Your problem seems similar to this one:

https://lists.ovirt.org/archives/list/[email protected]/thread/C2VS5Q56URFSVO2DQGRAGQ4XCI6Q7W7W/#5CMBONLXX2VHNZPYEEBOQ7FBQHIWVD55

>From what I understand, the entire /data directory should live in a
different filesystem than the root one, otherwise the update fails.

--gianluca

On Tue, Jan 16, 2024 at 6:59 AM Wild Star <[email protected]> wrote:

> On the weekend I upgraded my self-hosted oVirt engine to 4.56.  All went
> well with that!
>
> I also spotted that there was an update for all my 4.54 nodes, but
> something has changed with the repo overnight because none of my nodes see
> updates anymore, though the update remains available here …
> https://resources.ovirt.org/pub/ovirt-4.5/iso/ovirt-node-ng-installer/.
>
> Yesterday, I attempted to update just one of my nodes and ran into this
> snag… “Local storage domains were found on the same filesystem as / !
> Please migrate the data to a new LV before upgrading, or you will lose the
> VMs”.
>
> I’ve always stored my VMs in a separate /DATA directory off the root
> filesystem, and shared the local storage using NFS.  I know it’s not ideal,
> but with good frequent regular backups, it has served me well for many
> years.
>
> A Google search revealed, that others have also had similar local storage
> issues, and suggestions on ways to mitigate the issue, including  the oVirt
> documentation found here…
> https://www.ovirt.org/documentation/upgrade_guide/index.html#Upgrading_hypervisor_preserving_local_storage_4-3_local_db,
> is not my preferred fix.
>
> In the past node updates with my local storage were not a problem and were
> easy peasy!  From some of the discussions I saw at Red Hat, I have deduced
> (maybe wrongly) that there was an issue that necessitated a fix, which
> introduced a required check for local storage during the upgrade process.
>
> I probably should move all the local storage off the oVirt nodes, but at
> this time, that is easier said than done.
>
> I’m posting here only to see if there are perhaps other ideas or
> perspectives I may not have thought of and should consider with my local
> storage.
>
> Thank you all in advance, much appreciated, and of course, thank you all
> for supporting oVirt!
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