Messages in this thread |  | | Subject | Re: [v4.8-rc1 Regression] sched/fair: Apply more PELT fixes | From | Mike Galbraith <> | Date | Sat, 08 Oct 2016 13:49:09 +0200 |
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On Sat, 2016-10-08 at 13:37 +0200, Vincent Guittot wrote: > On 8 October 2016 at 10:39, Ingo Molnar <mingo@kernel.org> wrote: > > > > * Peter Zijlstra <peterz@infradead.org> wrote: > > > > > On Fri, Oct 07, 2016 at 03:38:23PM -0400, Joseph Salisbury wrote: > > > > Hello Peter, > > > > > > > > A kernel bug report was opened against Ubuntu [0]. After a > > > > kernel > > > > bisect, it was found that reverting the following commit > > > > resolved this bug: > > > > > > > > commit 3d30544f02120b884bba2a9466c87dba980e3be5 > > > > Author: Peter Zijlstra <peterz@infradead.org> > > > > Date: Tue Jun 21 14:27:50 2016 +0200 > > > > > > > > sched/fair: Apply more PELT fixes > > This patch only speeds up the update of task group load in order to > reflect the new load balance but It should not change the final value > and as a result the final behavior. I will try to reproduce it in my > target later today
FWIW, I tried and failed w/wo autogroup on 4.8 and master.
-Mike
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