linux-kernel - Re: [PATCH 0/2 v2] Add statistics and document for cfs

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Date:   Fri, 3 Sep 2021 21:12:25 +0800
From:   changhuaixin <changhuaixin@...ux.alibaba.com>
To:     open list <linux-kernel@...r.kernel.org>
Cc:     changhuaixin <changhuaixin@...ux.alibaba.com>,
        Peter Zijlstra <peterz@...radead.org>, anderson@...unc.edu,
        baruah@...tl.edu, Benjamin Segall <bsegall@...gle.com>,
        Dietmar Eggemann <dietmar.eggemann@....com>,
        dtcccc@...ux.alibaba.com, juri.lelli@...hat.com,
        khlebnikov@...dex-team.ru, luca.abeni@...tannapisa.it,
        mgorman@...e.de, mingo@...hat.com, odin@...d.al, odin@...dal.com,
        pauld@...head.com, pjt@...gle.com, rostedt@...dmis.org,
        shanpeic@...ux.alibaba.com, tj@...nel.org,
        tommaso.cucinotta@...tannapisa.it, vincent.guittot@...aro.org,
        xiyou.wangcong@...il.com, daniel.m.jordan@...cle.com
Subject: Re: [PATCH 0/2 v2] Add statistics and document for cfs_b burst

Hi,

I wonder how do these two patches look this time, from cfs_b's point of view.
The statistics is simpler than before. And document is added too.

> On Aug 30, 2021, at 11:22 AM, Huaixin Chang <changhuaixin@...ux.alibaba.com> wrote:
> 
> Changelog:
> v2:
> - Use burst_time in nanoseconds for cgroup1 interface, and burst_usec
>  in microseconds for cgroup2 interface.
> - Minor document adjustment.
> 
> v1 Link:
> https://lore.kernel.org/lkml/20210816070849.3153-1-changhuaixin@linux.alibaba.com/
> 
> Huaixin Chang (2):
>  sched/fair: Add cfs bandwidth burst statistics
>  sched/fair: Add document for burstable CFS bandwidth
> 
> Documentation/admin-guide/cgroup-v2.rst |  8 ++++
> Documentation/scheduler/sched-bwc.rst   | 85 +++++++++++++++++++++++++++++----
> kernel/sched/core.c                     | 13 +++--
> kernel/sched/fair.c                     |  9 ++++
> kernel/sched/sched.h                    |  3 ++
> 5 files changed, 105 insertions(+), 13 deletions(-)
> 
> -- 
> 2.14.4.44.g2045bb6