Edit: /proc/cgroups (0B)
#subsys_name hierarchy num_cgroups enabled
cpuset 3 4 1
cpu 2 10 1
cpuacct 2 10 1
blkio 10 46 1
memory 7 159 1
devices 6 135 1
freezer 5 4 1
net_cls 12 4 1
perf_event 11 4 1
net_prio 12 4 1
hugetlb 4 4 1
pids 8 142 1
rdma 9 4 1