For example:
when = sundays at 02:00
when = 30th at 22
when = 30 at 22:00
when = everyday at 01 <-- the default
when = Tuesday at 05:00
These values for 'when' are equivalent:
when = tuesday at 05:30
when = TUESDAYS at 05
These values for 'when' are invalid:
when = tuesday at 2am
when = tuesday at 2
when = tues at 02
loglevel = 4
reportemail = root
reportsuccess = yes
reportwarning = yes
logfile = /var/log/backupninja.log
configdirectory = /etc/backup.d
scriptdirectory = /usr/share/backupninja
usecolors = yes
when = everyday at 01:00
vservers = no