) -> - test_bit_distribution_fitness(HashValues, HashValueBitSize, 0.05) + test_bit_distribution_fitness(HashValues, HashValueBitSize) end, HashValuesPerSalt), % Test per-term hash distribution of different salts dict:fold( fun (_Term, HashValues, Acc) -> - % Be more tolerant of relative deviation, - % as there's fewer hash values here. - test_bit_distribution_fitness(HashValues, HashValueBitSize, 0.30), + test_bit_distribution_fitness(HashValues, HashValueBitSize), Acc end, ok, HashValuesPerTerm). -test_bit_distribution_fitness(Integers, BitSize, MaxRelativeDeviation) -> +test_bit_distribution_fitness(Integers, BitSize) -> MaxInteger = (1 bsl BitSize) - 1, OnesPerBit = lists:foldl( @@ -2700,19 +2724,29 @@ test_bit_distribution_fitness(Integers, BitSize, MaxRelativeDeviation) -> orddict:new(), Integers), - ExpectedNrOfOnes = length(Integers) div 2, + N = length(Integers), + ExpectedNrOfOnes = N div 2, + %% ExpectedNrOfOnes should have a binomial distribution + %% with a standard deviation as: + ExpectedStdDev = math:sqrt(N) / 2, + %% which can be approximated as a normal distribution + %% where we allow a deviation of 6 std.devs + %% for a fail probability of 0.000000002: + MaxStdDevs = 6, + FailureText = orddict:fold( fun (BitIndex, NrOfOnes, Acc) -> - RelativeDeviation = abs(NrOfOnes - ExpectedNrOfOnes) / length(Integers), - case RelativeDeviation >= MaxRelativeDeviation of - false -> Acc; + Deviation = abs(NrOfOnes - ExpectedNrOfOnes) / ExpectedStdDev, + case Deviation >= MaxStdDevs of + false -> + Acc; true -> [Acc, io_lib:format( "Unreasonable deviation on number of set bits (i=~p): " - "expected ~p, got ~p (relative dev. ~.3f)~n", - [BitIndex, ExpectedNrOfOnes, NrOfOnes, RelativeDeviation])] + "expected ~p, got ~p (# std.dev ~.3f > ~p)~n", + [BitIndex, ExpectedNrOfOnes, NrOfOnes, Deviation, MaxStdDevs])] end end, [], @@ -2765,6 +2799,161 @@ random_pid() -> Processes = erlang:processes(), lists:nth(rand:uniform(length(Processes)), Processes). +%% Test enif_whereis_... + +nif_whereis(Config) when is_list(Config) -> + ensure_lib_loaded(Config), + + RegName = nif_whereis_test_thing, + undefined = erlang:whereis(RegName), + false = whereis_term(pid, RegName), + + Mgr = self(), + Ref = make_ref(), + ProcMsg = {Ref, ?LINE}, + PortMsg = ?MODULE_STRING " whereis hello\n", + + {Pid, Mon} = spawn_monitor(?MODULE, nif_whereis_proxy, [Ref]), + true = register(RegName, Pid), + Pid = erlang:whereis(RegName), + Pid = whereis_term(pid, RegName), + false = whereis_term(port, RegName), + false = whereis_term(pid, [RegName]), + + ok = whereis_send(pid, RegName, {forward, Mgr, ProcMsg}), + ok = receive ProcMsg -> ok end, + + Pid ! {Ref, quit}, + ok = receive {'DOWN', Mon, process, Pid, normal} -> ok end, + undefined = erlang:whereis(RegName), + false = whereis_term(pid, RegName), + + Port = open_port({spawn, echo_drv}, [eof]), + true = register(RegName, Port), + Port = erlang:whereis(RegName), + Port = whereis_term(port, RegName), + false = whereis_term(pid, RegName), + false = whereis_term(port, [RegName]), + + ok = whereis_send(port, RegName, PortMsg), + ok = receive {Port, {data, PortMsg}} -> ok end, + + port_close(Port), + undefined = erlang:whereis(RegName), + false = whereis_term(port, RegName), + ok. + +nif_whereis_parallel(Config) when is_list(Config) -> + ensure_lib_loaded(Config), + + %% try to be at least a little asymetric + NProcs = trunc(3.7 * erlang:system_info(schedulers)), + NSeq = lists:seq(1, NProcs), + Names = [list_to_atom("nif_whereis_proc_" ++ integer_to_list(N)) + || N <- NSeq], + Mgr = self(), + Ref = make_ref(), + + NotReg = fun(Name) -> + erlang:whereis(Name) == undefined + end, + PidReg = fun({Name, Pid, _Mon}) -> + erlang:whereis(Name) == Pid andalso whereis_term(pid, Name) == Pid + end, + RecvDown = fun({_Name, Pid, Mon}) -> + receive {'DOWN', Mon, process, Pid, normal} -> true + after 1500 -> false end + end, + RecvNum = fun(N) -> + receive {N, Ref} -> true + after 1500 -> false end + end, + + true = lists:all(NotReg, Names), + + %% {Name, Pid, Mon} + Procs = lists:map( + fun(N) -> + Name = lists:nth(N, Names), + Prev = lists:nth((if N == 1 -> NProcs; true -> (N - 1) end), Names), + Next = lists:nth((if N == NProcs -> 1; true -> (N + 1) end), Names), + {Pid, Mon} = spawn_monitor( + ?MODULE, nif_whereis_proxy, [{N, Ref, Mgr, [Prev, Next]}]), + true = register(Name, Pid), + {Name, Pid, Mon} + end, NSeq), + + true = lists:all(PidReg, Procs), + + %% tell them all to 'fire' as fast as we can + [P ! {Ref, send_proc} || {_, P, _} <- Procs], + + %% each gets forwarded through two processes + true = lists:all(RecvNum, NSeq), + true = lists:all(RecvNum, NSeq), + + %% tell them all to 'quit' by name + [N ! {Ref, quit} || {N, _, _} <- Procs], + true = lists:all(RecvDown, Procs), + true = lists:all(NotReg, Names), + ok. + +nif_whereis_threaded(Config) when is_list(Config) -> + ensure_lib_loaded(Config), + + RegName = nif_whereis_test_threaded, + undefined = erlang:whereis(RegName), + + Ref = make_ref(), + {Pid, Mon} = spawn_monitor(?MODULE, nif_whereis_proxy, [Ref]), + true = register(RegName, Pid), + + {ok, ProcThr} = whereis_thd_lookup(pid, RegName), + {ok, Pid} = whereis_thd_result(ProcThr), + + Pid ! {Ref, quit}, + ok = receive {'DOWN', Mon, process, Pid, normal} -> ok end, + + Port = open_port({spawn, echo_drv}, [eof]), + true = register(RegName, Port), + + {ok, PortThr} = whereis_thd_lookup(port, RegName), + {ok, Port} = whereis_thd_result(PortThr), + + port_close(Port), + ok. + +%% exported to be spawned by MFA by whereis tests +nif_whereis_proxy({N, Ref, Mgr, Targets} = Args) -> + receive + {forward, To, Data} -> + To ! Data, + nif_whereis_proxy(Args); + {Ref, quit} -> + ok; + {Ref, send_port} -> + Msg = ?MODULE_STRING " whereis " ++ integer_to_list(N) ++ "\n", + lists:foreach( + fun(T) -> + ok = whereis_send(port, T, Msg) + end, Targets), + nif_whereis_proxy(Args); + {Ref, send_proc} -> + lists:foreach( + fun(T) -> + ok = whereis_send(pid, T, {forward, Mgr, {N, Ref}}) + end, Targets), + nif_whereis_proxy(Args) + end; +nif_whereis_proxy(Ref) -> + receive + {forward, To, Data} -> + To ! Data, + nif_whereis_proxy(Ref); + {Ref, quit} -> + ok + end. + %% The NIFs: lib_version() -> undefined. call_history() -> ?nif_stub. @@ -2789,6 +2978,7 @@ alloc_resource(_,_) -> ?nif_stub. make_resource(_) -> ?nif_stub. get_resource(_,_) -> ?nif_stub. release_resource(_) -> ?nif_stub. +release_resource_from_thread(_) -> ?nif_stub. last_resource_dtor_call() -> ?nif_stub. make_new_resource(_,_) -> ?nif_stub. check_is(_,_,_,_,_,_,_,_,_,_,_) -> ?nif_stub. @@ -2839,6 +3029,12 @@ demonitor_process_nif(_,_) -> ?nif_stub. compare_monitors_nif(_,_) -> ?nif_stub. monitor_frenzy_nif(_,_,_,_) -> ?nif_stub. +%% whereis +whereis_send(_Type,_Name,_Msg) -> ?nif_stub. +whereis_term(_Type,_Name) -> ?nif_stub. +whereis_thd_lookup(_Type,_Name) -> ?nif_stub. +whereis_thd_result(_Thd) -> ?nif_stub. + %% maps is_map_nif(_) -> ?nif_stub. get_map_size_nif(_) -> ?nif_stub. diff --git a/erts/emulator/test/nif_SUITE_data/nif_SUITE.c b/erts/emulator/test/nif_SUITE_data/nif_SUITE.c index 3747291e7e..307d1c390f 100644 --- a/erts/emulator/test/nif_SUITE_data/nif_SUITE.c +++ b/erts/emulator/test/nif_SUITE_data/nif_SUITE.c @@ -52,6 +52,15 @@ static ErlNifMutex* dbg_trace_lock; #define DBG_TRACE4(FMT, A, B, C, D) #endif +/* + * Hack to get around this function missing from the NIF API. + * TODO: Add this function/macro in the appropriate place, probably with + * enif_make_pid() in erl_nif_api_funcs.h + */ +#ifndef enif_make_port +#define enif_make_port(ENV, PORT) ((void)(ENV),(const ERL_NIF_TERM)((PORT)->port_id)) +#endif + static int static_cntA; /* zero by default */ static int static_cntB = NIF_SUITE_LIB_VER * 100; @@ -76,6 +85,11 @@ static ERL_NIF_TERM atom_stats; static ERL_NIF_TERM atom_done; static ERL_NIF_TERM atom_stop; static ERL_NIF_TERM atom_null; +static ERL_NIF_TERM atom_pid; +static ERL_NIF_TERM atom_port; +static ERL_NIF_TERM atom_send; +static ERL_NIF_TERM atom_lookup; +static ERL_NIF_TERM atom_badarg; typedef struct { @@ -170,6 +184,9 @@ static ErlNifResourceTypeInit frenzy_rt_init = { frenzy_resource_down }; +static ErlNifResourceType* whereis_resource_type; +static void whereis_thread_resource_dtor(ErlNifEnv* env, void* obj); + static int get_pointer(ErlNifEnv* env, ERL_NIF_TERM term, void** pp) { ErlNifBinary bin; @@ -223,6 +240,9 @@ static int load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info) &frenzy_rt_init, ERL_NIF_RT_CREATE, NULL); + whereis_resource_type = enif_open_resource_type(env, NULL, "nif_SUITE.whereis", + whereis_thread_resource_dtor, ERL_NIF_RT_CREATE, NULL); + atom_false = enif_make_atom(env,"false"); atom_true = enif_make_atom(env,"true"); atom_self = enif_make_atom(env,"self"); @@ -244,6 +264,11 @@ static int load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info) atom_done = enif_make_atom(env,"done"); atom_stop = enif_make_atom(env,"stop"); atom_null = enif_make_atom(env,"null"); + atom_pid = enif_make_atom(env, "pid"); + atom_port = enif_make_atom(env, "port"); + atom_send = enif_make_atom(env, "send"); + atom_lookup = enif_make_atom(env, "lookup"); + atom_badarg = enif_make_atom(env, "badarg"); *priv_data = data; return 0; @@ -972,6 +997,30 @@ static ERL_NIF_TERM release_resource(ErlNifEnv* env, int argc, const ERL_NIF_TER return enif_make_atom(env,"ok"); } +static void* threaded_release_resource(void* resource) +{ + enif_release_resource(resource); +} + +static ERL_NIF_TERM release_resource_from_thread(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + void* resource; + ErlNifTid tid; + int err; + + if (!get_pointer(env, argv[0], &resource)) { + return enif_make_badarg(env); + } + if (enif_thread_create("nif_SUITE:release_resource_from_thread", &tid, + threaded_release_resource, resource, NULL) != 0) { + return enif_make_badarg(env); + } + err = enif_thread_join(tid, NULL); + assert(err == 0); + return atom_ok; +} + + /* * argv[0] an atom * argv[1] a binary @@ -1137,6 +1186,237 @@ static void fill(void* dst, unsigned bytes, int seed) } } +/* enif_whereis_... tests */ + +enum { + /* results */ + WHEREIS_SUCCESS, + WHEREIS_ERROR_TYPE, + WHEREIS_ERROR_LOOKUP, + WHEREIS_ERROR_SEND, + /* types */ + WHEREIS_LOOKUP_PID, /* enif_whereis_pid() */ + WHEREIS_LOOKUP_PORT /* enif_whereis_port() */ +}; + +typedef union { + ErlNifPid pid; + ErlNifPort port; +} whereis_term_data_t; + +/* single use, no cross-thread access/serialization */ +typedef struct { + ErlNifEnv* env; + ERL_NIF_TERM name; + whereis_term_data_t res; + ErlNifTid tid; + int type; +} whereis_thread_resource_t; + +static whereis_thread_resource_t* whereis_thread_resource_create(void) +{ + whereis_thread_resource_t* rp = (whereis_thread_resource_t*) + enif_alloc_resource(whereis_resource_type, sizeof(*rp)); + memset(rp, 0, sizeof(*rp)); + rp->env = enif_alloc_env(); + + return rp; +} + +static void whereis_thread_resource_dtor(ErlNifEnv* env, void* obj) +{ + whereis_thread_resource_t* rp = (whereis_thread_resource_t*) obj; + enif_free_env(rp->env); +} + +static