Ps axf

 PID TTY      STAT   TIME COMMAND
   2 ?        S      0:00 [kthreadd]
   3 ?        I     15:36  \_ [kworker/0:0]
   4 ?        I<     0:00  \_ [kworker/0:0H]
   6 ?        I<     0:00  \_ [mm_percpu_wq]
   7 ?        S      0:33  \_ [ksoftirqd/0]
   8 ?        I     15:13  \_ [rcu_sched]
   9 ?        I      0:00  \_ [rcu_bh]
  10 ?        S      0:00  \_ [migration/0]
  11 ?        S      0:02  \_ [watchdog/0]

See also

• Process, zombie process, fork, thread: ps, tree, pstree, ps axf, proc, pwdx, which, watch, sar -q, tload, uptime, Interrupts, pgrep, tasklist (Windows), Zombie process, pstack, docker ps, docker-compose ps, jobs, acct, process mrelease, pidstat, IPC, pidof