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