Craig Sanders via luv-main <luv-main@luv.asn.au> writes:
On Mon, Dec 21, 2015 at 11:25:29AM +1100, Trent W. Buck via luv-main wrote:
One thing rsnapshot does reasonably well is faking multiple tape rotations within the snapshot set. e.g. you say "1 yearly, 2 monthlies, and 7 dailies", and it works out which snapshots to expire. I don't know how to do that in btrfs/zfs land.
personally, i rolled my own simple snapshot rotation script for zfs,
Yeah, my implied caveat above was "without each sysadmin having to write the wheel from scratch", since it's a flipping obvious task. I've sat down to write a generic function for this[0] in the past, but gotten distracted before getting something coherent. [0] as in, you feed it a list of dates and a rotation policy, and it spits out the list of dates to delete.
but One Of These Days i'll probably switch to either zfsnap [...] BTW, see also simplesnap: [...]
Cool, I see Goerzen is still trucking in that space :-)