PS как вывести только имена процессов?

/sbin/auditd -n
/usr/bin/python -Es /usr/sbin/firewalld --nofork --nopid
/usr/sbin/rsyslogd -n
avahi-daemon: running [linux.local]
/usr/bin/python -Es /usr/sbin/tuned -l -P
/usr/lib/systemd/systemd-logind
/bin/dbus-daemon --system --address=systemd: --nofork --nopidfile --systemd-activation
/usr/sbin/crond -n
login -- root
avahi-daemon: chroot helper
/usr/sbin/acpid
/usr/sbin/NetworkManager --no-daemon
/usr/lib/polkit-1/polkitd --no-debug
/sbin/dhclient -d -q -sf /usr/libexec/nm-dhcp-helper -pf /var/run/dhclient-eth0.pid -lf /var/lib
/usr/sbin/sshd -D
/usr/libexec/postfix/master -w
qmgr -l -t unix -u
[kworker/0:2]
-bash
[kworker/0:1]
pickup -l -t unix -u
sshd: root@pts/0
-bash
sshd: root@pts/1
-bash
ps -A o cmd

[root@localhost ~]# ps -eo comm
COMMAND
systemd
kthreadd
ksoftirqd/0
kworker/0:0H
migration/0
rcu_bh
rcuob/0
rcu_sched
rcuos/0
watchdog/0
khelper
kdevtmpfs
netns