Messages in this thread | | | Date | Wed, 25 May 2016 13:11:31 -0400 | From | Chris Mason <> | Subject | Re: [RFC][PATCH 0/7] sched: select_idle_siblings rewrite |
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On Wed, May 25, 2016 at 06:24:49PM +0200, Peter Zijlstra wrote: >On Wed, May 25, 2016 at 10:51:20AM -0400, Chris Mason wrote: >> On Mon, May 09, 2016 at 12:48:07PM +0200, Peter Zijlstra wrote: >> > Hai, >> > >> > here be a semi coherent patch series for the recent select_idle_siblings() >> > tinkering. Happy benchmarking.. >> >> This took a while, mostly because my original schbench showed your >> patches were just as fast as our internal patch, but our production >> benchmark showed a 5-10% regression. My theory was just that schbench >> wasn't fine grained enough, and the load would stop before the >> regression kicked in. > >Just to be sure; regression as per your production kernel, not vs. >mainline, right?
Sorry yes, that's correct.
-chris
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