Den tors 30 jan. 2020 kl 15:29 skrev Adam Boyhan <adamb@xxxxxxxxxx>: > We are looking to role out a all flash Ceph cluster as storage for our > cloud solution. The OSD's will be on slightly slower Micron 5300 PRO's, > with WAL/DB on Micron 7300 MAX NVMe's. > My main concern with Ceph being able to fit the bill is its snapshot > abilities. > For each RBD we would like the following snapshots > 8x 30 minute snapshots (latest 4 hours) > With our current solution (HPE Nimble) we simply pause all write IO on the > 10 minute mark for roughly 2 seconds and then we take a snapshot of the > entire Nimble volume. Each VM within the Nimble volume is sitting on a > Linux Logical Volume so its easy for us to take one big snapshot and only > get access to a specific clients data. > Are there any options for automating managing/retention of snapshots > within Ceph besides some bash scripts? Is there anyway to take snapshots of > all RBD's within a pool at a given time? > You could make a snapshot of the whole pool, that would cover all RBDs in it I gather? https://docs.ceph.com/docs/nautilus/rados/operations/pools/#make-a-snapshot-of-a-pool But if you need to work in parallel with each snapshot from different times and clone them one by one and so forth, doing it per-RBD would be better. https://docs.ceph.com/docs/nautilus/rbd/rbd-snapshot/ -- May the most significant bit of your life be positive. _______________________________________________ ceph-users mailing list -- ceph-users@xxxxxxx To unsubscribe send an email to ceph-users-leave@xxxxxxx
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