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