#subsys_name hierarchy num_cgroups enabled cpuset 0 637 1 cpu 0 637 1 cpuacct 0 637 1 blkio 0 637 1 memory 0 637 1 devices 0 637 1 freezer 0 637 1 net_cls 0 637 1 perf_event 0 637 1 net_prio 0 637 1 hugetlb 0 637 1 pids 0 637 1 rdma 0 637 1 misc 0 637 1