Originally posted by jgmagnus
most would say anywhere from 1 checkpoint every 15-30 minutes or so. It would also depend on how important the data is to retrieve. If very important and you have lots of activity, then you want more frequent checkpoints/log-intervals.
if you take cold-backups every evening, then you don't need the old achived-logs after your cold-backup. Just delete your logs after every cold-backup with a script. I assume you are doing this since you mentioned it is not 24/7.