Hi Martin,
Keep in mind this is a single host.. so.. is there a command line
operation I can run from the host to snapshot the running engine VM? Then
if then update fails I can revert (by command line) the running VM from
before the update. I don't mind getting my fingers dirty if I have to
script it.
I've used the "engine-backup" tool, but frankly IMHO a snapshot is a
better way to handle an immediate update, rather than having to completely
re-install the VM and restore from backup. This operation is exactly why
snapshots exist. :)
Thanks,
-derek
On Fri, November 18, 2016 3:33 am, Martin Sivak wrote:
Hi Derek,
I do not think we support snapshots of the hosted engine VM at the
moment. There would be no way to restore from snapshot anyway in case
of failed upgrade (no engine would be running).
Please use the standard backup/restore procedures for the engine:
https://access.redhat.com/documentation/en/red-hat-virtualization/4.0/pag...
Best regards
--
Martin Sivak
SLA / oVirt
On Fri, Nov 18, 2016 at 3:58 AM, Derek Atkins <derek(a)ihtfp.com> wrote:
> I'm running ovirt 4.0.4 on a single-host with (of course) self-hosted
> engine.
>
> Ovirt seems to assume in many cases that there are multiple hosts around
> so you can manipulate one host while the engine is running on another,
> etc.
>
> But in the single-host case.... how do you take a snapshot of the hosted
> engine? When I click on Virtual Machines -> HostedEngine and then below
> click on Snapshots and then Create, I get an error:
>
> HostedEngine
> * Cannot create Snapshot. This VM is not managed by the engine.
>
> So... How can one snapshot the engine (e.g. prior to updating it)?
>
> -derek
>
> --
> Derek Atkins 617-623-3745
> derek(a)ihtfp.com
www.ihtfp.com
> Computer and Internet Security Consultant
>
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--
Derek Atkins 617-623-3745
derek(a)ihtfp.com
www.ihtfp.com
Computer and Internet Security Consultant