On Thu, Aug 16, 2012 at 10:41 AM, Dave Howorth <[email protected]> wrote: > Joe Aquilina wrote: >> How do I work out which backups I can safely write to dvd/blu-ray and >> then delete from the backup server? > > That's entirely a matter for your own discretion, based on your own > business needs. > >> I have found a few places while >> googling that mention that this can be done but without really giving >> any detail as to exactly how this can be achieved safely. >> >> And once a backup set/snapshot has been written to dvd/blu-ray, what >> is the best (i.e. safest) way of deleting it from the collection of >> snapshots on the hard disc? > > You can just copy a particular snapshot to a disk in the same way you > would copy any other files. Similarly you can just delete any particular > snapshot using rm -r <snapshot-directory> > > If you configure dirvish properly, dirvish-expire will delete unwanted > backups automatically. > > Don't forget that DVDs and Blu-rays don't last forever. You will need > more than one copy and you'll need to rewrite them regularly onto new > disks. I don't use them for backup myself, so I can't tell you how often.
if there is a need to archive, I use external/removable disks. I've had far too many optical media die over the years to use them for archive... _______________________________________________ Dirvish mailing list [email protected] http://www.dirvish.org/mailman/listinfo/dirvish
