The migration from 4.3 to 4.4 is done by the same method... It always worked but for major version upgrade there is a strict requirement which version the backup was done.

Even if it doesn't work - a fresh engine can still recover the VMs by importing the storage domain (no VM snapshots are allowed), yet other settings might be lost (VM networks, users,etc)

Also, I forgot to mention that with GlusterFS, you can create a snapshot as a point in time recovery (shut down the engine first as it has a DB) on the Engine's volume.

Happy Holidays!

Best Regards,
Strahil Nikolov

On Fri, Dec 31, 2021 at 2:33, Strahil Nikolov
<hunter86_bg@yahoo.com> wrote:
Well, you can shut down the engine (don't forget the global maintenance), yum update, reboot -> the host is updated

Then wait for ovirt-ha-agent & ovirt-ha-broker to bring the engine up.
Global maintenance, wipe the storage (assuming NFS/GlusterFS is used) or at least rename the subdirectory to something different.
Restore from backup and it should be back as new.



Best Regards,
Strahil Nikolov

On Tue, Dec 28, 2021 at 0:27, Joseph Goldman
<joseph@goldman.id.au> wrote:
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