25.10.

# cat /proc/11269/cgroup
12:freezer:/
11:cpuset:/
10:devices:/system.slice
9:memory:/system.slice/example.service
8:pids:/system.slice/example.service
7:hugetlb:/
6:rdma:/
5:perf_event:/
4:cpu,cpuacct:/
3:net_cls,net_prio:/
2:blkio:/
1:name=systemd:/system.slice/example.service