Edit: /proc/cgroups (0B)
#subsys_name hierarchy num_cgroups enabled
cpuset 8 4 1
cpu 3 10 1
cpuacct 3 10 1
blkio 6 34 1
memory 9 183 1
devices 2 134 1
freezer 12 4 1
net_cls 5 4 1
perf_event 11 4 1
net_prio 5 4 1
hugetlb 4 4 1
pids 10 141 1
rdma 7 4 1