#subsys_name hierarchy num_cgroups enabled cpuset 0 254 1 cpu 0 254 1 cpuacct 0 254 1 blkio 0 254 1 memory 0 254 1 devices 0 254 1 freezer 0 254 1 net_cls 0 254 1 perf_event 0 254 1 net_prio 0 254 1 hugetlb 0 254 1 pids 0 254 1 rdma 0 254 1 misc 0 254 1