On Tue, 22 Aug 2017 01:25:50 -0400 Gene Heskett <ghesk...@shentel.net> wrote:
... > Amanda does not do this "deduplication" that I am aware of. > > That is another aspect of data control that does not belong in the job > discription of what a backup program should do, which is to be a > repository on some other storage medium besides the day to day operating > cache, of the data you will need to recover and restore normal > operations should your main drive become unusable with no signs of ill > health until its falls over. That's not the only job of backup programs. I have backups of that nature (rsnapshot), but I want some critical data to be stored offsite, in the cloud, as well. This is a very bandwidth and storage limited context, so deduplication is most welcome, even though there is, of course, the tradeoff that you mention. ... > Backups are so much a personal preferences thing its hard to define. ... > They can't get that amanda keeps records, and if you need to recover the > home directories of Joe and Jane Sixpack who work in sales, amanda will > look up the last level 0, restore that, and restore over that from the > various other level 1 or 2 backups made since until it arrives at and > recovers anything of theirs in last nights backup. I am backing up 5 > machines here, using 20 to 32 GB worth of space a night on a separate 1 > TB drive thats currently about 78% full. > > You can make up your own mind, but to me amanda has been a good thing. Sounds like a great program. > Cheers, Gene Heskett Celejar