NACK: [SRU][B][PATCH 0/1] Fix aggressive CFS throttling (LP: #1832151)
Khaled Elmously
khalid.elmously at canonical.com
Fri Jun 28 15:31:58 UTC 2019
NACKing this thread for now since it may cause regressions and, as per the affected customer, it doesn't completely resolve the reported problem.
On 2019-06-14 11:49:34 , Khalid Elmously wrote:
> In some cases, unnecessary CFS-throttling can happen due to incorrect drift calculation..
>
> Fix is a straightforward backport from upstream and has positive testing from bug reporter.
>
> More details in the LP bug and the SF case.
>
>
> Xunlei Pang (1):
> sched/fair: Fix bandwidth timer clock drift condition
>
> kernel/sched/fair.c | 14 ++++++++------
> kernel/sched/sched.h | 6 +++++-
> 2 files changed, 13 insertions(+), 7 deletions(-)
>
> --
> 2.17.1
>
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