Messages in this thread | | | Date | Thu, 24 Sep 2020 13:45:06 -0400 | From | Phil Auld <> | Subject | Re: [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 > >> > > >
--
| |