common: compute SimpleLRU's size with contents.size() instead of lru.size() #19813
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…size() As libstdc++ earlier than version 5 implement the list::size() as a O(n) operation, this should be needed to avoid regression of various ceph component's performance. Signed-off-by: Xuehan Xu <xuxuehan@360.cn>
liewegas
approved these changes
Jan 6, 2018
tchaikov
approved these changes
Jan 6, 2018
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As libstdc++ earlier than version 5 implement the list::size() as a O(n) operation,
this should be needed to avoid regression of various ceph component's performance.
Signed-off-by: Xuehan Xu xuxuehan@360.cn
http://tracker.ceph.com/issues/22613