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-rw-r--r--erts/doc/src/erl_dist_protocol.xml4
-rw-r--r--erts/emulator/beam/beam_bif_load.c8
-rw-r--r--erts/emulator/beam/erl_alloc.types5
-rw-r--r--erts/emulator/beam/erl_alloc_util.c30
-rw-r--r--erts/emulator/beam/erl_gc.c20
-rw-r--r--erts/emulator/beam/erl_process.c5
-rw-r--r--erts/preloaded/ebin/init.beambin46288 -> 50232 bytes
-rw-r--r--erts/preloaded/src/init.erl76
-rw-r--r--erts/test/nt_SUITE.erl26
9 files changed, 138 insertions, 36 deletions
diff --git a/erts/doc/src/erl_dist_protocol.xml b/erts/doc/src/erl_dist_protocol.xml
index b435d5c9b4..f9fa981d9a 100644
--- a/erts/doc/src/erl_dist_protocol.xml
+++ b/erts/doc/src/erl_dist_protocol.xml
@@ -364,14 +364,14 @@ If Result > 0, the packet only consists of [119, Result].
NodeInfo is, as expressed in Erlang:
</p>
<code>
- io:format("active name ~ts at port ~p, fd = ~p ~n",
+ io:format("active name ~ts at port ~p, fd = ~p~n",
[NodeName, Port, Fd]).
</code>
<p>
or
</p>
<code>
- io:format("old/unused name ~ts at port ~p, fd = ~p~n",
+ io:format("old/unused name ~ts at port ~p, fd = ~p ~n",
[NodeName, Port, Fd]).
</code>
diff --git a/erts/emulator/beam/beam_bif_load.c b/erts/emulator/beam/beam_bif_load.c
index b10250dc49..87508dcf5f 100644
--- a/erts/emulator/beam/beam_bif_load.c
+++ b/erts/emulator/beam/beam_bif_load.c
@@ -832,7 +832,7 @@ check_process_code(Process* rp, Module* modp, Uint flags, int *redsp)
/*
* Message queue can contains funs, but (at least currently) no
- * constants. If we got references to this module from the message
+ * literals. If we got references to this module from the message
* queue, a GC cannot remove these...
*/
@@ -853,7 +853,7 @@ check_process_code(Process* rp, Module* modp, Uint flags, int *redsp)
for (; hfrag; hfrag = hfrag->next) {
if (check_mod_funs(rp, &hfrag->off_heap, mod_start, mod_size))
return am_true;
- /* Should not contain any constants... */
+ /* Should not contain any literals... */
ASSERT(!any_heap_refs(&hfrag->mem[0],
&hfrag->mem[hfrag->used_size],
literals,
@@ -908,7 +908,7 @@ check_process_code(Process* rp, Module* modp, Uint flags, int *redsp)
#ifdef DEBUG
/*
* Message buffer fragments should not have any references
- * to constants, and off heap lists should already have
+ * to literals, and off heap lists should already have
* been moved into process off heap structure.
*/
for (msgp = rp->msg_frag; msgp; msgp = msgp->next) {
@@ -945,7 +945,7 @@ check_process_code(Process* rp, Module* modp, Uint flags, int *redsp)
need_gc &= ~done_gc;
/*
- * Try to get rid of constants by by garbage collecting.
+ * Try to get rid of literals by by garbage collecting.
* Clear both fvalue and ftrace.
