10:rdma:/ 9:net_prio:/ 8:freezer:/ 7:net_cls:/ 6:devices:/system.slice 5:hugetlb:/ 4:pids:/system.slice 3:perf_event:/ 2:cpuset,cpu,cpuacct,blkio,memory:/USERS/1589 1:name=systemd:/system.slice/httpd.service 0::/