[ovirt-users] Migrating to a Hosted Engine does not work as expected. Cluster name/id problem?

[Simone Tiraboschi]

----- Original Message -----
> From: "Gustavo Campos" <guhcampos at gmail.com>
> To: users at ovirt.org
> Sent: Thursday, April 23, 2015 10:41:52 PM
> Subject: [ovirt-users] Migrating to a Hosted Engine does not work as expected. Cluster name/id problem?
> 
> Hi,
> 
> I've been trying for sometime to migrate from a bare metal to a hosted
> engine. Failed about 6-7 times now.
> 
> Facts:
> 
> - Ovirt Engine version is 3.4
> - 6 hosts on a cluster named "MYCLUSTER", Westmere CPU Type
> - About 50 VM's on "MYCLUSTER" cluster.
> - NFS Storage domain
> - Cluster "Default" is empty: no hosts, no VM's, only the "Blank"
> template (I didn't know I could just rename it when I deployed it)
> 
> The first times I tried to deploy it, the hosted-engine VM and host
> ended up in the "Default" cluster. So I renamed the "Default" cluster
> "Default1" and then "MYCLUSTER" to "Default" using the web gu on the
> bare metal manager, prior to generating the backup I later restored on
> the hosted one.

Could you please share your hosted-engine setup logs?

> This time, the host was correctly added to "Default" together with the
> other hosts and VM's, but the hosted engine VM was added to the
> "Default1" cluster.
> 
> I'm then left with:
> 
> - a HostedEngine VM which looks down on the engine, even though I'm
> looking at the web-gui running on it.
> - a host that shows 1 vm running on it, but have no Vm's listed

These two are weird.

> - trying to do anything with the HostedEngine Vm on the web-gui issues
> "VM is not managed by this engine" error

This one is attended, you'll be able to customize engine VM from webadmin interface only since the next oVirt 3.6

> - trying to move it to the "Default" cluster shows the same error

The same.

> I then decided to take a look at the engine DB and tried to alter
> tables vm_static and vm_dynamic to reflect the correct cluster
> (vds_group_id) and host configuration, but that did not work (I didn't
> have a lot of hope anyway).
> 
> I'm now back to a working bare metal engine. Is there a way to go
> around this problem?
> 
> 
> --
> Gustavo Campos
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