Hi Longman, On Wed, May 28, 2025 at 11:45:29AM -0400, Waiman Long wrote: > > On 5/28/25 11:23 AM, Waiman Long wrote: > > I believe breaking the sentence into two separate components > > is actually making it less correct. There are implicit > > controllers that are always enabled and do not show up in > > cgroup.controllers. Prime examples are perf_event and > > freezer. IOW, only controllers that are available and need > > to be explicitly enabled will show up. > > A correction: The cgroup.controllers file shows the controllers > that are available in the current cgroup and which have to be > explicitly enabled in cgroup.subtree_control to make them > available in the child cgroups. Thank you for pointing it out. Vishal > > Cheers, > Longman >