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Track nfills and nflushes for arenas.i.small / large.

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Small is added purely for convenience.  Large flushes wasn't tracked before and
can be useful in analysis.  Large fill simply reports nmalloc, since there is no
batch fill for large currently.
This commit is contained in:
Qi Wang
2019-05-06 16:36:55 -07:00
committed by Qi Wang
parent 13e88ae970
commit 07c44847c2
7 changed files with 139 additions and 15 deletions
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44
doc/jemalloc.xml.in
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@@ -2798,6 +2798,28 @@ struct extent_hooks_s {
all bin size classes.</para></listitem>
</varlistentry>
<varlistentry id="stats.arenas.i.small.nfills">
<term>
<mallctl>stats.arenas.&lt;i&gt;.small.nfills</mallctl>
(<type>uint64_t</type>)
<literal>r-</literal>
[<option>--enable-stats</option>]
</term>
<listitem><para>Cumulative number of tcache fills by all small size
classes.</para></listitem>
</varlistentry>
<varlistentry id="stats.arenas.i.small.nflushes">
<term>
<mallctl>stats.arenas.&lt;i&gt;.small.nflushes</mallctl>
(<type>uint64_t</type>)
<literal>r-</literal>
[<option>--enable-stats</option>]
</term>
<listitem><para>Cumulative number of tcache flushes by all small size
classes.</para></listitem>
</varlistentry>
<varlistentry id="stats.arenas.i.large.allocated">
<term>
<mallctl>stats.arenas.&lt;i&gt;.large.allocated</mallctl>
@@ -2848,6 +2870,28 @@ struct extent_hooks_s {
all large size classes.</para></listitem>
</varlistentry>
<varlistentry id="stats.arenas.i.large.nfills">
<term>
<mallctl>stats.arenas.&lt;i&gt;.large.nfills</mallctl>
(<type>uint64_t</type>)
<literal>r-</literal>
[<option>--enable-stats</option>]
</term>
<listitem><para>Cumulative number of tcache fills by all large size
classes.</para></listitem>
</varlistentry>
<varlistentry id="stats.arenas.i.large.nflushes">
<term>
<mallctl>stats.arenas.&lt;i&gt;.large.nflushes</mallctl>
(<type>uint64_t</type>)
<literal>r-</literal>
[<option>--enable-stats</option>]
</term>
<listitem><para>Cumulative number of tcache flushes by all large size
classes.</para></listitem>
</varlistentry>
<varlistentry id="stats.arenas.i.bins.j.nmalloc">
<term>
<mallctl>stats.arenas.&lt;i&gt;.bins.&lt;j&gt;.nmalloc</mallctl>