threads/167308: Performance regression in thread locking on
listlog2011 at gmail.com
Thu Apr 26 02:45:33 UTC 2012
On 2012/4/26 9:44, linimon at FreeBSD.org wrote:
> Old Synopsis: Perf regression in thread locking on 8-stable
> New Synopsis: Performance regression in thread locking on 8-stable [regression]
> Responsible-Changed-From-To: freebsd-threads->davidxu
> Responsible-Changed-By: linimon
> Responsible-Changed-When: Thu Apr 26 01:41:20 UTC 2012
> Over to committer of r234373.
This is a known problem that the unlocking is not optimized when the mutex
is heavily contented, I may MFC wake2 later.
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