*/
diff --git a/erts/emulator/beam/erl_alloc.types b/erts/emulator/beam/erl_alloc.types
index ad62a87326..ba216c7eb4 100644
--- a/erts/emulator/beam/erl_alloc.types
+++ b/erts/emulator/beam/erl_alloc.types
@@ -264,7 +264,6 @@ type PRTSD STANDARD SYSTEM port_specific_data
type CPUDATA LONG_LIVED SYSTEM cpu_data
type TMP_CPU_IDS SHORT_LIVED SYSTEM tmp_cpu_ids
type EXT_TERM_DATA SHORT_LIVED PROCESSES external_term_data
-type ZLIB STANDARD SYSTEM zlib
type CPU_GRPS_MAP LONG_LIVED SYSTEM cpu_groups_map
type AUX_WORK_TMO LONG_LIVED SYSTEM aux_work_timeouts
type MISC_AUX_WORK_Q LONG_LIVED SYSTEM misc_aux_work_q
@@ -297,8 +296,10 @@ type THR_Q_LL LONG_LIVED SYSTEM long_lived_thr_queue
+if smp
type ASYNC SHORT_LIVED SYSTEM async
+type ZLIB STANDARD SYSTEM zlib
+else
-# sl_alloc is not thread safe in non smp build; therefore, we use driver_alloc
+# sl/std_alloc is not thread safe in non smp build; therefore, we use driver_alloc
+type ZLIB DRIVER SYSTEM zlib
type ASYNC DRIVER SYSTEM async
+endif
diff --git a/erts/emulator/beam/erl_alloc_util.c b/erts/emulator/beam/erl_alloc_util.c
index be7c16cc05..2995f2f822 100644
--- a/erts/emulator/beam/erl_alloc_util.c
+++ b/erts/emulator/beam/erl_alloc_util.c
@@ -860,8 +860,9 @@ erts_alcu_literal_32_mseg_alloc(Allctr_t *allctr, Uint *size_p, Uint flags)
{
void* res;
Uint sz = ERTS_SUPERALIGNED_CEILING(*size_p);
- ERTS_LC_ASSERT(allctr->alloc_no == ERTS_ALC_A_LITERAL
- && !allctr->t && allctr->thread_safe);
+ ERTS_LC_ASSERT(allctr->alloc_no == ERTS_ALC_A_LITERAL &&
+ allctr->t == 0);
+ ERTS_SMP_LC_ASSERT(allctr->thread_safe);
res = erts_alcu_mseg_alloc(allctr, &sz, flags);
if (res) {
@@ -877,8 +878,9 @@ erts_alcu_literal_32_mseg_realloc(Allctr_t *allctr, void *seg,
{
void* res;
Uint new_sz = ERTS_SUPERALIGNED_CEILING(*new_size_p);
- ERTS_LC_ASSERT(allctr->alloc_no == ERTS_ALC_A_LITERAL
- && !allctr->t && allctr->thread_safe);
+ ERTS_LC_ASSERT(allctr->alloc_no == ERTS_ALC_A_LITERAL &&
+ allctr->t == 0);
+ ERTS_SMP_LC_ASSERT(allctr->thread_safe);
if (seg && old_size)
clear_literal_range(seg, old_size);
@@ -894,8 +896,9 @@ void
erts_alcu_literal_32_mseg_dealloc(Allctr_t *allctr, void *seg, Uint size,
Uint flags)
{
- ERTS_LC_ASSERT(allctr->alloc_no == ERTS_ALC_A_LITERAL
- && !allctr->t && allctr->thread_safe);
+ ERTS_LC_ASSERT(allctr->alloc_no == ERTS_ALC_A_LITERAL &&
+ allctr->t == 0);
+ ERTS_SMP_LC_ASSERT(allctr->thread_safe);
erts_alcu_mseg_dealloc(allctr, seg, size, flags);
@@ -1007,8 +1010,9 @@ erts_alcu_literal_32_sys_alloc(Allctr_t *allctr, Uint* size_p, int superalign)
{
void* res;
Uint size = ERTS_SUPERALIGNED_CEILING(*size_p);
- ERTS_LC_ASSERT(allctr->alloc_no == ERTS_ALC_A_LITERAL
- && !allctr->t && allctr->thread_safe);
+ ERTS_LC_ASSERT(allctr->alloc_no == ERTS_ALC_A_LITERAL &&
+ allctr->t == 0);
+ ERTS_SMP_LC_ASSERT(allctr->thread_safe);
res = erts_alcu_sys_alloc(allctr, &size, 1);
if (res) {
@@ -1024,8 +1028,9 @@ erts_alcu_literal_32_sys_realloc(Allctr_t *allctr, void *ptr, Uint* size_p, Uint
void* res;
Uint size = ERTS_SUPERALIGNED_CEILING(*size_p);
- ERTS_LC_ASSERT(allctr->alloc_no == ERTS_ALC_A_LITERAL
- && !allctr->t && allctr->thread_safe);
+ ERTS_LC_ASSERT(allctr->alloc_no == ERTS_ALC_A_LITERAL &&
+ allctr->t == 0);
+ ERTS_SMP_LC_ASSERT(allctr->thread_safe);
if (ptr && old_size)
clear_literal_range(ptr, old_size);
@@ -1040,8 +1045,9 @@ erts_alcu_literal_32_sys_realloc(Allctr_t *allctr, void *ptr, Uint* size_p, Uint
void
erts_alcu_literal_32_sys_dealloc(Allctr_t *allctr, void *ptr, Uint size, int superalign)
