Age | Commit message (Collapse) | Author |
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time. For each call a seperate process will be spawned to handle the request.
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prevent memory usage explosion
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Error caused by low resolution timers.
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Option {sort, calls} now sorts on calls.
Option {sort, time } now sorts on time.
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When cover generates HTML files and embeds source code within them, it
does not escape ampersands in the source code. These bare ampersands
get misinterpreted by web browsers as HTML character-entity
references; as a result, source code containing ampersands renders
improperly. This small patch fixes the problem by causing bare
ampersands to be escaped into as "&" character-entity references.
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* egil/eprof:
Fix eprof to handle error cases
Dialyzer cleanup for eprof
Fix fprof_SUITE to use new eprof API
Switch pattern API for eprof profile with mfa
Update eprof documentation
Update eprof_SUITE with more basic tests
Rename sorting choices for eprof
Teach eprof to align text output
Add dump functionality to eprof
Add log functionality to eprof
Update eprof tests to reflect new eprof
Add start timestamp to eprof profiling
Teach eprof to use the new breakpoints
OTP-8706 egil/eprof
eprof has been reimplemented with support in the Erlang virtual machine and
is now both faster (i.e. slows down the code being measured less) and
scales much better. In measurements we saw speed-ups compared to the old
eprof ranging from 6 times (for sequential code that only uses one
scheduler/core) up to 84 times (for parallel code that uses 8 cores).
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- Added {sort, mfa} option
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When given the option {builtins,true} Xref now adds calls to operators.
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Xref has been updated to use the re module instead of the deprecated regexp
module.
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A race condition affecting Cover has been removed.
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* egil/lcnt:
Add test suite for lcnt in tools
Add lcnt:rt_opt/1 bindings to erts_debug
Add runtime option to enable/disable lcnt stats
Add auto width on string output
Add lcnt documentation
Add lock profiling tool
OTP-8424 Add lock profiling tool.
The Lock profiling tool, lcnt, can make use of the internal lock
statistics when the runtime system is built with this feature
enabled.
This provides a mechanism to examine potential lock bottlenecks
within the runtime itself.
- Add erts_debug:lock_counters({copy_save, bool()}). This option
enables or disables statistics saving for destroyed processes and
ets-tables. Enabling this might consume a lot of memory.
- Add id-numbering for lock classes which is otherwise undefined.
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Runtime options for copy_save.
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The Lock profiling tool, lcnt, can make use of the internal lock statistics
when the runtime system is built with this feature enabled.
This provides a mechanism to examine potential lock bottlenecks within
the runtime itself.
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bug was introduced in R13B03. (Thanks to Matthew Sackman.)
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