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SubjectRe: [PATCH 09/10] psi: cgroup support
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 <>

Acked-by: Tejun Heo <>

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


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