11:pids:/system.slice/system-serial\x2dgetty.slice
10:memory:/system.slice/system-serial\x2dgetty.slice
9:cpuset:/
8:perf_event:/
7:net_cls,net_prio:/
6:devices:/system.slice/system-serial\x2dgetty.slice
5:cpu,cpuacct:/system.slice/system-serial\x2dgetty.slice
4:hugetlb:/
3:freezer:/
2:blkio:/system.slice/system-serial\x2dgetty.slice
1:name=systemd:/system.slice/system-serial\x2dgetty.slice/serial-getty@ttyS0.service