Re: [memcg] 45208c9105: -14.0% regression

From: Tejun Heo
Date: Mon Sep 13 2021 - 16:10:27 EST

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.