Hello, Generally looks good to me. Some comments on cosmetics / interface. On Mon, Aug 04, 2025 at 08:29:41PM -0700, Tiffany Yang wrote: ... > + cgroup.freeze.stat.local This was mentioned before and maybe I missed the following discussions but given that cgroup.freeze is a part of core cgroup, cgroup.stat.local is probably the right place. It's not great that cgroup.stat wouldn't be a superset of cgroup.stat.local but we can add the hierarchical counter later if necessary. > + A read-only flat-keyed file which exists in non-root cgroups. > + The following entry is defined: > + > + freeze_time_total How about just frozen_usec? "_usec" is what we used in cpu.stat for time stats. > + Cumulative time that this cgroup has spent between freezing and > + thawing, regardless of whether by self or ancestor groups. > + NB: (not) reaching "frozen" state is not accounted here. > + > + Using the following ASCII representation of a cgroup's freezer > + state, :: It's a bit odd to include credit in a doc file. Maybe move it to the description or add Co-developed-by: tag? Thanks. -- tejun