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