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