Re: [PATCH 09/10] psi: cgroup support

From: Tejun Heo
Date: Thu Jul 12 2018 - 16:08:27 EST


On Thu, Jul 12, 2018 at 01:29:41PM -0400, Johannes Weiner wrote:
> On a system that executes multiple cgrouped jobs and independent
> workloads, we don't just care about the health of the overall system,
> but also that of individual jobs, so that we can ensure individual job
> health, fairness between jobs, or prioritize some jobs over others.
>
> This patch implements pressure stall tracking for cgroups. In kernels
> with CONFIG_PSI=y, cgroup2 groups will have cpu.pressure,
> memory.pressure, and io.pressure files that track aggregate pressure
> stall times for only the tasks inside the cgroup.
>
> Signed-off-by: Johannes Weiner <hannes@xxxxxxxxxxx>

Acked-by: Tejun Heo <tj@xxxxxxxxxx>

Please feel free to route with the rest of the patchset.

Thanks.

--
tejun