Messages in this thread | | | Date | Wed, 25 May 2016 18:24:49 +0200 | From | Peter Zijlstra <> | Subject | Re: [RFC][PATCH 0/7] sched: select_idle_siblings rewrite |
| |
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?
| |