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Add the --enable-mremap option.

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Add the --enable-mremap option, and disable the use of mremap(2) by
default, for the same reason that freeing chunks via munmap(2) is
disabled by default on Linux: semi-permanent VM map fragmentation.
This commit is contained in:
Jason Evans 2012-05-09 16:12:00 -07:00
parent 374d26a43b
commit 2e671ffbad
7 changed files with 64 additions and 17 deletions
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10
doc/jemalloc.xml.in
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@ -650,6 +650,16 @@ for (i = 0; i < nbins; i++) {
during build configuration.</para></listitem>
</varlistentry>
<varlistentry>
<term>
<mallctl>config.mremap</mallctl>
(<type>bool</type>)
<literal>r-</literal>
</term>
<listitem><para><option>--enable-mremap</option> was specified during
build configuration.</para></listitem>
</varlistentry>
<varlistentry>
<term>
<mallctl>config.munmap</mallctl>