{
- ERTS_LC_ASSERT(allctr->alloc_no == ERTS_ALC_A_LITERAL
- && !allctr->t && allctr->thread_safe);
+ ERTS_LC_ASSERT(allctr->alloc_no == ERTS_ALC_A_LITERAL &&
+ allctr->t == 0);
+ ERTS_SMP_LC_ASSERT(allctr->thread_safe);
erts_alcu_sys_dealloc(allctr, ptr, size, 1);
diff --git a/erts/emulator/beam/erl_gc.c b/erts/emulator/beam/erl_gc.c
index f33ade27f3..4698458521 100644
--- a/erts/emulator/beam/erl_gc.c
+++ b/erts/emulator/beam/erl_gc.c
@@ -2053,8 +2053,26 @@ copy_one_frag(Eterm** hpp, ErlOffHeap* off_heap,
*hp++ = val;
break;
case TAG_PRIMARY_LIST:
+#ifdef SHCOPY_SEND
+ if (erts_is_literal(val,list_val(val))) {
+ *hp++ = val;
+ } else {
+ *hp++ = offset_ptr(val, offs);
+ }
+#else
+ *hp++ = offset_ptr(val, offs);
+#endif
+ break;
case TAG_PRIMARY_BOXED:
- *hp++ = offset_ptr(val, offs);
+#ifdef SHCOPY_SEND
+ if (erts_is_literal(val,boxed_val(val))) {
+ *hp++ = val;
+ } else {
+ *hp++ = offset_ptr(val, offs);
+ }
+#else
+ *hp++ = offset_ptr(val, offs);
+#endif
break;
case TAG_PRIMARY_HEADER:
*hp++ = val;
diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c
index 1a66044627..d485affa3b 100644
--- a/erts/emulator/beam/erl_process.c
+++ b/erts/emulator/beam/erl_process.c
@@ -10932,9 +10932,7 @@ erl_create_process(Process* parent, /* Parent of process (default group leader).
INITIALIZE_SHCOPY(info);
#endif
-#ifdef ERTS_SMP
erts_smp_proc_lock(parent, ERTS_PROC_LOCKS_ALL_MINOR);
-#endif
/*
* Check for errors.
@@ -11235,6 +11233,8 @@ erl_create_process(Process* parent, /* Parent of process (default group leader).
* Schedule process for execution.
*/
+ erts_smp_proc_unlock(parent, locks & ERTS_PROC_LOCKS_ALL_MINOR);
+
schedule_process(p, state, 0);
VERBOSE(DEBUG_PROCESSES, ("Created a new process: %T\n",p->common.id));
@@ -11248,6 +11248,7 @@ erl_create_process(Process* parent, /* Parent of process (default group leader).
DTRACE2(process_spawn, process_name, mfa);
}
#endif
+ return res;
error:
diff --git a/erts/preloaded/ebin/init.beam b/erts/preloaded/ebin/init.beam
index b13b33170d..ee32066f53 100644
--- a/erts/preloaded/ebin/init.beam
+++ b/erts/preloaded/ebin/init.beam
Binary files differ
diff --git a/erts/preloaded/src/init.erl b/erts/preloaded/src/init.erl
index 77684751c8..618b53f6bb 100644
--- a/erts/preloaded/src/init.erl
+++ b/erts/preloaded/src/init.erl
@@ -41,6 +41,7 @@
%% -s : Start own processes.
%%
%% Experimental flags:
+%% -profile_boot : Use an 'eprof light' to profile boot sequence
%% -init_debug : Activate debug printouts in init
%% -loader_debug : Activate debug printouts in erl_prim_loader
%% -code_path_choice : strict | relaxed
@@ -184,6 +185,11 @@ boot(BootArgs) ->
erl_tracer:on_load(),
{Start0,Flags,Args} = parse_boot_args(BootArgs),
+ %% We don't get to profile parsing of BootArgs
+ case get_flag(profile_boot, Flags, false) of
+ false -> ok;
+ true -> debug_profile_start()
+ end,
Start = map(fun prepare_run_args/1, Start0),
boot(Start, Flags, Args).
@@ -765,7 +771,14 @@ do_boot(Init,Flags,Start) ->
%% print the node name into the Purify log.
(catch erlang:system_info({purify, "Node: " ++ atom_to_list(node())})),
- start_em(Start).
+ start_em(Start),
+ case get_flag(profile_boot,Flags,false) of
+ false -> ok;
+ true ->
+ debug_profile_format_mfas(debug_profile_mfas()),
+ debug_profile_stop()
+ end,
+ ok.
get_root(Flags) ->
case get_argument(root, Flags) of
@@ -1339,3 +1352,64 @@ run_on_load_handlers([M|Ms], Debug) ->
end
end;
run_on_load_handlers([], _) -> ok.
