11:cpuacct,cpu:/
10:perf_event:/
9:net_prio,net_cls:/
8:hugetlb:/
7:cpuset:/
6:memory:/
5:freezer:/
4:devices:/user.slice
3:blkio:/
2:pids:/user.slice
1:name=systemd:/user.slice/user-1000.slice/session-21.scope