...

/sys/fs/cgroup/pids/user.slice

.	Edit
..	Edit
cgroup.clone_children	Edit
cgroup.procs	Edit
notify_on_release	Edit
pids.current	Edit
pids.events	Edit
pids.max	Edit
pids.peak	Edit
tasks	Edit
user-0.slice	Edit
user-1020.slice	Edit
user-1043.slice	Edit
user-1059.slice	Edit
user-1066.slice	Edit
user-1070.slice	Edit
user-1075.slice	Edit
user-1082.slice	Edit
user-1086.slice	Edit
user-1090.slice	Edit
user-1099.slice	Edit
user-1107.slice	Edit
user-1110.slice	Edit
user-1113.slice	Edit
user-1117.slice	Edit
user-1141.slice	Edit