15:devices:/system.slice/postgresql-9.6.service 13:net_prio,net_cls:/ 12:perf_event:/ 10:cpuacct,cpu:/ 9:freezer:/ 8:hugetlb:/ 6:cpuset:/ 5:name=systemd:/system.slice/postgresql-9.6.service 3:pids:/system.slice/postgresql-9.6.service 2:memory:/system.slice/postgresql-9.6.service 1:blkio:/system.slice/postgresql-9.6.service