Dell PowerVault 720N Command Reference Manual page 259

% ls -lu .snapshot
total 64
drwxrwsrwx 2 root 4096 Jan 14 12:00 hourly.0
drwxrwsrwx 2 root 4096 Jan 14 08:00 hourly.1
drwxrwsrwx 2 root 4096 Jan 13 20:00 hourly.2
drwxrwsrwx 2 root 4096 Jan 13 16:00 hourly.3
drwxrwsrwx 2 root 4096 Jan 13 12:00 hourly.4
drwxrwsrwx 2 root 4096 Jan 13 08:00 hourly.5
drwxrwsrwx 2 root 4096 Jan 12 20:00 hourly.6
drwxrwsrwx 2 root 4096 Jan 12 16:00 hourly.7
drwxrwsrwx 2 root 4096 Jan 14 00:00 nightly.0
drwxrwsrwx 2 root 4096 Jan 13 00:00 nightly.1
drwxrwsrwx 2 root 4096 Jan 12 00:00 nightly.2
drwxrwsrwx 2 root 4096 Jan 10 00:00 nightly.3
drwxrwsrwx 2 root 4096 Jan 09 00:00 nightly.4
drwxrwsrwx 2 root 4096 Jan 08 00:00 nightly.5
drwxrwsrwx 2 root 4096 Jan 11 00:00 weekly.0
drwxrwsrwx 2 root 4096 Jan 04 00:00 weekly.1
hourly.7
snap sched
/etc/rc
hourly.0 hourly.1
ls -l ls -lu
ls -l