root@plis231v:~# ps -o cmd fp 1 CMD /sbin/init root@plis231v:~# sudo ls -lah /proc/1/exe lrwxrwxrwx 1 root root 0 Feb 11 22:51 /proc/1/exe -> /sbin/upstart root@plis231v:~# cat /proc/cmdline BOOT_IMAGE=/vmlinuz-4.15.0-167-generic root=/dev/mapper/plis231v-root ro quiet root@plis231v:~#
root@plis231v:~# ps -o cmd fp 1 /vmlinuz- 4.15.0- 167-generic root=/dev/ mapper/ plis231v- root ro quiet
CMD
/sbin/init
root@plis231v:~# sudo ls -lah /proc/1/exe
lrwxrwxrwx 1 root root 0 Feb 11 22:51 /proc/1/exe -> /sbin/upstart
root@plis231v:~# cat /proc/cmdline
BOOT_IMAGE=
root@plis231v:~#