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From: Tejun Heo <tj@kernel.org>
To: Shakeel Butt <shakeelb@google.com>
Cc: Feng Tang <feng.tang@intel.com>, Hillf Danton <hdanton@sina.com>,
	LKML <linux-kernel@vger.kernel.org>,
	Xing Zhengjun <zhengjun.xing@linux.intel.com>,
	Linux MM <linux-mm@kvack.org>
Subject: Re: [memcg] 45208c9105: aim7.jobs-per-min -14.0% regression
Date: Mon, 13 Sep 2021 10:10:16 -1000	[thread overview]
Message-ID: <YT+wKFZg0OS0YFrF@slm.duckdns.org> (raw)
In-Reply-To: <CALvZod7mBLbkqZJzZz=XNGTDB4mxCd6dwM40aCv6t8fWbdUJdw@mail.gmail.com>

On Mon, Sep 13, 2021 at 01:09:11PM -0700, Shakeel Butt wrote:
> Thanks a lot for the explanation. Are there any concerns to call
> cgroup_rstat_flush_irqsafe(root_mem_cgroup->css.cgroup) in system_wq?
> This will be called every 2 seconds, so, we can assume the updated
> tree would be small most of the time.

I can't think of a reason why this would be problematic.

Thanks.

-- 
tejun

  reply	other threads:[~2021-09-13 20:10 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20210902215504.dSSfDKJZu%akpm@linux-foundation.org>
2021-09-05 12:44 ` [memcg] 45208c9105: aim7.jobs-per-min -14.0% regression kernel test robot
2021-09-05 22:15   ` Shakeel Butt
2021-09-07  3:30     ` Feng Tang
2021-09-10  0:43       ` Shakeel Butt
2021-09-10  1:08         ` Feng Tang
2021-09-10  1:19           ` Shakeel Butt
2021-09-10  2:34             ` Feng Tang
2021-09-10  4:17               ` Shakeel Butt
     [not found]         ` <20210912111756.4158-1-hdanton@sina.com>
2021-09-12 13:29           ` Feng Tang
2021-09-13 16:41             ` Shakeel Butt
2021-09-13 19:40               ` Shakeel Butt
2021-09-13 19:42                 ` Tejun Heo
2021-09-13 20:09                   ` Shakeel Butt
2021-09-13 20:10                     ` Tejun Heo [this message]
2021-09-13 20:13                       ` Shakeel Butt
2021-09-14  2:13                         ` Feng Tang
2021-09-14  4:20                           ` Shakeel Butt

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