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