We are making hourly snapshots of ~400 rbd drives in one (spinning-rust) cluster. The snapshots are made one by one. Total size of the base images is around 80TB. The entire process takes a few minutes. We do not experience any problems doing this. Op do 30 jan. 2020 om 15:30 schreef 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? > > Is there anyone successfully running with this many snapshots? If anyone > is running a similar setup, would love to hear how your doing it. > _______________________________________________ > ceph-users mailing list -- ceph-users@xxxxxxx > To unsubscribe send an email to ceph-users-leave@xxxxxxx > _______________________________________________ ceph-users mailing list -- ceph-users@xxxxxxx To unsubscribe send an email to ceph-users-leave@xxxxxxx
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