Hello, On Wed, Jul 10, 2024 at 02:23:52PM -0400, Waiman Long wrote: > With this patch applied, a sample output from root cgroup.stat file > was shown below. > > nr_descendants 54 > nr_dying_descendants 44 > nr_cpuset 1 > nr_cpu 40 > nr_io 40 > nr_memory 54 > nr_dying_memory 44 > nr_perf_event 55 > nr_hugetlb 1 > nr_pids 54 > nr_rdma 1 > nr_misc 1 So, css may be too specific a name but this looks a bit disorganized. How about using controller as the common prefix? Maybe something like: nr_controllers_cpu 40 nr_controllers_io 40 nr_controllers_memory 54 nr_controller_perf_event 55 ... nr_dying_controllers_memory 44 If controllers is too long, we can shorten it somehow or use subsys, maybe? Thanks. -- tejun