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SubjectRe: [PATCH v3 4/4] sched/fair: Add document for burstable CFS bandwidth control
On Thu, Jan 21, 2021 at 07:04:53PM +0800, Huaixin Chang wrote:
> Basic description of usage and effect for CFS Bandwidth Control Burst.
>
> Signed-off-by: Huaixin Chang <changhuaixin@linux.alibaba.com>
> Signed-off-by: Shanpei Chen <shanpeic@linux.alibaba.com>

Guess :-)

> +Sometimes users might want a group to burst without accumulation. This is
> +tunable via::
> + /proc/sys/kernel/sched_cfs_bw_burst_onset_percent (default=0)
> +
> +Up to 100% runtime of cpu.cfs_burst_us might be given on setting bandwidth.

Sometimes is a very crap reason for code to exist. Also, everything is
in _us, why do we have this one thing as a percent?

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