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| author | Jason Evans <je@fb.com> | 2012-03-05 22:34:37 (GMT) |
|---|---|---|
| committer | Jason Evans <je@fb.com> | 2012-03-05 22:34:37 (GMT) |
| commit | 4507f34628dfae26e6b0a6faa13e5f9a49600616 (patch) | |
| tree | 8d7003e439f0a2e5c617ae9b30dd1abf69d4a418 /doc | |
| parent | b8c8be7f8abe72f4cb4f315f3078ad864fd6a2d8 (diff) | |
| download | jemalloc-4507f34628dfae26e6b0a6faa13e5f9a49600616.zip jemalloc-4507f34628dfae26e6b0a6faa13e5f9a49600616.tar.gz jemalloc-4507f34628dfae26e6b0a6faa13e5f9a49600616.tar.bz2 | |
Remove the lg_tcache_gc_sweep option.
Remove the lg_tcache_gc_sweep option, because it is no longer
very useful. Prior to the addition of dynamic adjustment of tcache fill
count, it was possible for fill/flush overhead to be a problem, but this
problem no longer occurs.
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/jemalloc.xml.in | 20 |
1 files changed, 1 insertions, 19 deletions
diff --git a/doc/jemalloc.xml.in b/doc/jemalloc.xml.in index ca13493..74da409 100644 --- a/doc/jemalloc.xml.in +++ b/doc/jemalloc.xml.in @@ -853,29 +853,11 @@ malloc_conf = "xmalloc:true";]]></programlisting> allocations to be satisfied without performing any thread synchronization, at the cost of increased memory use. See the <link - linkend="opt.lg_tcache_gc_sweep"><mallctl>opt.lg_tcache_gc_sweep</mallctl></link> - and <link linkend="opt.lg_tcache_max"><mallctl>opt.lg_tcache_max</mallctl></link> - options for related tuning information. This option is enabled by + option for related tuning information. This option is enabled by default.</para></listitem> </varlistentry> - <varlistentry id="opt.lg_tcache_gc_sweep"> - <term> - <mallctl>opt.lg_tcache_gc_sweep</mallctl> - (<type>ssize_t</type>) - <literal>r-</literal> - [<option>--enable-tcache</option>] - </term> - <listitem><para>Approximate interval (log base 2) between full - thread-specific cache garbage collection sweeps, counted in terms of - thread-specific cache allocation/deallocation events. Garbage - collection is actually performed incrementally, one size class at a - time, in order to avoid large collection pauses. The default sweep - interval is 8192 (2^13); setting this option to -1 will disable garbage - collection.</para></listitem> - </varlistentry> - <varlistentry id="opt.lg_tcache_max"> <term> <mallctl>opt.lg_tcache_max</mallctl> |