Command: ps -u root
Output:   PID TTY          TIME CMD
    1 ?        00:00:00 init-agent
    2 ?        00:00:00 kthreadd
    3 ?        00:00:00 pool_workqueue_release
    4 ?        00:00:00 kworker/R-rcu_g
    5 ?        00:00:00 kworker/R-rcu_p
    6 ?        00:00:00 kworker/R-slub_
    7 ?        00:00:00 kworker/R-netns
    8 ?        00:00:00 kworker/0:0-rcu_gp
    9 ?        00:00:00 kworker/0:0H-events_highpri
   10 ?        00:00:00 kworker/0:1-events
   11 ?        00:00:00 kworker/u2:0-eval_map_wq
   12 ?        00:00:00 kworker/R-mm_pe
   13 ?        00:00:00 rcu_tasks_kthread
   14 ?        00:00:00 ksoftirqd/0
   15 ?        00:00:00 rcu_preempt
   16 ?        00:00:00 migration/0
   17 ?        00:00:00 cpuhp/0
   18 ?        00:00:00 kdevtmpfs
   19 ?        00:00:00 kworker/R-inet_
   20 ?        00:00:00 kauditd
   21 ?        00:00:00 oom_reaper
   22 ?        00:00:00 kworker/u2:1-events_unbound
   23 ?        00:00:00 kworker/R-write
   24 ?        00:00:00 kcompactd0
   25 ?        00:00:00 kworker/R-kbloc
   26 ?        00:00:00 kworker/R-ata_s
   27 ?        00:00:00 kworker/R-md
   28 ?        00:00:00 kworker/R-md_bi
   29 ?        00:00:00 kworker/u2:2-events_unbound
   30 ?        00:00:00 kworker/0:1H-kblockd
   31 ?        00:00:00 kworker/R-rpcio
   32 ?        00:00:00 kworker/R-xprti
   33 ?        00:00:00 kworker/R-cfg80
   34 ?        00:00:00 kworker/u2:3
   35 ?        00:00:00 kswapd0
   36 ?        00:00:00 kworker/R-nfsio
   37 ?        00:00:00 irq/24-ACPI:Ged
   38 ?        00:00:00 kworker/R-acpi_
   39 ?        00:00:00 kworker/0:2-virtio_vsock
   40 ?        00:00:00 kworker/R-mld
   41 ?        00:00:00 kworker/R-ipv6_
   45 ?        00:00:00 jbd2/vda-8
   46 ?        00:00:00 kworker/R-ext4-
   65 ?        00:00:00 fc-agent
   79 ?        00:00:00 sh
   82 ?        00:00:00 timeout
   83 ?        00:00:00 bash
  167 ?        00:00:00 timeout
  168 ?        00:00:00 bash
  170 ?        00:00:00 ps
  171 ?        00:00:00 head
Exit code: 0