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SubjectRe: [RFC PATCH v2] sched/fair: select idle cpu from idle cpumask in sched domain
On Thu, Sep 24, 2020 at 10:43:12AM -0700 Tim Chen wrote:
>
>
> On 9/24/20 10:13 AM, Phil Auld wrote:
> > On Thu, Sep 24, 2020 at 09:37:33AM -0700 Tim Chen wrote:
> >>
> >>
> >> On 9/22/20 12:14 AM, Vincent Guittot wrote:
> >>
> >>>>
> >>>>>>
> >>>>>> And a quick test with hackbench on my octo cores arm64 gives for 12
> >>
> >> Vincent,
> >>
> >> Is it octo (=10) or octa (=8) cores on a single socket for your system?
> >
> > In what Romance language does octo mean 10? :)
> >
>
> Got confused by october, the tenth month. :)

It used to be the eigth month ;)

>
> Tim
>
> >
> >> The L2 is per core or there are multiple L2s shared among groups of cores?
> >>
> >> Wonder if placing the threads within a L2 or not within
> >> an L2 could cause differences seen with Aubrey's test.
> >>
> >> Tim
> >>
> >
>

--

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