On Thu, 2 Jul 2020 at 15:29, Mel Gorman wrote:
>
> On Thu, Jul 02, 2020 at 11:27:52AM +0200, Dietmar Eggemann wrote:
> > On 17/06/2020 16:52, Peter Puhov wrote:
> > > On Wed, 17 Jun 2020 at 06:50, Valentin Schneider
> > > wrote:
> > >>
> > >>
> > >> On 16/06/20 17:48, peter.pu...@linaro.org wrote
On Thu, Jul 02, 2020 at 11:27:52AM +0200, Dietmar Eggemann wrote:
> On 17/06/2020 16:52, Peter Puhov wrote:
> > On Wed, 17 Jun 2020 at 06:50, Valentin Schneider
> > wrote:
> >>
> >>
> >> On 16/06/20 17:48, peter.pu...@linaro.org wrote:
> >>> From: Peter Puhov
> >>> We tested this patch with follo
On 17/06/2020 16:52, Peter Puhov wrote:
> On Wed, 17 Jun 2020 at 06:50, Valentin Schneider
> wrote:
>>
>>
>> On 16/06/20 17:48, peter.pu...@linaro.org wrote:
>>> From: Peter Puhov
>>> We tested this patch with following benchmarks:
>>> perf bench -f simple sched pipe -l 400
>>> perf bench
On Wed, 17 Jun 2020 at 06:50, Valentin Schneider
wrote:
>
>
> On 16/06/20 17:48, peter.pu...@linaro.org wrote:
> > From: Peter Puhov
> > We tested this patch with following benchmarks:
> > perf bench -f simple sched pipe -l 400
> > perf bench -f simple sched messaging -l 3
> > perf
On 16/06/20 17:48, peter.pu...@linaro.org wrote:
> From: Peter Puhov
> We tested this patch with following benchmarks:
> perf bench -f simple sched pipe -l 400
> perf bench -f simple sched messaging -l 3
> perf bench -f simple mem memset -s 3GB -l 15 -f default
> perf bench -f s
From: Peter Puhov
In slow path, when selecting idlest group, if both groups have type
group_has_spare, only idle_cpus count gets compared.
As a result, if multiple tasks are created in a tight loop,
and go back to sleep immediately
(while waiting for all tasks to be created),
they may be sched
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