int whereis_type(ERL_NIF_TERM type) +{ + if (enif_is_identical(type, atom_pid)) + return WHEREIS_LOOKUP_PID; + + if (enif_is_identical(type, atom_port)) + return WHEREIS_LOOKUP_PORT; + + return WHEREIS_ERROR_TYPE; +} + +static int whereis_lookup_internal( + ErlNifEnv* env, int type, ERL_NIF_TERM name, whereis_term_data_t* out) +{ + if (type == WHEREIS_LOOKUP_PID) + return enif_whereis_pid(env, name, & out->pid) + ? WHEREIS_SUCCESS : WHEREIS_ERROR_LOOKUP; + + if (type == WHEREIS_LOOKUP_PORT) + return enif_whereis_port(env, name, & out->port) + ? WHEREIS_SUCCESS : WHEREIS_ERROR_LOOKUP; + + return WHEREIS_ERROR_TYPE; +} + +static int whereis_send_internal( + ErlNifEnv* env, int type, whereis_term_data_t* to, ERL_NIF_TERM msg) +{ + if (type == WHEREIS_LOOKUP_PID) + return enif_send(env, & to->pid, NULL, msg) + ? WHEREIS_SUCCESS : WHEREIS_ERROR_SEND; + + if (type == WHEREIS_LOOKUP_PORT) + return enif_port_command(env, & to->port, NULL, msg) + ? WHEREIS_SUCCESS : WHEREIS_ERROR_SEND; + + return WHEREIS_ERROR_TYPE; +} + +static int whereis_resolved_term( + ErlNifEnv* env, int type, whereis_term_data_t* res, ERL_NIF_TERM* out) +{ + switch (type) { + case WHEREIS_LOOKUP_PID: + *out = enif_make_pid(env, & res->pid); + break; + case WHEREIS_LOOKUP_PORT: + *out = enif_make_port(env, & res->port); + break; + default: + return WHEREIS_ERROR_TYPE; + } + return WHEREIS_SUCCESS; +} + +static ERL_NIF_TERM whereis_result_term(ErlNifEnv* env, int result) +{ + ERL_NIF_TERM err; + switch (result) + { + case WHEREIS_SUCCESS: + return atom_ok; + case WHEREIS_ERROR_LOOKUP: + err = atom_lookup; + break; + case WHEREIS_ERROR_SEND: + err = atom_send; + break; + case WHEREIS_ERROR_TYPE: + err = atom_badarg; + break; + default: + err = enif_make_int(env, -result); + break; + } + return enif_make_tuple2(env, atom_error, err); +} + +static void* whereis_lookup_thread(void* arg) +{ + whereis_thread_resource_t* rp = (whereis_thread_resource_t*) arg; + int rc; + + /* enif_whereis_xxx should work with allocated or null env */ + rc = whereis_lookup_internal( + ((rp->type == WHEREIS_LOOKUP_PID) ? NULL : rp->env), + rp->type, rp->name, & rp->res); + + return (((char*) NULL) + rc); +} + +/* whereis_term(Type, Name) -> pid() | port() | false */ +static ERL_NIF_TERM +whereis_term(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + whereis_term_data_t res; + ERL_NIF_TERM ret; + int type, rc; + + if (argc != 2) /* allow non-atom name for testing */ + return enif_make_badarg(env); + + if ((type = whereis_type(argv[0])) == WHEREIS_ERROR_TYPE) + return enif_make_badarg(env); + + rc = whereis_lookup_internal(env, type, argv[1], & res); + if (rc == WHEREIS_SUCCESS) { + rc = whereis_resolved_term(env, type, & res, & ret); + } + return (rc == WHEREIS_SUCCESS) ? ret : atom_false; +} + +/* whereis_send(Type, Name, Message) -> ok | {error, Reason} */ +static ERL_NIF_TERM +whereis_send(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + whereis_term_data_t to; + int type, rc; + + if (argc != 3 || !enif_is_atom(env, argv[1])) + return enif_make_badarg(env); + + if ((type = whereis_type(argv[0])) == WHEREIS_ERROR_TYPE) + return enif_make_badarg(env); + + rc = whereis_lookup_internal(env, type, argv[1], & to); + if (rc == WHEREIS_SUCCESS) + rc = whereis_send_internal(env, type, & to, argv[2]); + + return whereis_result_term(env, rc); +} + +/* whereis_thd_lookup(Type, Name) -> {ok, Resource} | {error, SysErrno} */ +static ERL_NIF_TERM +whereis_thd_lookup(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + whereis_thread_resource_t* rp; + int type, rc; + + if (argc != 2 || !enif_is_atom(env, argv[1])) + return enif_make_badarg(env); + + if ((type = whereis_type(argv[0])) == WHEREIS_ERROR_TYPE) + return enif_make_badarg(env); + + rp = whereis_thread_resource_create(); + rp->type = type; + rp->name = enif_make_copy(rp->env, argv[1]); + + rc = enif_thread_create( + "nif_SUITE:whereis_thd", & rp->tid, whereis_lookup_thread, rp, NULL); + + if (rc == 0) { + return enif_make_tuple2(env, atom_ok, enif_make_resource(env, rp)); + } + else { + enif_release_resource(rp); + return enif_make_tuple2(env, atom_error, enif_make_int(env, rc)); + } +} + +/* whereis_thd_result(Resource) -> {ok, pid() | port()} | {error, ErrNum} */ +static ERL_NIF_TERM +whereis_thd_result(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + whereis_thread_resource_t* rp; + ERL_NIF_TERM ret; + char* thdret; /* so we can keep compilers happy converting to int */ + int rc; + + if (argc != 1 + || !enif_get_resource(env, argv[0], whereis_resource_type, (void**) & rp)) + return enif_make_badarg(env); + + if ((rc = enif_thread_join(rp->tid, (void**) & thdret)) != 0) + return enif_make_tuple2(env, atom_error, enif_make_int(env, rc)); + + rc = (int)(thdret - ((char*) NULL)); + if (rc == WHEREIS_SUCCESS) { + rc = whereis_resolved_term(env, rp->type, & rp->res, & ret); + } + ret = (rc == WHEREIS_SUCCESS) + ? enif_make_tuple2(env, atom_ok, ret) : whereis_result_term(env, rc); + + enif_release_resource(rp); + return ret; +} + #define MAKE_TERM_REUSE_LEN 16 struct make_term_info { @@ -2537,6 +2817,7 @@ static ERL_NIF_TERM monitor_frenzy_nif(ErlNifEnv* env, int argc, const ERL_NIF_T static unsigned long spawn_cnt = 0; static unsigned long kill_cnt = 0; static unsigned long proc_histogram[FRENZY_PROCS_MAX]; + static int initialized = 0; static const unsigned int primes[] = {7, 13, 17, 19}; @@ -2556,7 +2837,7 @@ static ERL_NIF_TERM monitor_frenzy_nif(ErlNifEnv* env, int argc, const ERL_NIF_T if (enif_is_atom(env, Op)) { if (Op == atom_init) { - if (procs_lock || !enif_get_uint(env, Rnd, &frenzy_rand_bits_max)) + if (initialized || !enif_get_uint(env, Rnd, &frenzy_rand_bits_max)) return enif_make_badarg(env); procs_lock = enif_mutex_create("nif_SUITE:monitor_frenzy.procs"); @@ -2583,6 +2864,7 @@ static ERL_NIF_TERM monitor_frenzy_nif(ErlNifEnv* env, int argc, const ERL_NIF_T spawn_cnt = 1; kill_cnt = 0; + initialized = 1; return enif_make_uint(env, 0); /* SelfPix */ } else if (Op == atom_stats) { @@ -2613,7 +2895,7 @@ static ERL_NIF_TERM monitor_frenzy_nif(ErlNifEnv* env, int argc, const ERL_NIF_T enif_make_ulong(env, res_dtor_cnt))); } - else if (Op == atom_stop && procs_lock) { /* stop all */ + else if (Op == atom_stop && initialized) { /* stop all */ /* Release all resources */ for (rix = 0; rix < FRENZY_RESOURCES_MAX; rix++) { @@ -2903,6 +3185,7 @@ static ErlNifFunc nif_funcs[] = {"make_resource", 1, make_resource}, {"get_resource", 2, get_resource}, {"release_resource", 1, release_resource}, + {"release_resource_from_thread", 1, release_resource_from_thread}, {"last_resource_dtor_call", 0, last_resource_dtor_call}, {"make_new_resource", 2, make_new_resource}, {"check_is", 11, check_is}, @@ -2968,7 +3251,11 @@ static ErlNifFunc nif_funcs[] = {"monitor_process_nif", 4, monitor_process_nif}, {"demonitor_process_nif", 2, demonitor_process_nif}, {"compare_monitors_nif", 2, compare_monitors_nif}, - {"monitor_frenzy_nif", 4, monitor_frenzy_nif} + {"monitor_frenzy_nif", 4, monitor_frenzy_nif}, + {"whereis_send", 3, whereis_send}, + {"whereis_term", 2, whereis_term}, + {"whereis_thd_lookup", 2, whereis_thd_lookup}, + {"whereis_thd_result", 1, whereis_thd_result} }; ERL_NIF_INIT(nif_SUITE,nif_funcs,load,NULL,upgrade,unload) diff --git a/erts/emulator/test/old_scheduler_SUITE.erl b/erts/emulator/test/old_scheduler_SUITE.erl deleted file mode 100644 index 8515a87df8..0000000000 --- a/erts/emulator/test/old_scheduler_SUITE.erl +++ /dev/null @@ -1,384 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2004-2016. All Rights Reserved. -%% -%% Licensed under the Apache License, Version 2.0 (the "License"); -%% you may not use this file except in compliance with the License. -%% You may obtain a copy of the License at -%% -%% http://www.apache.org/licenses/LICENSE-2.0 -%% -%% Unless required by applicable law or agreed to in writing, software -%% distributed under the License is distributed on an "AS IS" BASIS, -%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -%% See the License for the specific language governing permissions and -%% limitations under the License. -%% -%% %CopyrightEnd% -%% - --module(old_scheduler_SUITE). - --include_lib("common_test/include/ct.hrl"). - --export([all/0, suite/0, - init_per_testcase/2, end_per_testcase/2]). --export([equal/1, many_low/1, few_low/1, max/1, high/1]). - -suite() -> - [{ct_hooks,[ts_install_cth]}, - {timetrap, {minutes, 11}}]. - -all() -> - case catch erlang:system_info(modified_timing_level) of - Level when is_integer(Level) -> - {skipped, - "Modified timing (level " ++ - integer_to_list(Level) ++ - ") is enabled. Testcases gets messed " - "up by modfied timing."}; - _ -> [equal, many_low, few_low, max, high] - end. - - -%%----------------------------------------------------------------------------------- -%% TEST SUITE DESCRIPTION -%% -%% The test case function spawns two controlling processes: Starter and Receiver. -%% Starter spawns a number of prio A and a number of prio B test processes. Each -%% test process loops for a number of times, sends a report to the Receiver, then -%% loops again. For each report, the Receiver increases a counter that corresponds -%% to the priority of the sender. After a certain amount of time, the Receiver -%% sends the collected data to the main test process and waits for the test case -%% to terminate. From this data, it's possible to calculate the average run time -%% relationship between the prio A and B test processes. -%% -%% Note that in order to be able to run tests with high or max prio test processes, -%% the main test process and the Receiver needs to run at max prio, or they will -%% be starved by the test processes. The controlling processes must not wait for -%% messages from a normal (or low) prio process while max or high prio test processes -%% are running (which happens e.g. if an io function is called). -%%----------------------------------------------------------------------------------- - -init_per_testcase(_Case, Config) -> - %% main test process needs max prio - Prio = process_flag(priority, max), - MS = erlang:system_flag(multi_scheduling, block_normal), - [{prio,Prio},{multi_scheduling, MS}|Config]. - -end_per_testcase(_Case, Config) -> - erlang:system_flag(multi_scheduling, unblock_normal), - Prio=proplists:get_value(prio, Config), - process_flag(priority, Prio), - ok. - -ok(Config) when is_list(Config) -> - case proplists:get_value(multi_scheduling, Config) of - blocked -> - {comment, - "Multi-scheduling blocked during test. This testcase was not " - "written to work with multiple schedulers."