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