systemd(1)-+-NetworkManager(977)-+-{NetworkManager}(978)
           |                     `-{NetworkManager}(979)
           |-agetty(1197)
           |-agetty(1198)
           |-auditd(752)-+-sedispatch(754)
           |             |-{auditd}(753)
           |             `-{auditd}(755)
           |-chronyd(806)
           |-conmon(15722)---dumb-init(15724)---ovn-controller(15727)-+-{ovn-controller}(15838)
           |                                                          |-{ovn-controller}(15839)
           |                                                          |-{ovn-controller}(15840)
           |                                                          `-{ovn-controller}(15841)
           |-conmon(24607)-+-dumb-init(24609)---neutron-ovn-met(24612)---neutron-ovn-met(24709)
           |               `-privsep-helper(24714)---{privsep-helper}(24715)
           |-crond(1196)
           |-dbus-broker-lau(783)---dbus-broker(791)
           |-gssproxy(1000)-+-{gssproxy}(1002)
           |                |-{gssproxy}(1003)
           |                |-{gssproxy}(1004)
           |                |-{gssproxy}(1005)
           |                `-{gssproxy}(1006)
           |-irqbalance(796)---{irqbalance}(804)
           |-ovs-vswitchd(952)-+-{ovs-vswitchd}(961)
           |                   |-{ovs-vswitchd}(1022)
           |                   |-{ovs-vswitchd}(1023)
           |                   `-{ovs-vswitchd}(1024)
           |-ovsdb-server(881)
           |-polkitd(1084)-+-{polkitd}(1122)
           |               |-{polkitd}(1123)
           |               |-{polkitd}(1129)
           |               |-{polkitd}(1130)
           |               `-{polkitd}(1154)
           |-rpcbind(749)
           |-rsyslogd(1193)-+-{rsyslogd}(1200)
           |                `-{rsyslogd}(1201)
           |-sshd(1194)---sshd(25585)---sshd(25605)---sudo(25606)---sos(25630)-+-timeout(27185)---package-cleanup(27189)
           |                                                                   |-timeout(27474)---pstree(27477)
           |                                                                   |-{sos}(25885)
           |                                                                   |-{sos}(25886)
           |                                                                   |-{sos}(25887)
           |                                                                   |-{sos}(25888)
           |                                                                   |-{sos}(26051)
           |                                                                   |-{sos}(26580)
           |                                                                   |-{sos}(27395)
           |                                                                   `-{sos}(27437)
           |-systemd(25589)---(sd-pam)(25592)
           |-systemd-hostnam(26113)
           |-systemd-journal(658)
           |-systemd-logind(801)
           |-systemd-udevd(674)---systemd-udevd(27076)
           `-tuned(993)-+-{tuned}(1085)
                        |-{tuned}(1092)
                        `-{tuned}(1107)
