When I back up machines I only pull a full backup 3-4 times a year and then I stack weekly deltas on top of those. I'd start with that and see how it seemed to

When I back up machines I only pull a full backup 3-4 times a year and then I stack weekly deltas on top of those. I'd start with that and see how it seemed to work when trying to look through backups and test-restore things.