}; - _ -> ok - end. - -%% Run equal number of low and normal prio processes. - -equal(Config) when is_list(Config) -> - Self = self(), - - %% specify number of test processes to run - Normal = {normal,500}, - Low = {low,500}, - - %% specify time of test (in seconds) - Time = 30, - - %% start controllers - Receiver = - spawn(fun() -> receiver(erlang:monotonic_time(), Time, Self, Normal, Low) end), - Starter = - spawn(fun() -> starter(Normal, Low, Receiver) end), - - %% receive test data from Receiver - {NRs,NAvg,LRs,LAvg,Ratio} = - receive - {Receiver,Res} -> Res - end, - - %% stop controllers and test processes - exit(Starter, kill), - exit(Receiver, kill), - - io:format("Reports: ~w normal (~w/proc), ~w low (~w/proc). Ratio: ~w~n", - [NRs,NAvg,LRs,LAvg,Ratio]), - - %% runtime ratio between normal and low should be ~8 - if Ratio < 7.5 ; Ratio > 8.5 -> - ct:fail({bad_ratio,Ratio}); - true -> - ok(Config) - end. - - -%% Run many low and few normal prio processes. - -many_low(Config) when is_list(Config) -> - Self = self(), - Normal = {normal,1}, - Low = {low,1000}, - - %% specify time of test (in seconds) - Time = 30, - - Receiver = - spawn(fun() -> receiver(erlang:monotonic_time(), Time, Self, Normal, Low) end), - Starter = - spawn(fun() -> starter(Normal, Low, Receiver) end), - {NRs,NAvg,LRs,LAvg,Ratio} = - receive - {Receiver,Res} -> Res - end, - exit(Starter, kill), - exit(Receiver, kill), - io:format("Reports: ~w normal (~w/proc), ~w low (~w/proc). Ratio: ~w~n", - [NRs,NAvg,LRs,LAvg,Ratio]), - if Ratio < 7.5 ; Ratio > 8.5 -> - ct:fail({bad_ratio,Ratio}); - true -> - ok(Config) - end. - - -%% Run few low and many normal prio processes. - -few_low(Config) when is_list(Config) -> - Self = self(), - Normal = {normal,1000}, - Low = {low,1}, - - %% specify time of test (in seconds) - Time = 30, - - Receiver = - spawn(fun() -> receiver(erlang:monotonic_time(), Time, Self, Normal, Low) end), - Starter = - spawn(fun() -> starter(Normal, Low, Receiver) end), - {NRs,NAvg,LRs,LAvg,Ratio} = - receive - {Receiver,Res} -> Res - end, - exit(Starter, kill), - exit(Receiver, kill), - io:format("Reports: ~w normal (~w/proc), ~w low (~w/proc). Ratio: ~w~n", - [NRs,NAvg,LRs,LAvg,Ratio]), - if Ratio < 7.0 ; Ratio > 8.5 -> - ct:fail({bad_ratio,Ratio}); - true -> - ok(Config) - end. - - -%% Run max prio processes and verify they get at least as much -%% runtime as high, normal and low. - -max(Config) when is_list(Config) -> - max = process_flag(priority, max), % should already be max (init_per_tc) - Self = self(), - Max = {max,2}, - High = {high,2}, - Normal = {normal,100}, - Low = {low,100}, - - %% specify time of test (in seconds) - Time = 30, - - Receiver1 = - spawn(fun() -> receiver(erlang:monotonic_time(), Time, Self, Max, High) end), - Starter1 = - spawn(fun() -> starter(Max, High, Receiver1) end), - {M1Rs,M1Avg,HRs,HAvg,Ratio1} = - receive - {Receiver1,Res1} -> Res1 - end, - exit(Starter1, kill), - exit(Receiver1, kill), - io:format("Reports: ~w max (~w/proc), ~w high (~w/proc). Ratio: ~w~n", - [M1Rs,M1Avg,HRs,HAvg,Ratio1]), - if Ratio1 < 1.0 -> - ct:fail({bad_ratio,Ratio1}); - true -> - ok(Config) - end, - - Receiver2 = - spawn(fun() -> receiver(erlang:monotonic_time(), Time, Self, Max, Normal) end), - Starter2 = - spawn(fun() -> starter(Max, Normal, Receiver2) end), - {M2Rs,M2Avg,NRs,NAvg,Ratio2} = - receive - {Receiver2,Res2} -> Res2 - end, - exit(Starter2, kill), - exit(Receiver2, kill), - io:format("Reports: ~w max (~w/proc), ~w normal (~w/proc). Ratio: ~w~n", - [M2Rs,M2Avg,NRs,NAvg,Ratio2]), - if Ratio2 < 1.0 -> - ct:fail({bad_ratio,Ratio2}); - true -> - ok - end, - - Receiver3 = - spawn(fun() -> receiver(erlang:monotonic_time(), Time, Self, Max, Low) end), - Starter3 = - spawn(fun() -> starter(Max, Low, Receiver3) end), - {M3Rs,M3Avg,LRs,LAvg,Ratio3} = - receive - {Receiver3,Res3} -> Res3 - end, - exit(Starter3, kill), - exit(Receiver3, kill), - io:format("Reports: ~w max (~w/proc), ~w low (~w/proc). Ratio: ~w~n", - [M3Rs,M3Avg,LRs,LAvg,Ratio3]), - if Ratio3 < 1.0 -> - ct:fail({bad_ratio,Ratio3}); - true -> - ok(Config) - end. - - -%% Run high prio processes and verify they get at least as much -%% runtime as normal and low. - -high(Config) when is_list(Config) -> - max = process_flag(priority, max), % should already be max (init_per_tc) - Self = self(), - High = {high,2}, - Normal = {normal,100}, - Low = {low,100}, - - %% specify time of test (in seconds) - Time = 30, - - Receiver1 = - spawn(fun() -> receiver(erlang:monotonic_time(), Time, Self, High, Normal) end), - Starter1 = - spawn(fun() -> starter(High, Normal, Receiver1) end), - {H1Rs,H1Avg,NRs,NAvg,Ratio1} = - receive - {Receiver1,Res1} -> Res1 - end, - exit(Starter1, kill), - exit(Receiver1, kill), - io:format("Reports: ~w high (~w/proc), ~w normal (~w/proc). Ratio: ~w~n", - [H1Rs,H1Avg,NRs,NAvg,Ratio1]), - if Ratio1 < 1.0 -> - ct:fail({bad_ratio,Ratio1}); - true -> - ok - end, - - Receiver2 = - spawn(fun() -> receiver(erlang:monotonic_time(), Time, Self, High, Low) end), - Starter2 = - spawn(fun() -> starter(High, Low, Receiver2) end), - {H2Rs,H2Avg,LRs,LAvg,Ratio2} = - receive - {Receiver2,Res2} -> Res2 - end, - exit(Starter2, kill), - exit(Receiver2, kill), - io:format("Reports: ~w high (~w/proc), ~w low (~w/proc). Ratio: ~w~n", - [H2Rs,H2Avg,LRs,LAvg,Ratio2]), - if Ratio2 < 1.0 -> - ct:fail({bad_ratio,Ratio2}); - true -> - ok(Config) - end. - - -%%----------------------------------------------------------------------------------- -%% Controller processes and help functions -%%----------------------------------------------------------------------------------- - -receiver(T0, TimeSec, Main, {P1,P1N}, {P2,P2N}) -> - %% prio should be max so that mailbox doesn't overflow - process_flag(priority, max), - receiver(T0, TimeSec*1000, Main, P1,P1N,0, P2,P2N,0, 100000). - -%% uncomment lines below to get life sign (debug) -receiver(T0, Time, Main, P1,P1N,P1Rs, P2,P2N,P2Rs, 0) -> - % T = erlang:convert_time_unit(erlang:monotonic_time() - T0, native, millisecond), - % erlang:display({round(T/1000),P1Rs,P2Rs}), - receiver(T0, Time, Main, P1,P1N,P1Rs, P2,P2N,P2Rs, 100000); - -receiver(T0, Time, Main, P1,P1N,P1Rs, P2,P2N,P2Rs, C) -> - Remain = Time - erlang:convert_time_unit(erlang:monotonic_time() - T0, - native, millisecond), % test time remaining - Remain1 = if Remain < 0 -> - 0; - true -> - Remain - end, - {P1Rs1,P2Rs1} = - receive - {_Pid,P1} -> % report from a P1 process - {P1Rs+1,P2Rs}; - {_Pid,P2} -> % report from a P2 process - {P1Rs,P2Rs+1} - after Remain1 -> - {P1Rs,P2Rs} - end, - if Remain > 0 -> % keep going - receiver(T0, Time, Main, P1,P1N,P1Rs1, P2,P2N,P2Rs1, C-1); - true -> % finish - %% calculate results and send to main test process - P1Avg = P1Rs1/P1N, - P2Avg = P2Rs1/P2N, - Ratio = if P2Avg < 1.0 -> P1Avg; - true -> P1Avg/P2Avg - end, - Main ! {self(),{P1Rs1,round(P1Avg),P2Rs1,round(P2Avg),Ratio}}, - flush_loop() - end. - -starter({P1,P1N}, {P2,P2N}, Receiver) -> - %% start N1 processes with prio P1 - start_p(P1, P1N, Receiver), - %% start N2 processes with prio P2 - start_p(P2, P2N, Receiver), - erlang:display({started,P1N+P2N}), - flush_loop(). - -start_p(_, 0, _) -> - ok; -start_p(Prio, N, Receiver) -> - spawn_link(fun() -> p(Prio, Receiver) end), - start_p(Prio, N-1, Receiver). - -p(Prio, Receiver) -> - %% set process priority - process_flag(priority, Prio), - p_loop(0, Prio, Receiver). - -p_loop(100, Prio, Receiver) -> - receive after 0 -> ok end, - %% if Receiver gone, we're done - case is_process_alive(Receiver) of - false -> exit(bye); - true -> ok - end, - %% send report - Receiver ! {self(),Prio}, - p_loop(0, Prio, Receiver); - -p_loop(N, Prio, Receiver) -> - p_loop(N+1, Prio, Receiver). - - -flush_loop() -> - receive _ -> - ok - end, - flush_loop(). diff --git a/erts/emulator/test/port_SUITE.erl b/erts/emulator/test/port_SUITE.erl index 94ee9851dd..ab0b1a82bd 100644 --- a/erts/emulator/test/port_SUITE.erl +++ b/erts/emulator/test/port_SUITE.erl @@ -86,6 +86,7 @@ cd_relative/1, close_deaf_port/1, count_fds/1, + dropped_commands/1, dying_port/1, env/1, eof/1, @@ -153,7 +154,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}, - {timetrap, {seconds, 10}}]. + {timetrap, {minutes, 1}}]. all() -> [otp_6224, {group, stream}, basic_ping, slow_writes, @@ -548,6 +549,45 @@ make_dying_port(Config) when is_list(Config) -> Command = lists:concat([PortTest, " -h0 -d -q"]), open_port({spawn, Command}, [stream]). +%% Test that dropped port_commands work correctly. +%% This used to cause a segfault. +%% +%% This testcase creates a port and then lets many processes +%% do parallel commands to it. After a while it closes the +%% port and we are trying to catch the race when doing a +%% command while the port is closing. +dropped_commands(Config) -> + %% Test with output callback + dropped_commands(Config, false, {self(), {command, "1"}}), + %% Test with outputv callback + dropped_commands(Config, true, {self(), {command, "1"}}). + +dropped_commands(Config, Outputv, Cmd) -> + Path = proplists:get_value(data_dir, Config), + os:putenv("ECHO_DRV_USE_OUTPUTV", atom_to_list(Outputv)), + ok = load_driver(Path, "echo_drv"), + [dropped_commands_test(Cmd) || _ <- lists:seq(1, 100)], + timer:sleep(100), + erl_ddll:unload_driver("echo_drv"), + ok. + +dropped_commands_test(Cmd) -> + Port = erlang:open_port({spawn_driver, "echo_drv"}, [{parallelism, true}]), + spawn_monitor( + fun() -> + [spawn_link(fun() -> spin(Port, Cmd) end) || _ <- lists:seq(1,8)], + timer:sleep(5), + port_close(Port), + timer:sleep(5), + exit(nok) + end), + receive _M -> timer:sleep(5) end. + +spin(P, Cmd) -> + P ! Cmd, + spin(P, Cmd). + + %% Tests that port program with complete path (but without any %% .exe extension) can be started, even if there is a file with %% the same name but without the extension in the same directory. @@ -1042,7 +1082,7 @@ pipe_limit_env_do(Bytes, Cmd, CmdSize) -> %% environ format: KEY=VALUE\0 env_of_bytes(Bytes) when Bytes > 3 -> - Env = [{"X",lists:duplicate(Bytes-3, $x)}]; + [{"X",lists:duplicate(Bytes-3, $x)}]; env_of_bytes(_) -> []. %% White box assumption about payload written to pipe diff --git a/erts/emulator/test/port_SUITE_data/echo_drv.c b/erts/emulator/test/port_SUITE_data/echo_drv.c index 1d39c6a00c..b4370f6455 100644 --- a/erts/emulator/test/port_SUITE_data/echo_drv.c +++ b/erts/emulator/test/port_SUITE_data/echo_drv.c @@ -18,8 +18,11 @@ typedef struct _erl_drv_data EchoDrvData; static EchoDrvData *echo_drv_start(ErlDrvPort port, char *command); static void echo_drv_stop(EchoDrvData *data_p); -static void echo_drv_output(ErlDrvData drv_data, char *buf, - ErlDrvSizeT len); +static void echo_drv_output(ErlDrvData drv_data, char *buf, ErlDrvSizeT len); +static ErlDrvSSizeT echo_control(ErlDrvData drv_data, + unsigned int command, char *buf, + ErlDrvSizeT len, char **rbuf, ErlDrvSizeT rlen); +static void echo_outputv(ErlDrvData drv_data, ErlIOVec *ev); static void echo_drv_finish(void); static ErlDrvEntry echo_drv_entry = { @@ -32,9 +35,9 @@ static ErlDrvEntry echo_drv_entry = { "echo_drv", echo_drv_finish, NULL, /* handle */ - NULL, /* control */ + echo_control, /* control */ NULL, /* timeout */ - NULL, /* outputv */ + echo_outputv, /* outputv */ NULL, /* ready_async */ NULL, NULL, @@ -56,6 +59,14 @@ static ErlDrvEntry echo_drv_entry = { DRIVER_INIT(echo_drv) { + char buf[10]; + size_t bufsz = sizeof(buf); + char *use_outputv; + use_outputv = (erl_drv_getenv("ECHO_DRV_USE_OUTPUTV", buf, &bufsz) == 0 + ? buf + : "false"); + if (strcmp(use_outputv, "true") != 0) + echo_drv_entry.outputv = NULL; return &echo_drv_entry; } @@ -87,3 +98,15 @@ static void echo_drv_output(ErlDrvData drv_data, char *buf, ErlDrvSizeT len) { static void echo_drv_finish() { } + +static ErlDrvSSizeT echo_control(ErlDrvData drv_data, + unsigned int command, char *buf, + ErlDrvSizeT len, char **rbuf, ErlDrvSizeT rlen) +{ + return 0; +} + +static void echo_outputv(ErlDrvData drv_data, ErlIOVec *ev) +{ + return; +} diff --git a/erts/emulator/test/port_trace_SUITE.erl b/erts/emulator/test/port_trace_SUITE.erl index 03efdc15db..c78dc754a9 100644 --- a/erts/emulator/test/port_trace_SUITE.erl +++ b/erts/emulator/test/port_trace_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2016. All Rights Reserved. +%% Copyright Ericsson AB 1999-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -52,7 +52,7 @@ -define(ECHO_DRV_REMOTE_SEND_TERM, 15). suite() -> [{ct_hooks,[ts_install_cth]}, - {timetrap, {seconds, 30}}]. + {timetrap, {minutes, 2}}]. all() -> [port_specs, ports, open_close, diff --git a/erts/emulator/test/process_SUITE.erl b/erts/emulator/test/process_SUITE.erl index e14185e881..6ded7ff1c9 100644 --- a/erts/emulator/test/process_SUITE.erl +++ b/erts/emulator/test/process_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2016. All Rights Reserved. +%% Copyright Ericsson AB 1997-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -134,6 +134,11 @@ init_per_testcase(Func, Config) when is_atom(Func), is_list(Config) -> [{testcase, Func}|Config]. end_per_testcase(Func, Config) when is_atom(Func), is_list(Config) -> + %% Restore max_heap_size to default value. + erlang:system_flag(max_heap_size, + #{size => 0, + kill => true, + error_logger => true}), ok. fun_spawn(Fun) -> @@ -672,7 +677,7 @@ chk_pi_order([{Arg, _}| Values], [Arg|Args]) -> chk_pi_order(Values, Args). process_info_2_list(Config) when is_list(Config) -> - Proc = spawn(fun () -> receive after infinity -> ok end end), + Proc = spawn_link(fun () -> receive after infinity -> ok end end), register(process_SUITE_process_info_2_list1, self()), register(process_SUITE_process_info_2_list2, Proc), erts_debug:set_internal_state(available_internal_state,true), @@ -1024,36 +1029,48 @@ bump_big(Prev, Limit) -> %% Priority 'low' should be mixed with 'normal' using a factor of %% about 8. (OTP-2644) low_prio(Config) when is_list(Config) -> - case erlang:system_info(schedulers_online) of - 1 -> - ok = low_prio_test(Config); - _ -> - erlang:system_flag(multi_scheduling, block_normal), - ok = low_prio_test(Config), - erlang:system_flag(multi_scheduling, unblock_normal), - {comment, - "Test not written for SMP runtime system. " - "Multi scheduling blocked during test."} - end. + erlang:system_flag(multi_scheduling, block_normal), + Prop = low_prio_test(Config), + erlang:system_flag(multi_scheduling, unblock_normal), + Str = lists:flatten(io_lib:format("Low/high proportion is ~.3f", + [Prop])), + {comment,Str}. low_prio_test(Config) when is_list(Config) -> process_flag(trap_exit, true), - S = spawn_link(?MODULE, prio_server, [0, 0]), + + %% Spawn the server running with high priority. The server must + %% not run at normal priority as that would skew the results for + %% two reasons: + %% + %% 1. There would be one more normal-priority processes than + %% low-priority processes. + %% + %% 2. The receive queue would grow faster than the server process + %% could process it. That would in turn trigger the reduction + %% punishment for the clients. + S = spawn_opt(?MODULE, prio_server, [0, 0], [link,{priority,high}]), + + %% Spawn the clients and let them run for a while. PCs = spawn_prio_clients(S, erlang:system_info(schedulers_online)), - ct:sleep({seconds,3}), + ct:sleep({seconds,2}), lists:foreach(fun (P) -> exit(P, kill) end, PCs), + + %% Stop the server and retrieve the result. S ! exit, - receive {'EXIT', S, {A, B}} -> check_prio(A, B) end, - ok. + receive + {'EXIT', S, {A, B}} -> + check_prio(A, B) + end. check_prio(A, B) -> Prop = A/B, ok = io:format("Low=~p, High=~p, Prop=~p\n", [A, B, Prop]), - %% It isn't 1/8, it's more like 0.3, but let's check that - %% the low-prio processes get some little chance to run at all. - true = (Prop < 1.0), - true = (Prop > 1/32). + %% Prop is expected to be appr. 1/8. Allow a reasonable margin. + true = Prop < 1/4, + true = Prop > 1/16, + Prop. prio_server(A, B) -> receive @@ -2057,6 +2074,7 @@ max_heap_size_test(Option, Size, Kill, ErrorLogger) -> end, if ErrorLogger -> receive + %% There must be at least one error message. {error, _, {emulator, _, [Pid|_]}} -> ok end; @@ -2069,22 +2087,33 @@ max_heap_size_test(Option, Size, Kill, ErrorLogger) -> {'DOWN', Ref, process, Pid, die} -> ok end, - flush(); + %% If the process was not killed, the limit may have + %% been reached more than once and there may be + %% more {error, ...} messages left. + receive_error_messages(Pid); true -> ok end, + + %% Make sure that there are no unexpected messages. + receive_unexpected(). + +receive_error_messages(Pid) -> receive - M -> - ct:fail({unexpected_message, M}) - after 10 -> + {error, _, {emulator, _, [Pid|_]}} -> + receive_error_messages(Pid) + after 1000 -> ok end. -flush() -> +receive_unexpected() -> receive - _M -> - flush() - after 1000 -> + {info_report, _, _} -> + %% May be an alarm message from os_mon. Ignore. + receive_unexpected(); + M -> + ct:fail({unexpected_message, M}) + after 10 -> ok end. diff --git a/erts/emulator/test/receive_SUITE.erl b/erts/emulator/test/receive_SUITE.erl index 83653a7a36..a12019ec83 100644 --- a/erts/emulator/test/receive_SUITE.erl +++ b/erts/emulator/test/receive_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2010-2016. All Rights Reserved. +%% Copyright Ericsson AB 2010-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -34,30 +34,45 @@ suite() -> all() -> [call_with_huge_message_queue, receive_in_between]. -groups() -> - []. - call_with_huge_message_queue(Config) when is_list(Config) -> Pid = spawn_link(fun echo_loop/0), - - {Time,ok} = tc(fun() -> calls(10, Pid) end), - - [self() ! {msg,N} || N <- lists:seq(1, 500000)], + _WarmUpTime = time_calls(Pid), + Time = time_calls(Pid), + _ = [self() ! {msg,N} || N <- lists:seq(1, 500000)], + io:format("Time for empty message queue: ~p", [Time]), erlang:garbage_collect(), - {NewTime1,ok} = tc(fun() -> calls(10, Pid) end), - {NewTime2,ok} = tc(fun() -> calls(10, Pid) end), + call_with_huge_message_queue_1(Pid, Time, 5). + +call_with_huge_message_queue_1(_Pid, _Time, 0) -> + ct:fail(bad_ratio); +call_with_huge_message_queue_1(Pid, Time, NumTries) -> + HugeTime = time_calls(Pid), + io:format("Time for huge message queue: ~p", [HugeTime]), + + case (HugeTime+1) / (Time+1) of + Q when Q < 10 -> + ok; + Q -> + io:format("Too high ratio: ~p\n", [Q]), + call_with_huge_message_queue_1(Pid, Time, NumTries-1) + end. - io:format("Time for empty message queue: ~p", [Time]), - io:format("Time1 for huge message queue: ~p", [NewTime1]), - io:format("Time2 for huge message queue: ~p", [NewTime2]), - - case hd(lists:sort([(NewTime1+1) / (Time+1), (NewTime2+1) / (Time+1)])) of - Q when Q < 10 -> - ok; - Q -> - ct:fail("Best Q = ~p", [Q]) - end, - ok. +%% Time a number calls. Try to avoid returning a zero time. +time_calls(Pid) -> + time_calls(Pid, 10). + +time_calls(_Pid, 0) -> + 0; +time_calls(Pid, NumTries) -> + case timer:tc(fun() -> calls(Pid) end) of + {0,ok} -> + time_calls(Pid, NumTries-1); + {Time,ok} -> + Time + end. + +calls(Pid) -> + calls(100, Pid). calls(0, _) -> ok; calls(N, Pid) -> @@ -108,6 +123,3 @@ echo_loop() -> Pid ! {Ref,Msg}, echo_loop() end. - -tc(Fun) -> - timer:tc(erlang, apply, [Fun,[]]). diff --git a/erts/emulator/test/scheduler_SUITE.erl b/erts/emulator/test/scheduler_SUITE.erl index 8d71df65e7..af33de237c 100644 --- a/erts/emulator/test/scheduler_SUITE.erl +++ b/erts/emulator/test/scheduler_SUITE.erl @@ -799,7 +799,7 @@ update_cpu_info(Config) when is_list(Config) -> unchanged -> ok; changed -> ok end; - {Avail, _} -> + {_Avail, _} -> try adjust_schedulers_online(), case erlang:system_info(schedulers_online) of @@ -848,7 +848,7 @@ update_cpu_info(Config) when is_list(Config) -> bits_in_mask(Mask) -> bits_in_mask(Mask, 0, 0). -bits_in_mask(0, Shift, N) -> +bits_in_mask(0, _Shift, N) -> N; bits_in_mask(Mask, Shift, N) -> case Mask band (1 bsl Shift) of @@ -1143,7 +1143,6 @@ dirty_scheduler_threads(Config) when is_list(Config) -> end. dirty_scheduler_threads_test(Config) -> - SmpSupport = erlang:system_info(smp_support), {Sched, SchedOnln, _} = get_dsstate(Config, ""), {HalfSched, HalfSchedOnln} = {lists:max([1,Sched div 2]), lists:max([1,SchedOnln div 2])}, diff --git a/erts/emulator/test/signal_SUITE.erl b/erts/emulator/test/signal_SUITE.erl index 7e516176f7..f1d11d1814 100644 --- a/erts/emulator/test/signal_SUITE.erl +++ b/erts/emulator/test/signal_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2006-2016. All Rights Reserved. +%% Copyright Ericsson AB 2006-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -53,7 +53,7 @@ init_per_testcase(Func, Config) when is_atom(Func), is_list(Config) -> available_internal_state(true), [{testcase, Func}|Config]. -end_per_testcase(_Func, Config) -> +end_per_testcase(_Func, _Config) -> ok. init_per_suite(Config) -> diff --git a/erts/emulator/test/statistics_SUITE.erl b/erts/emulator/test/statistics_SUITE.erl index 3057905f4c..7690557fda 100644 --- a/erts/emulator/test/statistics_SUITE.erl +++ b/erts/emulator/test/statistics_SUITE.erl @@ -396,7 +396,7 @@ msb_swt_hog(false) -> count(1000000), msb_swt_hog(false). -msb_scheduler_wall_time(Config) -> +msb_scheduler_wall_time(_Config) -> erlang:system_flag(scheduler_wall_time, true), Dirty = erlang:system_info(dirty_cpu_schedulers) /= 0, Hogs = lists:map(fun (_) -> @@ -493,7 +493,7 @@ badarg(Config) when is_list(Config) -> tok_loop() -> tok_loop(). -run_queues_lengths_active_tasks(Config) -> +run_queues_lengths_active_tasks(_Config) -> TokLoops = lists:map(fun (_) -> spawn_opt(fun () -> tok_loop() @@ -502,20 +502,37 @@ run_queues_lengths_active_tasks(Config) -> end, lists:seq(1,10)), + + TRQLs0 = statistics(total_run_queue_lengths), + TRQLAs0 = statistics(total_run_queue_lengths_all), TATs0 = statistics(total_active_tasks), + TATAs0 = statistics(total_active_tasks_all), true = is_integer(TRQLs0), true = is_integer(TATs0), true = TRQLs0 >= 0, + true = TRQLAs0 >= 0, true = TATs0 >= 11, + true = TATAs0 >= 11, NoScheds = erlang:system_info(schedulers), + {DefRqs, + AllRqs} = case erlang:system_info(dirty_cpu_schedulers) of + 0 -> {NoScheds, NoScheds}; + _ -> {NoScheds+1, NoScheds+2} + end, RQLs0 = statistics(run_queue_lengths), + RQLAs0 = statistics(run_queue_lengths_all), ATs0 = statistics(active_tasks), - NoScheds = length(RQLs0), - NoScheds = length(ATs0), + ATAs0 = statistics(active_tasks_all), + DefRqs = length(RQLs0), + AllRqs = length(RQLAs0), + DefRqs = length(ATs0), + AllRqs = length(ATAs0), true = lists:sum(RQLs0) >= 0, + true = lists:sum(RQLAs0) >= 0, true = lists:sum(ATs0) >= 11, + true = lists:sum(ATAs0) >= 11, SO = erlang:system_flag(schedulers_online, 1), @@ -531,8 +548,8 @@ run_queues_lengths_active_tasks(Config) -> RQLs1 = statistics(run_queue_lengths), ATs1 = statistics(active_tasks), - NoScheds = length(RQLs1), - NoScheds = length(ATs1), + DefRqs = length(RQLs1), + DefRqs = length(ATs1), TRQLs2 = lists:sum(RQLs1), TATs2 = lists:sum(ATs1), true = TRQLs2 >= 10, diff --git a/erts/emulator/test/system_info_SUITE.erl b/erts/emulator/test/system_info_SUITE.erl index 9c71f20279..56522039da 100644 --- a/erts/emulator/test/system_info_SUITE.erl +++ b/erts/emulator/test/system_info_SUITE.erl @@ -363,11 +363,6 @@ mem_workers_call(MWs, Fun, Args) -> end end, MWs). -mem_workers_cast(MWs, Fun, Args) -> - lists:foreach(fun (MW) -> - MW ! {cast, self(), Fun, Args} - end, MWs). - spawn_mem_workers() -> spawn_mem_workers(erlang:system_info(schedulers_online)). diff --git a/erts/emulator/test/system_profile_SUITE.erl b/erts/emulator/test/system_profile_SUITE.erl index 2e359b11ce..9b678fcff9 100644 --- a/erts/emulator/test/system_profile_SUITE.erl +++ b/erts/emulator/test/system_profile_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2007-2016. All Rights Reserved. +%% Copyright Ericsson AB 2007-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -542,8 +542,10 @@ has_runnable_event(TsType, Events) -> end end, Events). -has_profiler_pid_event([], _) -> false; -has_profiler_pid_event([{profile, Pid, _Activity, _MFA, _TS}|Events], Pid) -> true; +has_profiler_pid_event([], _) -> + false; +has_profiler_pid_event([{profile, Pid, _Activity, _MFA, _TS}|_Events], Pid) -> + true; has_profiler_pid_event([_|Events], Pid) -> has_profiler_pid_event(Events, Pid). diff --git a/erts/emulator/test/time_SUITE.erl b/erts/emulator/test/time_SUITE.erl index 214a549a9d..e01efac86b 100644 --- a/erts/emulator/test/time_SUITE.erl +++ b/erts/emulator/test/time_SUITE.erl @@ -300,7 +300,7 @@ os_system_time_offset() -> had_time_warp(Secs) -> had_time_warp(os_system_time_offset(), Secs). -had_time_warp(OrigOffs, 0) -> +had_time_warp(_OrigOffs, 0) -> false; had_time_warp(OrigOffs, N) -> receive after 1000 -> ok end, @@ -993,9 +993,6 @@ bad_dates() -> {{1996, 4, 30}, {12, 0, -1}}, % Sec {{1996, 4, 30}, {12, 0, 60}}]. -start_node(Config) -> - start_node(Config, ""). - start_node(Config, Args) -> TestCase = proplists:get_value(testcase, Config), PA = filename:dirname(code:which(?MODULE)), diff --git a/erts/emulator/test/timer_bif_SUITE.erl b/erts/emulator/test/timer_bif_SUITE.erl index 7cbd93a0f3..fc11a04a31 100644 --- a/erts/emulator/test/timer_bif_SUITE.erl +++ b/erts/emulator/test/timer_bif_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1998-2016. All Rights Reserved. +%% Copyright Ericsson AB 1998-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -488,24 +488,40 @@ registered_process(Config) when is_list(Config) -> same_time_yielding(Config) when is_list(Config) -> Mem = mem(), + Ref = make_ref(), SchdlrsOnln = erlang:system_info(schedulers_online), Tmo = erlang:monotonic_time(millisecond) + 3000, Tmrs = lists:map(fun (I) -> process_flag(scheduler, (I rem SchdlrsOnln) + 1), - erlang:start_timer(Tmo, self(), hej, [{abs, true}]) + erlang:start_timer(Tmo, self(), Ref, [{abs, true}]) end, lists:seq(1, (?TIMEOUT_YIELD_LIMIT*3+1)*SchdlrsOnln)), true = mem_larger_than(Mem), - lists:foreach(fun (Tmr) -> receive {timeout, Tmr, hej} -> ok end end, Tmrs), + receive_all_timeouts(length(Tmrs), Ref), Done = erlang:monotonic_time(millisecond), true = Done >= Tmo, + MsAfterTmo = Done - Tmo, + io:format("Done ~p ms after Tmo\n", [MsAfterTmo]), case erlang:system_info(build_type) of - opt -> true = Done < Tmo + 200; - _ -> true = Done < Tmo + 1000 + opt -> + true = MsAfterTmo < 200; + _ -> + true = MsAfterTmo < 1000 end, Mem = mem(), ok. +%% Read out all timeouts in receive queue order. This is efficient +%% even if there are very many messages. + +receive_all_timeouts(0, _Ref) -> + ok; +receive_all_timeouts(N, Ref) -> + receive + {timeout, _Tmr, Ref} -> + receive_all_timeouts(N-1, Ref) + end. + same_time_yielding_with_cancel(Config) when is_list(Config) -> same_time_yielding_with_cancel_test(false, false). diff --git a/erts/emulator/test/trace_SUITE.erl b/erts/emulator/test/trace_SUITE.erl index f846b0f4b9..72acd33033 100644 --- a/erts/emulator/test/trace_SUITE.erl +++ b/erts/emulator/test/trace_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2016. All Rights Reserved. +%% Copyright Ericsson AB 1997-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -24,7 +24,8 @@ %%% Tests the trace BIF. %%% --export([all/0, suite/0, link_receive_call_correlation/0, +-export([all/0, suite/0, init_per_testcase/2, end_per_testcase/2, + link_receive_call_correlation/0, receive_trace/1, link_receive_call_correlation/1, self_send/1, timeout_trace/1, send_trace/1, procs_trace/1, dist_procs_trace/1, procs_new_trace/1, @@ -46,7 +47,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}, - {timetrap, {seconds, 5}}]. + {timetrap, {minutes, 1}}]. all() -> [cpu_timestamp, receive_trace, link_receive_call_correlation, @@ -62,6 +63,14 @@ all() -> system_monitor_long_schedule, system_monitor_large_heap_2, bad_flag, trace_delivered]. +init_per_testcase(_Case, Config) -> + [{receiver,spawn(fun receiver/0)}|Config]. + +end_per_testcase(_Case, Config) -> + Receiver = proplists:get_value(receiver, Config), + unlink(Receiver), + exit(Receiver, die), + ok. %% No longer testing anything, just reporting whether cpu_timestamp %% is enabled or not. @@ -83,7 +92,7 @@ cpu_timestamp(Config) when is_list(Config) -> %% Tests that trace(Pid, How, ['receive']) works. receive_trace(Config) when is_list(Config) -> - Receiver = fun_spawn(fun receiver/0), + Receiver = proplists:get_value(receiver, Config), %% Trace the process; make sure that we receive the trace messages. 1 = erlang:trace(Receiver, true, ['receive']), @@ -184,10 +193,10 @@ receive_trace(Config) when is_list(Config) -> {'EXIT', Intruder, {badarg, _}} = receive_first(), %% Untrace the process; we should not receive anything. - ?line 1 = erlang:trace(Receiver, false, ['receive']), - ?line Receiver ! {hello, there}, - ?line Receiver ! any_garbage, - ?line receive_nothing(), + 1 = erlang:trace(Receiver, false, ['receive']), + Receiver ! {hello, there}, + Receiver ! any_garbage, + receive_nothing(), %% Verify restrictions in matchspec for 'receive' F3 = fun (Pat) -> {'EXIT', {badarg,_}} = (catch erlang:trace_pattern('receive', Pat, [])) end, @@ -353,7 +362,7 @@ timeout_trace(Config) when is_list(Config) -> send_trace(Config) when is_list(Config) -> process_flag(trap_exit, true), Sender = fun_spawn(fun sender/0), - Receiver = fun_spawn(fun receiver/0), + Receiver = proplists:get_value(receiver, Config), %% Check that a message sent to another process is traced. 1 = erlang:trace(Sender, true, [send]), @@ -733,7 +742,7 @@ set_on_first_spawn(Config) when is_list(Config) -> %% Tests trace(Pid, How, [set_on_link]). -set_on_link(Config) -> +set_on_link(_Config) -> Listener = fun_spawn(fun process/0), %% Create and trace a process with the set_on_link flag. @@ -756,7 +765,7 @@ set_on_link(Config) -> %% Tests trace(Pid, How, [set_on_first_spawn]). -set_on_first_link(Config) -> +set_on_first_link(_Config) -> ct:timetrap({seconds, 10}), Listener = fun_spawn(fun process/0), @@ -1604,7 +1613,8 @@ suspend_waiting(Config) when is_list(Config) -> %% Test that erlang:trace(new, true, ...) is cleared when tracer dies. new_clear(Config) when is_list(Config) -> - Tracer = spawn(fun receiver/0), + Tracer = proplists:get_value(receiver, Config), + 0 = erlang:trace(new, true, [send, {tracer, Tracer}]), {flags, [send]} = erlang:trace_info(new, flags), {tracer, Tracer} = erlang:trace_info(new, tracer), @@ -1623,7 +1633,7 @@ new_clear(Config) when is_list(Config) -> existing_clear(Config) when is_list(Config) -> Self = self(), - Tracer = fun_spawn(fun receiver/0), + Tracer = proplists:get_value(receiver, Config), N = erlang:trace(existing, true, [send, {tracer, Tracer}]), {flags, [send]} = erlang:trace_info(Self, flags), {tracer, Tracer} = erlang:trace_info(Self, tracer), @@ -1639,27 +1649,30 @@ existing_clear(Config) when is_list(Config) -> %% Test that erlang:trace/3 can be called on processes where the %% tracer has died. OTP-13928 tracer_die(Config) when is_list(Config) -> - Proc = spawn(fun receiver/0), + Proc = spawn_link(fun receiver/0), - Tracer = spawn(fun receiver/0), + Tracer = spawn_link(fun receiver/0), timer:sleep(1), N = erlang:trace(existing, true, [send, {tracer, Tracer}]), {flags, [send]} = erlang:trace_info(Proc, flags), {tracer, Tracer} = erlang:trace_info(Proc, tracer), + unlink(Tracer), exit(Tracer, die), - Tracer2 = spawn(fun receiver/0), + Tracer2 = spawn_link(fun receiver/0), timer:sleep(1), N = erlang:trace(existing, true, [send, {tracer, Tracer2}]), {flags, [send]} = erlang:trace_info(Proc, flags), {tracer, Tracer2} = erlang:trace_info(Proc, tracer), + unlink(Tracer2), exit(Tracer2, die), - Tracer3 = spawn(fun receiver/0), + Tracer3 = spawn_link(fun receiver/0), timer:sleep(1), 1 = erlang:trace(Proc, true, [send, {tracer, Tracer3}]), {flags, [send]} = erlang:trace_info(Proc, flags), {tracer, Tracer3} = erlang:trace_info(Proc, tracer), + unlink(Tracer3), exit(Tracer3, die), ok. diff --git a/erts/emulator/test/trace_bif_SUITE.erl b/erts/emulator/test/trace_bif_SUITE.erl index f60c777ba1..f12c359874 100644 --- a/erts/emulator/test/trace_bif_SUITE.erl +++ b/erts/emulator/test/trace_bif_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1998-2016. All Rights Reserved. +%% Copyright Ericsson AB 1998-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -47,7 +47,7 @@ not_run(Config) when is_list(Config) -> %% Tests switching tracing on and off. trace_on_and_off(Config) when is_list(Config) -> - Pid = spawn(?MODULE, bif_process, []), + Pid = spawn_link(?MODULE, bif_process, []), Self = self(), 1 = erlang:trace(Pid, true, [call,timestamp]), {flags, Flags} = erlang:trace_info(Pid,flags), @@ -59,6 +59,7 @@ trace_on_and_off(Config) when is_list(Config) -> 1 = erlang:trace(Pid, false, [call]), {flags,[]} = erlang:trace_info(Pid,flags), {tracer, []} = erlang:trace_info(Pid,tracer), + unlink(Pid), exit(Pid,kill), ok. @@ -71,7 +72,7 @@ trace_bif_local(Config) when is_list(Config) -> do_trace_bif([local]). do_trace_bif(Flags) -> - Pid = spawn(?MODULE, bif_process, []), + Pid = spawn_link(?MODULE, bif_process, []), 1 = erlang:trace(Pid, true, [call]), erlang:trace_pattern({erlang,'_','_'}, [], Flags), Pid ! {do_bif, time, []}, @@ -90,6 +91,7 @@ do_trace_bif(Flags) -> 1 = erlang:trace(Pid, false, [call]), erlang:trace_pattern({erlang,'_','_'}, false, Flags), + unlink(Pid), exit(Pid, die), ok. @@ -121,7 +123,7 @@ trace_bif_timestamp_local(Config) when is_list(Config) -> do_trace_bif_timestamp(Flags, TsType, TsFlags) -> io:format("Testing with TsType=~p TsFlags=~p~n", [TsType, TsFlags]), - Pid=spawn(?MODULE, bif_process, []), + Pid = spawn_link(?MODULE, bif_process, []), 1 = erlang:trace(Pid, true, [call]++TsFlags), erlang:trace_pattern({erlang,'_','_'}, [], Flags), @@ -161,6 +163,7 @@ do_trace_bif_timestamp(Flags, TsType, TsFlags) -> 1 = erlang:trace(Pid, false, [call]), erlang:trace_pattern({erlang,'_','_'}, false, Flags), + unlink(Pid), exit(Pid, die), ok. @@ -179,7 +182,7 @@ trace_bif_return(Config) when is_list(Config) -> do_trace_bif_return(TsType, TsFlags) -> io:format("Testing with TsType=~p TsFlags=~p~n", [TsType, TsFlags]), - Pid=spawn(?MODULE, bif_process, []), + Pid = spawn_link(?MODULE, bif_process, []), 1 = erlang:trace(Pid, true, [call,return_to]++TsFlags), erlang:trace_pattern({erlang,'_','_'}, [{'_',[],[{return_trace}]}], [local]), diff --git a/erts/emulator/test/trace_local_SUITE.erl b/erts/emulator/test/trace_local_SUITE.erl index 1cbe6201c3..253d5fed23 100644 --- a/erts/emulator/test/trace_local_SUITE.erl +++ b/erts/emulator/test/trace_local_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2000-2016. All Rights Reserved. +%% Copyright Ericsson AB 2000-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/erts/emulator/test/trace_meta_SUITE.erl b/erts/emulator/test/trace_meta_SUITE.erl index b6a6fd5404..f157a6c9eb 100644 --- a/erts/emulator/test/trace_meta_SUITE.erl +++ b/erts/emulator/test/trace_meta_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2002-2016. All Rights Reserved. +%% Copyright Ericsson AB 2002-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -74,7 +74,7 @@ config(priv_dir,_) -> init_per_testcase(_Case, Config) -> Config. -end_per_testcase(_Case, Config) -> +end_per_testcase(_Case, _Config) -> shutdown(), ok. diff --git a/erts/emulator/test/trace_nif_SUITE.erl b/erts/emulator/test/trace_nif_SUITE.erl index 7ac6fce234..f796b9d667 100644 --- a/erts/emulator/test/trace_nif_SUITE.erl +++ b/erts/emulator/test/trace_nif_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2010-2016. All Rights Reserved. +%% Copyright Ericsson AB 2010-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -80,7 +80,7 @@ trace_nif_meta(Config) when is_list(Config) -> {?MODULE,nif, ["Arg1"]}}), ok. do_trace_nif(Flags) -> - Pid = spawn(?MODULE, nif_process, []), + Pid = spawn_link(?MODULE, nif_process, []), 1 = erlang:trace(Pid, true, [call]), erlang:trace_pattern({?MODULE,nif,'_'}, [], Flags), Pid ! {apply_nif, nif, []}, @@ -123,6 +123,8 @@ do_trace_nif(Flags) -> 1 = erlang:trace(Pid, false, [call]), erlang:trace_pattern({?MODULE,nif,'_'}, false, Flags), + + unlink(Pid), exit(Pid, die), ok. @@ -137,7 +139,7 @@ trace_nif_timestamp_local(Config) when is_list(Config) -> do_trace_nif_timestamp([local]). do_trace_nif_timestamp(Flags) -> - Pid=spawn(?MODULE, nif_process, []), + Pid = spawn_link(?MODULE, nif_process, []), 1 = erlang:trace(Pid, true, [call,timestamp]), erlang:trace_pattern({?MODULE,nif,'_'}, [], Flags), @@ -170,6 +172,7 @@ do_trace_nif_timestamp(Flags) -> 1 = erlang:trace(Pid, false, [call]), erlang:trace_pattern({erlang,'_','_'}, false, Flags), + unlink(Pid), exit(Pid, die), ok. @@ -177,7 +180,7 @@ do_trace_nif_timestamp(Flags) -> trace_nif_return(Config) when is_list(Config) -> load_nif(Config), - Pid=spawn(?MODULE, nif_process, []), + Pid = spawn_link(?MODULE, nif_process, []), 1 = erlang:trace(Pid, true, [call,timestamp,return_to]), erlang:trace_pattern({?MODULE,nif,'_'}, [{'_',[],[{return_trace}]}], [local]), diff --git a/erts/emulator/test/trace_port_SUITE.erl b/erts/emulator/test/trace_port_SUITE.erl index e4db368ea1..c85a77536e 100644 --- a/erts/emulator/test/trace_port_SUITE.erl +++ b/erts/emulator/test/trace_port_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2016. All Rights Reserved. +%% Copyright Ericsson AB 1999-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -37,7 +37,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}, - {timetrap, {seconds, 30}}]. + {timetrap, {minutes, 2}}]. all() -> [call_trace, return_trace, send, receive_trace, @@ -190,7 +190,7 @@ receive_trace(Config) when is_list(Config) -> receive_trace_non_scheduler(Config) when is_list(Config) -> start_tracer(Config), S = self(), - Receiver = spawn( + Receiver = spawn_link( fun() -> receive go -> @@ -349,15 +349,6 @@ huge_data(N) -> P = huge_data(N div 2), [16#1234566,P|P]. -expect() -> - receive - Other -> - ok = io:format("Unexpected; got ~p", [Other]), - ct:fail({unexpected, Other}) - after 200 -> - ok - end. - expect({trace_ts,E1,E2,info,ts}=Message) -> receive {trace_ts,E1,E2,_Info,_Ts}=MessageTs -> diff --git a/erts/emulator/test/tracer_SUITE.erl b/erts/emulator/test/tracer_SUITE.erl index 730c43d8c2..ab7d047bc3 100644 --- a/erts/emulator/test/tracer_SUITE.erl +++ b/erts/emulator/test/tracer_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2016. All Rights Reserved. +%% Copyright Ericsson AB 1997-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -70,7 +70,7 @@ init_per_testcase(TC, Config) when TC =:= load; TC =:= reload -> end end), register(tracer_test_config, Pid), - Config; + common_init_per_testcase(Config); init_per_testcase(_, Config) -> DataDir = proplists:get_value(data_dir, Config), case catch tracer_test:enabled(trace_status, self(), self()) of @@ -79,16 +79,52 @@ init_per_testcase(_, Config) -> _ -> tracer_test:load(DataDir) end, + common_init_per_testcase(Config). + +common_init_per_testcase(Config) -> + Killer = erlang:spawn(fun() -> killer_loop([]) end), + register(killer_process, Killer), Config. end_per_testcase(TC, _Config) when TC =:= load; TC =:= reload -> purge(), exit(whereis(tracer_test_config), kill), - ok; + kill_processes(); end_per_testcase(_, _Config) -> purge(), + kill_processes(). + +kill_processes() -> + killer_process ! {get_pids,self()}, + receive + {pids_to_kill,Pids} -> ok + end, + _ = [begin + case erlang:is_process_alive(P) of + true -> + io:format("Killing ~p\n", [P]); + false -> + ok + end, + erlang:unlink(P), + exit(P, kill) + end || P <- Pids], ok. +killer_loop(Pids) -> + receive + {add_pid,Pid} -> + killer_loop([Pid|Pids]); + {get_pids,To} -> + To ! {pids_to_kill,Pids} + end. + +kill_me(Pid) -> + killer_process ! {add_pid,Pid}, + Pid. + +%%% Test cases follow. + load(_Config) -> purge(), 1 = erlang:trace(self(), true, [{tracer, tracer_test, []}, call]), @@ -113,7 +149,6 @@ unload(_Config) -> Pid = erlang:spawn_link(fun() -> ServerFun(0, undefined) end), - Tc = fun(N) -> Pid ! {N, self()}, receive done -> ok after 1000 -> ct:fail(timeout) end, @@ -295,7 +330,7 @@ call_test(Arg) -> spawn(_Config) -> Tc = fun(Pid) -> - Pid ! fun() -> erlang:spawn(lists,seq,[1,10]), ok end + Pid ! fun() -> kill_me(erlang:spawn(lists,seq,[1,10])), ok end end, Expect = @@ -355,6 +390,7 @@ unlink(_Config) -> SPid = erlang:spawn(fun() -> receive _ -> ok end end), erlang:link(SPid), erlang:unlink(SPid), + kill_me(SPid), ok end end, diff --git a/erts/emulator/test/unique_SUITE.erl b/erts/emulator/test/unique_SUITE.erl index c5aa80c7b4..cfc37bd44f 100644 --- a/erts/emulator/test/unique_SUITE.erl +++ b/erts/emulator/test/unique_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2014-2016. All Rights Reserved. +%% Copyright Ericsson AB 2014-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -302,20 +302,12 @@ smaller_valid_uniqint(Int, UinqintInfo) -> smaller_valid_uniqint(Cand, UinqintInfo) end. -int32_to_bigendian_list(Int) -> - 0 = Int bsr 32, - [(Int bsr 24) band 16#ff, - (Int bsr 16) band 16#ff, - (Int bsr 8) band 16#ff, - Int band 16#ff]. - mk_uniqint(Int, #uniqint_info {min_int = MinInt, sched_bits = SchedBits} = _UinqintInfo) -> Int1 = Int - MinInt, ThrId = Int1 band ((1 bsl SchedBits) - 1), Value = (Int1 bsr SchedBits) band ((1 bsl 64) - 1), 0 = Int1 bsr (SchedBits + 64), - NodeName = atom_to_list(node()), Make = {make_unique_integer, ThrId, Value}, %% erlang:display(Make), Res = erts_debug:get_internal_state(Make), diff --git a/erts/emulator/test/z_SUITE.erl b/erts/emulator/test/z_SUITE.erl index a2b267543f..feea7432a9 100644 --- a/erts/emulator/test/z_SUITE.erl +++ b/erts/emulator/test/z_SUITE.erl @@ -36,7 +36,8 @@ -export([schedulers_alive/1, node_container_refc_check/1, long_timers/1, pollset_size/1, - check_io_debug/1, get_check_io_info/0]). + check_io_debug/1, get_check_io_info/0, + leaked_processes/1]). suite() -> [{ct_hooks,[ts_install_cth]}, @@ -44,7 +45,10 @@ suite() -> all() -> [schedulers_alive, node_container_refc_check, - long_timers, pollset_size, check_io_debug]. + long_timers, pollset_size, check_io_debug, + %% Make sure that the leaked_processes/1 is always + %% run last. + leaked_processes]. %%% %%% The test cases ------------------------------------------------------------- @@ -285,6 +289,31 @@ has_gethost([P|T]) -> has_gethost([]) -> false. +leaked_processes(Config) when is_list(Config) -> + %% Replace the defualt timetrap with a timetrap with + %% known pid. + test_server:timetrap_cancel(), + Dog = test_server:timetrap(test_server:minutes(5)), + + Name = leaked_processes__process_holder, + Name ! {get_initial_processes, self()}, + receive + {initial_processes, Initial0} -> ok + end, + Initial = ordsets:from_list(Initial0), + + KnownPids = ordsets:from_list([self(),Dog]), + Now0 = ordsets:from_list(processes()), + Now = ordsets:subtract(Now0, KnownPids), + Leaked = ordsets:subtract(Now, Initial), + + _ = [begin + Info = process_info(P) ++ process_info(P, [current_stacktrace]), + io:format("~p: ~p\n", [P,Info]) + end || P <- Leaked], + Comment = lists:flatten(io_lib:format("~p process(es)", + [length(Leaked)])), + {comment, Comment}. %% %% Internal functions... diff --git a/erts/emulator/utils/beam_makeops b/erts/emulator/utils/beam_makeops index 9813142585..0a30553f71 100755 --- a/erts/emulator/utils/beam_makeops +++ b/erts/emulator/utils/beam_makeops @@ -2,7 +2,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 1998-2016. All Rights Reserved. +# Copyright Ericsson AB 1998-2017. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. @@ -332,9 +332,9 @@ while (<>) { if (/^\%macro:(.