[ovirt-users] How to re-initialize storage?

Wood Peter peterwood.sd at gmail.com
Tue Mar 28 17:58:24 UTC 2017


Thank you all for the replies.

When I said "moved the VMs" I meant "rebuilt the VMs". We just created new
VMs and restored services from backups. I'm sorry for the confusion.

I followed Idan's suggestions and was able to remove the datacenter. Thank
you.

On Tue, Mar 28, 2017 at 1:07 AM, Liron Aravot <laravot at redhat.com> wrote:

>
>
> On Tue, Mar 28, 2017 at 9:34 AM, Idan Shaby <ishaby at redhat.com> wrote:
>
>> Hi Peter,
>>
>> You can take your hosts down to maintenance and then right click on your
>> data center -> force remove.
>> That will remove your storage and vms along with your datacenter.
>>
>>
>> Regards,
>> Idan
>>
>
> Hi,
> I'd start off with backing up your db so you'll have a way to access your
> old configuration.
> I didn't understand how did you move the vms to another cluster - can you
> elaborate?
> Generally speaking, you can take a look at the import storage domain
> feature (http://www.ovirt.org/develop/release-management/features/
> storage/importstoragedomain/ ).
>
> Regards,
> Liron
>
>>
>> On Mon, Mar 27, 2017 at 9:53 PM, Peter Wood <peterwood.sd at gmail.com>
>> wrote:
>>
>>> Hi,
>>>
>>> I inherited a small oVirt cluster with 3 nodes using iSCSI storage.
>>>
>>> The LUNs used by the oVirt nodes were also accessible by some VMware
>>> nodes.
>>>
>>> By mistake an action was started on VMware to initialize and start using
>>> the same LUNs, which it happily did. This rendered the storage no longer
>>> usable by oVirt nodes. All VMs went down, their image files no longer
>>> accessible, the whole cluster became unusable without access to the shared
>>> storage.
>>>
>>> We have recovered from backups and moved the VMs to another cluster and
>>> now I want to get this oVirt cluster back up and running.
>>>
>>> I'm not an oVirt expert so everything I tried was through the web
>>> interface and everything failed because storage is not accessible. I can't
>>> remove VMs, I can't remove nodes, I can't remove the storage domain.
>>>
>>> What is the right approach to destroy the cluster and rebuild it and
>>> re-initialize the storage?
>>>
>>> Even better if I can just remove all VMs from the inventory and somehow
>>> tell it to make the storage LUNs usable again?
>>>
>>> Any help is highly appreciated?
>>>
>>> Thank you,
>>>
>>> -- Peter
>>>
>>> _______________________________________________
>>> Users mailing list
>>> Users at ovirt.org
>>> http://lists.ovirt.org/mailman/listinfo/users
>>>
>>>
>>
>> _______________________________________________
>> Users mailing list
>> Users at ovirt.org
>> http://lists.ovirt.org/mailman/listinfo/users
>>
>>
>
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