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memcache: fix cache::item_footprint()

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size of the sstring _ascii_prefix should also be added when computing
item footprint. Without this change, reclaimer would end up evicting
more than needed.

Signed-off-by: Raphael S. Carvalho <raphaelsc@cloudius-systems.com>
This commit is contained in:
Raphael S. Carvalho
2014-12-27 15:26:31 -02:00
committed by Avi Kivity
parent 466acedcb2
commit 48019c2df2
1 changed files with 1 additions and 1 deletions
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apps/memcached/memcache.cc
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@@ -733,7 +733,7 @@ private:
memory::reclaimer _reclaimer;
private:
size_t item_footprint(item_type& item_ref) {
return sizeof(item_type) + item_ref._data.size() + item_ref.key().size();
return sizeof(item_type) + item_ref._data.size() + item_ref._ascii_prefix.size() + item_ref.key().size();
}
template <bool IsInCache = true, bool IsInTimerList = true>