*)/) { my($op, $macro, @flags) = split(' ', $1); defined($macro) and $macro =~ /^-/ and - &error("A macro must not start with a hyphen"); + error("A macro must not start with a hyphen"); foreach (@flags) { - /^-/ or &error("Flags for macros should start with a hyphen"); + /^-/ or error("Flags for macros should start with a hyphen"); } error("Macro for '$op' is already defined") if defined $macro{$op}; @@ -347,7 +347,7 @@ while (<>) { # Handle transformations. # if (/=>/) { - &parse_transformation($_); + parse_transformation($_); next; } @@ -357,8 +357,8 @@ while (<>) { $op_num = undef; if (s/^(\d+):\s*//) { $op_num = $1; - $op_num != 0 or &error("Opcode 0 invalid"); - &error("Opcode $op_num already defined") + $op_num != 0 or error("Opcode 0 invalid"); + error("Opcode $op_num already defined") if defined $gen_opname[$op_num]; } @@ -369,11 +369,11 @@ while (<>) { my($obsolete) = $1; my($name) = $2; my($arity) = $3; - $name =~ /^[a-z]/ or &error("Opname must start with a lowercase letter"); + $name =~ /^[a-z]/ or error("Opname must start with a lowercase letter"); defined $gen_arity{$name} and $gen_arity{$name} != $arity and - &error("Opname $name already defined with arity $gen_arity{$name}"); + error("Opname $name already defined with arity $gen_arity{$name}"); defined $unnumbered{$name,$arity} and - &error("Opname $name already defined with arity $gen_arity{$name}"); + error("Opname $name already defined with arity $gen_arity{$name}"); if (defined $op_num) { # Numbered generic operation $gen_opname[$op_num] = $name; @@ -395,16 +395,16 @@ while (<>) { # Name Arg1 Arg2... # my($name, @args) = split; - &error("too many operands") + error("too many operands") if @args > $max_spec_operands; - &syntax_check($name, @args); + syntax_check($name, @args); my $arity = @args; if (defined $gen_opnum{$name,$arity} and $obsolete[$gen_opnum{$name,$arity}]) { error("specific instructions may not be specified for obsolete instructions"); } - push(@{$specific_op{"$name/$arity"}}, [$name, $hot, @args]); + save_specific_ops($name, $arity, $hot, @args); if (defined $op_num) { - &error("specific instructions must not be numbered"); + error("specific instructions must not be numbered"); } elsif (!defined($gen_arity{$name}) && !defined($unnumbered{$name,$arity})) { # # Create an unumbered generic instruction too. @@ -446,7 +446,7 @@ $num_file_opcodes = @gen_opname; # Produce output for the chosen target. # -&$target; +&$target(); # # Produce output needed by the emulator/loader. @@ -462,7 +462,7 @@ sub emulator_output { # $name = "$outdir/beam_opcodes.c"; open(STDOUT, ">$name") || die "Failed to open $name for writing: $!\n"; - &comment('C'); + comment('C'); print "#ifdef HAVE_CONFIG_H\n"; print "# include \"config.h\"\n"; print "#endif\n\n"; @@ -525,7 +525,7 @@ sub emulator_output { # Call a generator to calculate size and generate macros # for the emulator. # - my($size, $code, $pack) = &basic_generator($name, $hot, @args); + my($size, $code, $pack) = basic_generator($name, $hot, @args); # # Save the generated $code for later. @@ -587,7 +587,7 @@ sub emulator_output { # Generate transformations. # - &tr_gen(@transformations); + tr_gen(@transformations); # # Print the generic instruction table. @@ -602,7 +602,7 @@ sub emulator_output { my($arity) = $gen_arity[$i]; printf "/* %3d */ ", $i; if (!defined $name) { - &init_item("", 0, 0, 0, -1); + init_item("", 0, 0, 0, -1); } else { my($key) = "$name/$arity"; my($tr) = defined $gen_transform_offset{$key} ? @@ -614,7 +614,7 @@ sub emulator_output { $is_transformed{$name,$arity} or error("instruction $key has no specific instruction"); $spec_op = -1 unless defined $spec_op; - &init_item($name, $arity, $spec_op, $num_specific, $tr); + init_item($name, $arity, $spec_op, $num_specific, $tr); } } print "};\n"; @@ -624,7 +624,7 @@ sub emulator_output { # $name = "$outdir/beam_opcodes.h"; open(STDOUT, ">$name") || die "Failed to open $name for writing: $!\n"; - &comment('C'); + comment('C'); print "#ifndef __OPCODES_H__\n"; print "#define __OPCODES_H__\n\n"; @@ -662,14 +662,14 @@ sub emulator_output { my $letter; my $tag_num = 0; - &comment('C', "The following operand types for generic instructions", + comment('C', "The following operand types for generic instructions", "occur in beam files."); foreach $letter (split('', $compiler_types)) { print "#define TAG_$letter $tag_num\n"; $tag_num++; } print "\n"; - &comment('C', "The following operand types are only used in the loader."); + comment('C', "The following operand types are only used in the loader."); foreach $letter (split('', $loader_types)) { print "#define TAG_$letter $tag_num\n"; $tag_num++; @@ -736,26 +736,26 @@ sub emulator_output { $name = "$outdir/beam_tr_funcs.h"; open(STDOUT, ">$name") || die "Failed to open $name for writing: $!\n"; - &comment('C'); - &tr_gen_call(@call_table); + comment('C'); + tr_gen_call(@call_table); $name = "$outdir/beam_pred_funcs.h"; open(STDOUT, ">$name") || die "Failed to open $name for writing: $!\n"; - &comment('C'); - &tr_gen_call(@pred_table); + comment('C'); + tr_gen_call(@pred_table); # # Implementation of operations for emulator. # $name = "$outdir/beam_hot.h"; open(STDOUT, ">$name") || die "Failed to open $name for writing: $!\n"; - &comment('C'); - &print_code(\%hot_code); + comment('C'); + print_code(\%hot_code); $name = "$outdir/beam_cold.h"; open(STDOUT, ">$name") || die "Failed to open $name for writing: $!\n"; - &comment('C'); - &print_code(\%cold_code); + comment('C'); + print_code(\%cold_code); } @@ -818,7 +818,7 @@ sub compiler_output { open(STDOUT, ">$outdir/$name") || die "Failed to open $name for writing: $!\n"; print "-module($module).\n"; - &comment('erlang'); + comment('erlang'); print "-export([format_number/0]).\n"; print "-export([opcode/2,opname/1]).\n"; @@ -830,7 +830,7 @@ sub compiler_output { for ($i = 0; $i < @gen_opname; $i++) { next unless defined $gen_opname[$i]; print "%%" if $obsolete[$i]; - print "opcode(", "e($gen_opname[$i]), ", $gen_arity[$i]) -> $i;\n"; + print "opcode(", quote($gen_opname[$i]), ", $gen_arity[$i]) -> $i;\n"; } print "opcode(Name, Arity) -> erlang:error(badarg, [Name,Arity]).\n\n"; @@ -838,7 +838,7 @@ sub compiler_output { for ($i = 0; $i < @gen_opname; $i++) { next unless defined $gen_opname[$i]; print "opname($i) -> {", - "e($gen_opname[$i]), ",$gen_arity[$i]};\n"; + quote($gen_opname[$i]), ",$gen_arity[$i]};\n"; } print "opname(Number) -> erlang:error(badarg, [Number]).\n"; @@ -847,7 +847,7 @@ sub compiler_output { # my($hrl_name) = "$outdir/${module}.hrl"; open(STDOUT, ">$hrl_name") || die "Failed to open $hrl_name for writing: $!\n"; - &comment('erlang'); + comment('erlang'); for ($i = 0; $i < @tag_type && $i < 8; $i++) { print "-define(tag_$tag_type[$i], $i).\n"; @@ -863,11 +863,33 @@ sub syntax_check { my($name, @args) = @_; my($i); - &error("Bad opcode name '$name'") + error("Bad opcode name '$name'") unless $name =~ /^[a-z][\w\d_]*$/; for ($i = 0; $i < @args; $i++) { - &error("Argument " . ($i+1) . ": invalid type '$args[$i]'") - unless defined $arg_size{$args[$i]}; + foreach my $type (split(//, $args[$i])) { + error("Argument " . ($i+1) . ": invalid type '$type'") + unless defined $arg_size{$type}; + } + } +} + +sub save_specific_ops { + my($name,$arity,$hot,@args) = @_; + my(@res) = (""); + + foreach my $arg (@args) { + my @new_res = (); + foreach my $type (split(//, $arg)) { + foreach my $args (@res) { + push @new_res, "$args$type"; + } + } + @res = @new_res; + } + my $key = "$name/$arity"; + foreach my $args (@res) { + @args = split //, $args; + push @{$specific_op{$key}}, [$name,$hot,@args]; } } @@ -928,7 +950,6 @@ sub basic_generator { my($tmp_arg_num) = 1; my($pack_spec) = ''; my($var_decls) = ''; - my($gen_dest_arg) = 'StoreSimpleDest'; my($i); my($no_prefetch) = 0; @@ -964,7 +985,7 @@ sub basic_generator { # if ($flags =~ /-pack/ && $hot) { - ($prefix, $pack_spec, @args) = &do_pack(@args); + ($prefix, $pack_spec, @args) = do_pack(@args); } # @@ -994,11 +1015,11 @@ sub basic_generator { push(@f_types, $_); $prefix .= "GetR($size, $tmp);\n"; last SWITCH; }; - /d/ and do { $var_decls .= "Eterm dst; "; - push(@f, "dst"); + /d/ and do { $var_decls .= "Eterm dst; Eterm* dst_ptr; "; + push(@f, "*dst_ptr"); push(@f_types, $_); $prefix .= "dst = Arg($size);\n"; - $gen_dest_arg = 'StoreResult'; + $prefix .= "dst_ptr = REG_TARGET_PTR(dst);\n"; last SWITCH; }; defined($incl_arg{$_}) @@ -1017,14 +1038,6 @@ sub basic_generator { } # - # If requested, pass a pointer to the destination register. - # The destination must be the last operand. - # - if ($flags =~ /-gen_dest/) { - push(@f, $gen_dest_arg); - } - - # # Add a fail action macro if requested. # @@ -1195,7 +1208,7 @@ sub do_pack { } $down = "$instr[$ap]$down"; - my($unpack) = &make_unpack($tmpnum, $shift[$ap], $mask[$ap]); + my($unpack) = make_unpack($tmpnum, $shift[$ap], $mask[$ap]); $args[$i] = "pack:$this_size:$reg" . "b($unpack)"; if (++$ap == $args_per_word) { @@ -1259,7 +1272,7 @@ sub parse_transformation { foreach (@from) { if (/^(\w+)\((.*?)\)/) { my($name, $arglist) = ($1, $2); - $_ = (&compile_transform_function($name, split(/\s*,\s*/, $arglist))); + $_ = (compile_transform_function($name, split(/\s*,\s*/, $arglist))); } else { (@op) = split; ($rest_var,$_) = compile_transform(1, $rest_var, @op); @@ -1275,7 +1288,7 @@ sub parse_transformation { my @to; if ($to =~ /^(\w+)\((.*?)\)/) { my($name, $arglist) = ($1, $2); - @to = (&compile_transform_function($name, split(/\s*,\s*/, $arglist))); + @to = (compile_transform_function($name, split(/\s*,\s*/, $arglist))); } else { @to = split(/\s*\|\s*/, $to); foreach (@to) { @@ -1297,7 +1310,7 @@ sub compile_transform { my $arity = 0; foreach (@ops) { - my(@list) = &tr_parse_op($src, $_); + my(@list) = tr_parse_op($src, $_); if ($list[1] eq '*') { $rest_var = $list[0]; } elsif (defined $rest_var and $list[0] eq $rest_var) { @@ -1334,7 +1347,7 @@ sub tr_parse_op { if (/^([A-Z]\w*)(.*)/) { $var = $1; $_ = $2; - &error("garbage after variable") + error("garbage after variable") unless /^=(.*)/ or /^(\s*)$/; $_ = $1; } @@ -1345,7 +1358,7 @@ sub tr_parse_op { $type = $1; $_ = $2; foreach (split('', $type)) { - &error("bad type in $op") + error("bad type in $op") unless defined $type_bit{$_} or $type eq '*'; $_ eq 'r' and error("$op: 'r' is not allowed in transformations") @@ -1392,7 +1405,7 @@ sub tr_parse_op { # Nothing more is allowed after the command. - &error("garbage '$_' after operand: $op") + error("garbage '$_' after operand: $op") unless /^\s*$/; # Test that destination has no conditions. @@ -1519,7 +1532,7 @@ sub tr_gen_from { # Check that $name/$arity refers to a valid generic instruction. # - &error($where, "invalid generic op $name/$arity") + error($where, "invalid generic op $name/$arity") unless defined $gen_opnum{$name,$arity}; $opnum = $gen_opnum{$name,$arity}; @@ -1547,11 +1560,11 @@ sub tr_gen_from { $type_mask |= $type_bit{$_}; } if ($cond ne 'is_eq') { - push(@code, &make_op($types, 'is_type', $type_mask)); + push(@code, make_op($types, 'is_type', $type_mask)); } else { $cond = ''; - push(@code, &make_op("$types== $val", 'is_type_eq', - $type_mask, $val)); + push(@code, make_op("$types== $val", 'is_type_eq', + $type_mask, $val)); } } } @@ -1560,12 +1573,12 @@ sub tr_gen_from { my($m, $f, $a) = split(/:/, $val); $ignored_var = ''; $may_fail = 1; - push(@code, &make_op('', "$cond", "am_$m", + push(@code, make_op('', "$cond", "am_$m", "am_$f", $a)); } elsif ($cond ne '') { $ignored_var = ''; $may_fail = 1; - push(@code, &make_op('', "$cond", $val)); + push(@code, make_op('', "$cond", $val)); } if ($var ne '') { @@ -1591,7 +1604,7 @@ sub tr_gen_from { $var_type{$var} = 'scalar'; $var{$var} = $var_num; $var_num++; - push(@code, &make_op($var, 'set_var', $var{$var})); + push(@code, make_op($var, 'set_var', $var{$var})); } } if (is_instr($code[$#code], 'set_var')) { @@ -1600,7 +1613,7 @@ sub tr_gen_from { my $var = $ref->[1][1]; push(@code, make_op($comment, 'set_var_next_arg', $var)); } else { - push(@code, &make_op($ignored_var, 'next_arg')); + push(@code, make_op($ignored_var, 'next_arg')); } } @@ -1645,7 +1658,7 @@ sub tr_gen_to { my(@args); foreach $var (@ops) { - &error($where, "variable '$var' unbound") + error($where, "variable '$var' unbound") unless defined $var{$var}; if ($var_type{$var} eq 