Re: [PATCH 0/9] psi: pressure stall information for CPU, memory, and IO v3

From: peter enderborg
Date: Tue Aug 07 2018 - 07:50:14 EST

On 08/01/2018 05:19 PM, Johannes Weiner wrote:
> A kernel with CONFIG_PSI=y will create a /proc/pressure directory with
> 3 files: cpu, memory, and io. If using cgroup2, cgroups will also have
> cpu.pressure, memory.pressure and io.pressure files, which simply
> aggregate task stalls at the cgroup level instead of system-wide.
Usually there are objections to add more stuff to /proc. Is this an exception?