Age | Commit message (Collapse) | Author |
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* egil/erts/tracing-beam-lttng/OTP-10282:
erts: Don't use ratio in carrier lttng tracepoints
Add lttng testcases
erts: Extend erlang:system_info/1 with lttng
Refactor and fix dtrace define in erl_message
erts: Add lttng tracepoints for async pool queue
erts: Add lttng tracepoints for drivers
erts: Add lttng tracepoints for scheduler events
erts: Add lttng tracepoints for memory carriers
erts: Update lttng-wrapper with mfa conversion
erts: Teach lttng to configure and build system
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=== OTP-18.3.1 ===
Changed Applications:
- erts-7.3.1
- inets-6.2.1
- mnesia-4.13.4
Unchanged Applications:
- asn1-4.0.2
- common_test-1.12
- compiler-6.0.3
- cosEvent-2.2
- cosEventDomain-1.2
- cosFileTransfer-1.2
- cosNotification-1.2.1
- cosProperty-1.2
- cosTime-1.2.1
- cosTransactions-1.3.1
- crypto-3.6.3
- debugger-4.1.2
- dialyzer-2.9
- diameter-1.11.2
- edoc-0.7.18
- eldap-1.2.1
- erl_docgen-0.4.2
- erl_interface-3.8.2
- et-1.5.1
- eunit-2.2.13
- gs-1.6
- hipe-3.15
- ic-4.4
- jinterface-1.6.1
- kernel-4.2
- megaco-3.18
- observer-2.1.2
- odbc-2.11.1
- orber-3.8.1
- os_mon-2.4
- ose-1.1
- otp_mibs-1.1
- parsetools-2.1.1
- percept-0.8.11
- public_key-1.1.1
- reltool-0.7
- runtime_tools-1.9.3
- sasl-2.7
- snmp-5.2.2
- ssh-4.2.2
- ssl-7.3
- stdlib-2.8
- syntax_tools-1.7
- test_server-3.10
- tools-2.8.3
- typer-0.9.10
- webtool-0.9.1
- wx-1.6.1
- xmerl-1.3.10
Conflicts:
OTP_VERSION
erts/emulator/test/save_calls_SUITE.erl
erts/vsn.mk
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62473daf introduced an unsafe optimization in the loader.
See the comments in the test case for an explanation of
the problem.
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* lukas/erts/enif_trace_functions/OTP-13442:
erts: Fix bug in enif_send
erts: Fix windows nif port tests
erts: Fix bug in enif_term_to_binary
erts: Remove printout when dec_term fails in DEBUG
erts: Polish erl_nif docs
erts: Improve enif_binary_to_term
erts: Add enif_port_command
erts: Add enif_term_to_binary and enif_binary_to_term
erts: Add enif_is_process/port_alive
erts: Add enif_cpu/now_time and enif_make_unique_integer
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* Accept a raw data buffer instead of ErlNifBinary
* Accept option ERL_NIF_BIN2TERM_SAFE
* Return number of read bytes
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Those clause are obsolete and never used by common_test.
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The macro ?t is deprecated. Replace its use with 'test_server'.
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* rickard/ds-sched-suspend:
Improved scheduler suspend functionality
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- The calling process is now suspended while synchronizing
scheduler suspends via erlang:system_flag(schedulers_online, _)
and erlang:system_flag(multi_scheduling, _), instead of blocking
the scheduler thread in the BIF call waiting for the operation
to synchronize. Besides releasing the scheduler for other work
(or immediate suspend) it also makes it possible to abort the
operation by killing the process.
- erlang:system_flag(schedulers_online, _) now only wait for normal
schedulers to complete before it returns. This since it may take
a very long time before all dirty schedulers suspends.
- erlang:system_flag(multi_scheduling, block_normal|unblock_normal)
which only operate on normal schedulers has been introduced. This
since there are use cases where suspend of dirty schedulers are
not of interest (hipe loader).
- erlang:system_flag(multi_scheduling, block) still blocks all
dirty schedulers as well as all normal schedulers except one since
it is hard to redefine what multi scheduling block means.
- The three operations:
- changing amount of schedulers online
- blocking/unblocking normal multi scheduling
- blocking/unblocking full multi scheduling
can now be done in parallel. This is important since otherwise
a full multi scheduling block would potentially delay the other
operations for a very long time.
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No point in checking tmp_alloc instance 0
as any non-scheduler thread could race us.
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The BIFs prepare_loading/2 and finish_loading/1 have been
designed to allow fast loading in parallel of many modules.
Because of the complications with on_load functions,
the initial implementation of finish_loading/1 only allowed
a single element in the list of prepared modules.
finish_loading/1 does not suspend other processes, but it must wait
for all schedulers to pass a write barrier ("thread progress"). The
time for all schedulers to pass the write barrier is highly variable,
depending on what kind of code they are executing. Therefore, allowing
finish_loading/1 to finish the loading for more than one module before
passing the write barrier could potentially be much faster than
calling finish_loading/1 multiple times.
The test case many/1 run on my computer shows that with "heavy load",
finish loading of 100 modules in parallel is almost 50 times faster
than loading them sequentially. With "light load", the gain is still
almost 10 times.
Here follows an actual sample of the output from the test case on
my computer (an 2012 iMac):
Light load
==========
Sequential: 22361 µs
Parallel: 2586 µs
Ratio: 9
Heavy load
==========
Sequential: 254512 µs
Parallel: 5246 µs
Ratio: 49
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* sverk/fix-list-length-int/OTP-13288:
erts: Fix error cases in enif_get_list_length
erts: Use Sint instead of int for list lengths
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* bjorn/remove-test_server/OTP-12705:
Remove test_server as a standalone application
Erlang mode for Emacs: Include ct.hrl instead test_server.hrl
Remove out-commented references to the test_server applications
Makefiles: Remove test_server from include path and code path
Eliminate use of test_server.hrl and test_server_line.hrl
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Since no test suites includede test_server.hrl, there is no need
to have test_server in the include path or code path.
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As a first step to removing the test_server application as
as its own separate application, change the inclusion of
test_server.hrl to an inclusion of ct.hrl and remove the
inclusion of test_server_line.hrl.
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* rickard/ds-fixes:
Fix unique_SUITE for dirty schedulers
Add dirty scheduler process termination test
Ensure that work is done on the correct type of schedulers
Conflicts:
erts/emulator/beam/erl_process.c
erts/emulator/beam/erl_process.h
erts/emulator/beam/erl_process_dump.c
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