'scalar') { push(@args, "var[$var{$var}]"); @@ -1668,7 +1681,7 @@ sub tr_gen_to { # my($key) = "$name/$arity"; - &error($where, "invalid generic op $name/$arity") + error($where, "invalid generic op $name/$arity") unless defined $gen_opnum{$name,$arity}; my $opnum = $gen_opnum{$name,$arity}; @@ -1683,15 +1696,15 @@ sub tr_gen_to { if ($type eq '*') { push(@code, make_op($var, 'store_rest_args')); } elsif ($var ne '') { - &error($where, "variable '$var' unbound") + error($where, "variable '$var' unbound") unless defined $var{$var}; my $op = make_op($var, 'store_var_next_arg', $var{$var}); op_slot_usage($op, $var{$var}); push(@code, $op); } elsif ($type ne '') { - push(@code, &make_op('', 'store_type', "TAG_$type")); + push(@code, make_op('', 'store_type', "TAG_$type")); if ($type_val) { - push(@code, &make_op('', 'store_val', $type_val)); + push(@code, make_op('', 'store_val', $type_val)); } push(@code, make_op('', 'next_arg')); } diff --git a/erts/etc/common/erlexec.c b/erts/etc/common/erlexec.c index 70520eea15..51ed2d0dff 100644 --- a/erts/etc/common/erlexec.c +++ b/erts/etc/common/erlexec.c @@ -555,7 +555,7 @@ int main(int argc, char **argv) if(s) { add_Eargs(s); /* argv[0] = scriptname*/ } else { - add_Eargs(progname); /* argv[0] = erl or cerl */ + add_Eargs(emu); /* argv[0] = erl or cerl */ } /* * Add the bindir to the path (unless it is there already). diff --git a/erts/etc/common/escript.c b/erts/etc/common/escript.c index 630e241882..9cd5dd3fab 100644 --- a/erts/etc/common/escript.c +++ b/erts/etc/common/escript.c @@ -74,7 +74,6 @@ static void error(char* format, ...); static void* emalloc(size_t size); static void efree(void *p); static char* strsave(char* string); -static void push_words(char* src); static int run_erlang(char* name, char** argv); static char* get_default_emulator(char* progname); #ifdef __WIN32__ @@ -433,7 +432,7 @@ main(int argc, char** argv) char* emulator; char* env; char* basename; - char* absname; + char* def_emu_lookup_path; char scriptname[PMAX]; char** last_opt; char** first_opt; @@ -480,6 +479,7 @@ main(int argc, char** argv) #else if (strcmp(basename, "escript") == 0) { #endif + def_emu_lookup_path = argv[0]; /* * Locate all options before the script name. */ @@ -498,27 +498,24 @@ main(int argc, char** argv) argc--; argv++; } else { + char *absname = find_prog(argv[0]); #ifdef __WIN32__ - int len; -#endif - absname = find_prog(argv[0]); -#ifdef __WIN32__ - len = strlen(absname); + int len = strlen(absname); if (len >= 4 && _stricmp(absname+len-4, ".exe") == 0) { absname[len-4] = '\0'; } #endif - erts_snprintf(scriptname, sizeof(scriptname), "%s.escript", absname); - efree(absname); + efree(absname); + def_emu_lookup_path = scriptname; } /* Determine path to emulator */ emulator = env = get_env("ESCRIPT_EMULATOR"); if (emulator == NULL) { - emulator = get_default_emulator(scriptname); + emulator = get_default_emulator(def_emu_lookup_path); } if (strlen(emulator) >= PMAX) @@ -528,7 +525,7 @@ main(int argc, char** argv) * Push initial arguments. */ - push_words(emulator); + PUSH(emulator); free_env_val(env); PUSH("+B"); @@ -585,26 +582,6 @@ main(int argc, char** argv) return run_erlang(eargv[0], eargv); } -static void -push_words(char* src) -{ - char sbuf[PMAX]; - char* dst; - - dst = sbuf; - while ((*dst++ = *src++) != '\0') { - if (isspace((int)*src)) { - *dst = '\0'; - PUSH(strsave(sbuf)); - dst = sbuf; - do { - src++; - } while (isspace((int)*src)); - } - } - if (sbuf[0]) - PUSH(strsave(sbuf)); -} #ifdef __WIN32__ wchar_t *make_commandline(char **argv) { diff --git a/erts/etc/unix/Makefile b/erts/etc/unix/Makefile index 17de4d8878..83c64d35fd 100644 --- a/erts/etc/unix/Makefile +++ b/erts/etc/unix/Makefile @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 2013-2016. All Rights Reserved. +# Copyright Ericsson AB 2013-2017. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/erts/etc/unix/etp-commands.in b/erts/etc/unix/etp-commands.in index b7b3a2ae99..8f70f879d5 100644 --- a/erts/etc/unix/etp-commands.in +++ b/erts/etc/unix/etp-commands.in @@ -1,3 +1,4 @@ +# -*- gdb-script -*- # # %CopyrightBegin% # @@ -2153,13 +2154,22 @@ define etp-processes printf "No processes, since system isn't initialized!\n" else set $proc_ix = 0 - while $proc_ix < erts_proc.r.o.max - set $proc = (Process *) *((UWord *) &erts_proc.r.o.tab[$proc_ix]) - if ($proc != ((Process *) 0) && $proc != &erts_invalid_process) + set $proc_max_ix = erts_proc.r.o.max + set $proc_tab = erts_proc.r.o.tab + set $invalid_proc = &erts_invalid_process + set $proc_decentile = $proc_max_ix / 10 + set $proc_printile = $proc_decentile + while $proc_ix < $proc_max_ix + set $proc = (Process *) *((UWord *) ($proc_tab + $proc_ix)) + if ($proc != ((Process *) 0) && $proc != $invalid_proc) printf "---\n" printf " Pix: %d\n", $proc_ix etp-process-info $proc end + if $proc_ix == $proc_printile + printf "--- %d%% (%d / %d) searched\n", $proc_printile / $proc_decentile * 10, $proc_ix, $proc_max_ix + set $proc_printile += $proc_decentile + end set $proc_ix++ end printf "---\n", @@ -2479,15 +2489,19 @@ document etp-port-info %--------------------------------------------------------------------------- end - define etp-ports if (!erts_initialized) printf "No ports, since system isn't initialized!\n" else set $port_ix = 0 - while $port_ix < erts_port.r.o.max - set $port = (Port *) *((UWord *) &erts_port.r.o.tab[$port_ix]) - if ($port != ((Port *) 0) && $port != &erts_invalid_port) + set $port_max_ix = erts_port.r.o.max + set $port_tab = erts_port.r.o.tab + set $invalid_port = &erts_invalid_port + set $port_decentile = $port_max_ix / 10 + set $port_printile = $port_decentile + while $port_ix < $port_max_ix + set $port = (Port *) *((UWord *) ($port_tab + $port_ix)) + if ($port != ((Port *) 0) && $port != $invalid_port) if (*(((Uint32 *) &(((Port *) $port)->state))) & 0x100) == 0 # I.e, not free printf "---\n" @@ -2495,6 +2509,10 @@ define etp-ports etp-port-info $port end end + if $port_ix == $port_printile + printf "--- %d%% (%d / %d) searched\n", $port_printile / $port_decentile * 10, $port_ix, $port_max_ix + set $port_printile += $port_decentile + end set $port_ix++ end printf "---\n", @@ -2810,10 +2828,10 @@ define etp-run-queue-info-internal else if ($sched_type == 1) printf "\n--- Dirty CPU Run Queue ---\n" - set $runq = &erts_aligned_run_queues[-1].runq + set $runq = &erts_aligned_run_queues[erts_no_run_queues].runq else printf "\n--- Dirty I/O Run Queue ---\n" - set $runq = &erts_aligned_run_queues[-2].runq + set $runq = &erts_aligned_run_queues[erts_no_run_queues+1].runq end end printf " Length: total=%d", *((Uint32 *) &($runq->len)) diff --git a/erts/preloaded/ebin/erl_prim_loader.beam b/erts/preloaded/ebin/erl_prim_loader.beam Binary files differindex 922e0eb009..af6facb5f2 100644 --- a/erts/preloaded/ebin/erl_prim_loader.beam +++ b/erts/preloaded/ebin/erl_prim_loader.beam diff --git a/erts/preloaded/ebin/erl_tracer.beam b/erts/preloaded/ebin/erl_tracer.beam Binary files differindex 578de5ffcb..7ca25803be 100644 --- a/erts/preloaded/ebin/erl_tracer.beam +++ b/erts/preloaded/ebin/erl_tracer.beam diff --git a/erts/preloaded/ebin/erlang.beam b/erts/preloaded/ebin/erlang.beam Binary files differindex 980df873ca..58c17dc416 100644 --- a/erts/preloaded/ebin/erlang.beam +++ b/erts/preloaded/ebin/erlang.beam diff --git a/erts/preloaded/ebin/erts_code_purger.beam b/erts/preloaded/ebin/erts_code_purger.beam Binary files differindex 58218c715a..b7c061d9a0 100644 --- a/erts/preloaded/ebin/erts_code_purger.beam +++ b/erts/preloaded/ebin/erts_code_purger.beam diff --git a/erts/preloaded/ebin/erts_dirty_process_code_checker.beam b/erts/preloaded/ebin/erts_dirty_process_code_checker.beam Binary files differindex af764347eb..6467b1c016 100644 --- a/erts/preloaded/ebin/erts_dirty_process_code_checker.beam +++ b/erts/preloaded/ebin/erts_dirty_process_code_checker.beam diff --git a/erts/preloaded/ebin/erts_internal.beam b/erts/preloaded/ebin/erts_internal.beam Binary files differindex 072dc68712..6691749dcb 100644 --- a/erts/preloaded/ebin/erts_internal.beam +++ b/erts/preloaded/ebin/erts_internal.beam diff --git a/erts/preloaded/ebin/erts_literal_area_collector.beam b/erts/preloaded/ebin/erts_literal_area_collector.beam Binary files differindex fb1179ddae..fbd3249d70 100644 --- a/erts/preloaded/ebin/erts_literal_area_collector.beam +++ b/erts/preloaded/ebin/erts_literal_area_collector.beam diff --git a/erts/preloaded/ebin/init.beam b/erts/preloaded/ebin/init.beam Binary files differindex a87fcbf0fa..2acb1f1211 100644 --- a/erts/preloaded/ebin/init.beam +++ b/erts/preloaded/ebin/init.beam diff --git 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bf6fc60752..77d0d2edb0 100644 --- a/erts/preloaded/ebin/prim_zip.beam +++ b/erts/preloaded/ebin/prim_zip.beam diff --git a/erts/preloaded/ebin/zlib.beam b/erts/preloaded/ebin/zlib.beam Binary files differindex 6554c5324a..a959ebaaf2 100644 --- a/erts/preloaded/ebin/zlib.beam +++ b/erts/preloaded/ebin/zlib.beam diff --git a/erts/preloaded/src/erlang.erl b/erts/preloaded/src/erlang.erl index fcb27ef575..72dd804412 100644 --- a/erts/preloaded/src/erlang.erl +++ b/erts/preloaded/src/erlang.erl @@ -2306,6 +2306,8 @@ spawn_opt(_Tuple) -> -spec statistics(active_tasks) -> [ActiveTasks] when ActiveTasks :: non_neg_integer(); + (active_tasks_all) -> [ActiveTasks] when + ActiveTasks :: non_neg_integer(); (context_switches) -> {ContextSwitches,0} when ContextSwitches :: non_neg_integer(); (exact_reductions) -> {Total_Exact_Reductions, @@ -2335,6 +2337,8 @@ spawn_opt(_Tuple) -> (run_queue) -> non_neg_integer(); (run_queue_lengths) -> [RunQueueLength] when RunQueueLength :: non_neg_integer(); + (run_queue_lengths_all) -> [RunQueueLength] when + RunQueueLength :: non_neg_integer(); (runtime) -> {Total_Run_Time, Time_Since_Last_Call} when Total_Run_Time :: non_neg_integer(), Time_Since_Last_Call :: non_neg_integer(); @@ -2347,9 +2351,13 @@ spawn_opt(_Tuple) -> ActiveTime :: non_neg_integer(), TotalTime :: non_neg_integer(); (total_active_tasks) -> ActiveTasks when + ActiveTasks :: non_neg_integer(); + (total_active_tasks_all) -> ActiveTasks when ActiveTasks :: non_neg_integer(); (total_run_queue_lengths) -> TotalRunQueueLengths when TotalRunQueueLengths :: non_neg_integer(); + (total_run_queue_lengths_all) -> TotalRunQueueLengths when + TotalRunQueueLengths :: non_neg_integer(); (wall_clock) -> {Total_Wallclock_Time, Wallclock_Time_Since_Last_Call} when Total_Wallclock_Time :: non_neg_integer(), diff --git a/erts/start_scripts/Makefile b/erts/start_scripts/Makefile index 047e42170a..20fea99016 100644 --- a/erts/start_scripts/Makefile +++ b/erts/start_scripts/Makefile @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 1997-2016. All Rights Reserved. +# Copyright Ericsson AB 1997-2017. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/erts/vsn.mk b/erts/vsn.mk index 05f3b4364e..c4bef03e94 100644 --- a/erts/vsn.mk +++ b/erts/vsn.mk @@ -18,7 +18,7 @@ # %CopyrightEnd% # -VSN = 9.0 +VSN = 9.0.1 # Port number 4365 in 4.2 # Port number 4366 in 4.3 |