project-base/server-skynet-source-3rd-jemalloc
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Implement thread-aware allocation event tracing.

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This commit is contained in:
Jason Evans
2009-12-29 00:09:15 -08:00
parent 90895cf859
commit 569432cffd
8 changed files with 580 additions and 259 deletions
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22
jemalloc/doc/jemalloc.3.in
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@@ -290,10 +290,21 @@ The default value is 128 bytes.
@roff_mag@@roff_tls@to acquire and release objects in bulk.
@roff_mag@@roff_tls@Increasing the magazine size decreases locking overhead, at
@roff_mag@@roff_tls@the expense of increased memory usage.
@roff_stats@.It U
@roff_stats@Generate a verbose trace log via
@roff_stats@.Fn @jemalloc_prefix@malloc_message
@roff_stats@for all allocation operations.
@roff_trace@.It T
@roff_trace@Write a verbose trace log to a set of files named according to the
@roff_trace@pattern
@roff_trace@.Pa jemtr.<pid>.<arena>
@roff_trace@for all allocation operations.
@roff_trace@The result can be converted from
@roff_trace@.Nm jemtr
@roff_trace@to
@roff_trace@.Nm mtr
@roff_trace@format via
@roff_trace@.Xr jemtr2mtr 1 ,
@roff_trace@the output of which can be used by
@roff_trace@.Xr mtrplay 1
@roff_trace@and
@roff_trace@.Xr mtrgraph 1 .
@roff_sysv@.It V
@roff_sysv@Attempting to allocate zero bytes will return a
@roff_sysv@.Dv NULL
@@ -555,6 +566,9 @@ on calls to these functions:
@jemalloc_prefix@malloc_options = "X";
.Ed
.Sh SEE ALSO
.Xr mtrgraph 1 ,
.Xr mtrplay 1 ,
.Xr jemtr2mtr 1 ,
.Xr madvise 2 ,
.Xr mmap 2 ,
.Xr sbrk 2 ,