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From: Tejun Heo <tj@kernel.org>
To: Daniel Jordan <daniel.m.jordan@oracle.com>
Cc: Huaixin Chang <changhuaixin@linux.alibaba.com>,
	linux-kernel@vger.kernel.org, peterz@infradead.org,
	anderson@cs.unc.edu, baruah@wustl.edu, bsegall@google.com,
	dietmar.eggemann@arm.com, dtcccc@linux.alibaba.com,
	juri.lelli@redhat.com, khlebnikov@yandex-team.ru,
	luca.abeni@santannapisa.it, mgorman@suse.de, mingo@redhat.com,
	odin@uged.al, odin@ugedal.com, pauld@redhead.com, pjt@google.com,
	rostedt@goodmis.org, shanpeic@linux.alibaba.com,
	tommaso.cucinotta@santannapisa.it, vincent.guittot@linaro.org,
	xiyou.wangcong@gmail.com
Subject: Re: [PATCH 1/2] sched/fair: Add cfs bandwidth burst statistics
Date: Mon, 23 Aug 2021 09:03:00 -1000	[thread overview]
Message-ID: <YSPw5B0Njj3sUdKB@slm.duckdns.org> (raw)
In-Reply-To: <20210823183210.bih6p77fh3gwdfic@oracle.com>

On Mon, Aug 23, 2021 at 02:32:10PM -0400, Daniel Jordan wrote:
> burst_time is nsec, not usec.
> 
> Just "burst_time" seems the way to go for consistency with
> throttled_time in the same file, though "burst_usec" nicely has units
> and would have the same name between cgroup1 and 2.

The cgroup2 interface rule is that time units are in usecs. The right thing
to do is keeping the _usec postfix (to avoid confusion due to the unit
change from cgroup1) and converting it to usecs for printing.

Thanks.

-- 
tejun

  reply	other threads:[~2021-08-23 19:03 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-16  7:08 [PATCH 0/2] Add statistics and document for cfs bandwidth burst Huaixin Chang
2021-08-16  7:08 ` [PATCH 1/2] sched/fair: Add cfs bandwidth burst statistics Huaixin Chang
2021-08-23 18:32   ` Daniel Jordan
2021-08-23 19:03     ` Tejun Heo [this message]
2021-08-16  7:08 ` [PATCH 2/2] sched/fair: Add document for burstable CFS bandwidth Huaixin Chang
2021-08-23 20:53   ` Daniel Jordan
  -- strict thread matches above, loose matches on Subject: below --
2021-08-30  3:22 [PATCH 0/2 v2] Add statistics and document for cfs_b burst Huaixin Chang
2021-08-30  3:22 ` [PATCH 1/2] sched/fair: Add cfs bandwidth burst statistics Huaixin Chang
2021-09-03 18:47   ` Benjamin Segall
2021-07-30  7:09 [PATCH 0/2] Add statistics and ducument for cfs bandwidth burst Huaixin Chang
2021-07-30  7:09 ` [PATCH 1/2] sched/fair: Add cfs bandwidth burst statistics Huaixin Chang
2021-08-12 12:18   ` changhuaixin

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