#subsys_name hierarchy num_cgroups enabled cpuset 2 7 1 cpu 4 10 1 cpuacct 4 10 1 memory 10 10 1 devices 11 100 1 freezer 6 7 1 net_cls 9 7 1 blkio 5 10 1 perf_event 8 7 1 hugetlb 3 7 1 pids 7 1 1 net_prio 9 7 1