+
+
+%% debug profile (light variant of eprof)
+debug_profile_start() ->
+ _ = erlang:trace_pattern({'_','_','_'},true,[call_time]),
+ _ = erlang:trace_pattern(on_load,true,[call_time]),
+ _ = erlang:trace(all,true,[call]),
+ ok.
+
+debug_profile_stop() ->
+ _ = erlang:trace_pattern({'_','_','_'},false,[call_time]),
+ _ = erlang:trace_pattern(on_load,false,[call_time]),
+ _ = erlang:trace(all,false,[call]),
+ ok.
+
+debug_profile_mfas() ->
+ _ = erlang:trace_pattern({'_','_','_'},pause,[call_time]),
+ _ = erlang:trace_pattern(on_load,pause,[call_time]),
+ MFAs = collect_loaded_mfas() ++ erlang:system_info(snifs),
+ collect_mfas(MFAs,[]).
+
+%% debug_profile_format_mfas should be called at the end of the boot phase
+%% so all pertinent modules should be loaded at that point.
+debug_profile_format_mfas(MFAs0) ->
+ MFAs = lists:sort(MFAs0),
+ lists:foreach(fun({{Us,C},{M,F,A}}) ->
+ Str = io_lib:format("~w:~w/~w", [M,F,A]),
+ io:format(standard_error,"~55s - ~6w : ~w us~n", [Str,C,Us])
+ end, MFAs),
+ ok.
+
+collect_loaded_mfas() ->
+ Ms = [M || M <- [element(1, Mi) || Mi <- code:all_loaded()]],
+ collect_loaded_mfas(Ms,[]).
+
+collect_loaded_mfas([],MFAs) -> MFAs;
+collect_loaded_mfas([M|Ms],MFAs0) ->
+ MFAs = [{M,F,A} || {F,A} <- M:module_info(functions)],
+ collect_loaded_mfas(Ms,MFAs ++ MFAs0).
+
+
+collect_mfas([], Info) -> Info;
+collect_mfas([MFA|MFAs],Info) ->
+ case erlang:trace_info(MFA,call_time) of
+ {call_time, []} ->
+ collect_mfas(MFAs,Info);
+ {call_time, false} ->
+ collect_mfas(MFAs,Info);
+ {call_time, Data} ->
+ case collect_mfa(MFA,Data,0,0) of
+ {{0,_},_} ->
+ %% ignore mfas with zero time
+ collect_mfas(MFAs,Info);
+ MfaData ->
+ collect_mfas(MFAs,[MfaData|Info])
+ end
+ end.
+
+collect_mfa(Mfa,[],Count,Time) -> {{Time,Count},Mfa};
+collect_mfa(Mfa,[{_Pid,C,S,Us}|Data],Count,Time) ->
+ collect_mfa(Mfa,Data,Count + C,Time + S * 1000000 + Us).
diff --git a/erts/test/nt_SUITE.erl b/erts/test/nt_SUITE.erl
index f798a40a6c..624e5484ba 100644
--- a/erts/test/nt_SUITE.erl
+++ b/erts/test/nt_SUITE.erl
@@ -37,13 +37,13 @@ suite() ->
[{ct_hooks,[ts_install_cth]},
{timetrap, {minutes, 3}}].
-all() ->
- case os:type() of
- {win32, nt} ->
- [nt, service_basic, service_env, user_env, synced,
- service_prio, logout, debug, restart, restart_always,
- stopaction];
- _ -> [nt]
+all() ->
+ case {os:type(), os:version()} of
+ {{win32, nt}, Vsn} when Vsn =< {6,1,999999} ->
+ [nt, service_basic, service_env, user_env, synced,
+ service_prio, logout, debug, restart, restart_always,
+ stopaction];
+ _ -> [nt]
end.
init_per_testcase(_Func, Config) ->
@@ -367,11 +367,13 @@ stopaction(Config) when is_list(Config) ->
%%% other platforms than NT.
nt(Config) when is_list(Config) ->
- case os:type() of
- {win32,nt} ->
- nt_run();
- _ ->
- {skipped, "This test case is intended for Win NT only."}
+ case {os:type(), os:version()} of
+ {{win32, nt}, Vsn} when Vsn =< {6,1,999999} ->
+ nt_run();
+ {{win32, nt}, _} ->
+ {skipped, "This test case requires admin privileges on Win 8 and later."};
+ _ ->
+ {skipped, "This test case is intended for Win NT only."}
end.
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-15 10:17:26 +0000