$ ps -aef | grep juju
root       803     1  0 13:51 ?        00:00:00 /var/lib/juju/tools/machine-11/jujud machine --data-dir /var/lib/juju --machine-id 11 --debug
ubuntu    1203  1100  0 15:03 pts/0    00:00:00 grep --color=auto juju