➜  ~ juju1 run --machine 4 --timeout 10s "sudo ceph health"
ERROR command timed out
➜  ~ juju1 run --machine 4 --timeout 60s "ls -al"         
ERROR command timed out

ubuntu@ip-172-31-19-143:~$ ps aux | grep juju
root       11953  0.0  0.0  18036  2992 ?        Ss   Jun27   0:00 bash /var/lib/juju/init/jujud-machine-4/exec-start.sh
root       11959  0.0  1.0 550140 40272 ?        Sl   Jun27   1:14 /var/lib/juju/tools/machine-4/jujud machine --data-dir /var/lib/juju --machine-id 4 --debug
root       12032  0.0  0.0  18036  2988 ?        Ss   Jun27   0:00 bash /var/lib/juju/init/jujud-unit-ceph-0/exec-start.sh
root       12038  0.0  1.0 321024 41172 ?        Sl   Jun27   0:45 /var/lib/juju/tools/unit-ceph-0/jujud unit --data-dir /var/lib/juju --unit-name ceph/0 --debug
ubuntu    160816  0.1  0.8 151532 34380 ?        Sl   16:41   0:00 juju-run --no-context sudo ceph health
ubuntu    160872  1.3  0.8 151532 34332 ?        Sl   16:41   0:00 juju-run --no-context ls -al
ubuntu    160878  0.0  0.0  11284  1020 pts/0    S+   16:41   0:00 grep --color=auto juju