Messages in this thread | | | Date | Mon, 1 Nov 2021 06:48:25 -1000 | From | Tejun Heo <> | Subject | Re: [PATCH] cgroup: Fix rootcg cpu.stat guest double counting |
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On Thu, Oct 28, 2021 at 03:15:27PM -0700, Dan Schatzberg wrote: > In account_guest_time in kernel/sched/cputime.c guest time is > attributed to both CPUTIME_NICE and CPUTIME_USER in addition to > CPUTIME_GUEST_NICE and CPUTIME_GUEST respectively. Therefore, adding > both to calculate usage results in double counting any guest time at > the rootcg. > > Fixes: 936f2a70f207 ("cgroup: add cpu.stat file to root cgroup") > Signed-off-by: Dan Schatzberg <schatzberg.dan@gmail.com>
Applying to cgroup/for-5.16.
Thanks.
-- tejun
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