Mostly. This is one benefit of containerization. Note that downgrading isn’t tested and should be avoided. In some cases a downgrade within the same major release will work, but not always.
Upgrading to a +2 release is supported, e.g, from Quincy straight to Squid. Ideally from the latest maintenance release of the existing deployment. > On Jul 22, 2025, at 6:41 PM, Alan Murrell <a...@t-net.ca> wrote: > > Ok, thanks for the confirmation. > > Just as a followup, our Ceph nodes are running on Debian + Docker -- > currently Debian 12.4. I assume that installing any OS-level updates > should not affect anything Ceph-wise, as long as there are no issues > with Docker? In other words, upgrading the underlying OS and Ceph are > basically two very separate(d) things? > > Regards, > > Alan > >> On Tue, 2025-07-22 at 18:34 -0400, Anthony D'Atri wrote: >> Yes. >> >>>> On Jul 22, 2025, at 6:33 PM, Alan Murrell <a...@t-net.ca> wrote: >>> >>> Hello, >>> >>> I just wanted to check quickly, but feel I am being a little *too* >>> cautious... >>> >>> We have a Ceph cluster (installed via cephadm) that is currently >>> version 18.2.2. The "Upgrade" tab gives me an option to upgrade to >>> 18.2.7 (its default selection), or I can upgrade to another version >>> where I can choose "earlier" upgrades (from 18.2.3 to the offered >>> 18.2.7) >>> >>> Is it generally OK and safe to "jump" upgrades like this (i.e. go >>> straight from 18.2.2 straight to 18.2.7) or would it be recommended >>> to >>> upgrade in order (18.2.2 -> 18.2.3 -> 18.2.4 -> etc.)? >>> >>> I assume once I am on latest 18.2.7, there might be an option to >>> upgrade to 19.2.x (not that I would necessarily want to do that >>> straight away)? >>> >>> Thanks! :-) >>> >>> Regards, >>> >>> Alan >>> _______________________________________________ >>> ceph-users mailing list -- ceph-users@ceph.io >>> To unsubscribe send an email to ceph-users-le...@ceph.io > _______________________________________________ > ceph-users mailing list -- ceph-users@ceph.io > To unsubscribe send an email to ceph-users-le...@ceph.io _______________________________________________ ceph-users mailing list -- ceph-users@ceph.io To unsubscribe send an email to ceph-users-le...@ceph.io
