Hi Adrian,
Did you fix the issue with the gluster and the missing brick?
If yes, try to set the 'old' host in maintenance and then forcefully remove it 
from oVirt.
If it succeeds (and it should), then you can add the server back and then check 
what happens.

Best Regards,
Strahil NikolovOn Jun 10, 2019 18:12, Adrian Quintero 
<adrianquint...@gmail.com> wrote:
>
> Ok I have tried reinstalling the server from scratch with a different name 
> and IP address and when trying to add it to cluster I get the following error:
>
> Event details
> ID: 505
> Time: Jun 10, 2019, 10:00:00 AM
> Message: Host myshost2.virt.iad3p installation failed. Host 
> myhost2.mydomain.com reports unique id which already registered for 
> myhost1.mydomain.com
>
> I am at a loss here, I don't have a brand new server to do this and in need 
> to re-use what I have. 
>
>
> From the oVirt engine log (/var/log/ovirt-engine/engine.log): 
> 2019-06-10 10:57:59,950-04 ERROR 
> [org.ovirt.engine.core.dal.dbbroker.auditloghandling.AuditLogDirector] 
> (EE-ManagedThreadFactory-engine-Thread-37744) [9b88055] EVENT_ID: 
> VDS_INSTALL_FAILED(505), Host myhost2.mydomain.com installation failed. Host 
> myhost2.mydomain.com reports unique id which already registered for 
> myhost1.mydomain.com
>
> So in the 
> /var/log/ovirt-engine/host-deploy/ovirt-host-deploy-20190610105759-myhost2.mydomain.com-9b88055.log
>  of the ovirt engine I see that the host deploy is running  the following 
> command to identify the system, if this is the case then it will never work 
> :( because it identifies each host using the system uuid.
>
> dmidecode -s system-uuid
> b64d566e-055d-44d4-83a2-d3b83f25412e
>
>
> Any suggestions?
>
> Thanks
>
> On Sat, Jun 8, 2019 at 11:23 AM Adrian Quintero <adrianquint...@gmail.com> 
> wrote:
>>
>> Leo,
>> I did try putting it under maintenance and checking to ignore gluster and it 
>> did not work.
>> Error while executing action: 
>> -Cannot remove host. Server having gluster volume.
>>
>> Note: the server was already reinstalled so gluster will never see the 
>> volumes or bricks for this server.
>>
>> I will rename the server to myhost2.mydomain.com and try to replace the 
>> bricks hopefully that might work, however it would be good to know that you 
>> can re-install from scratch an existing cluster server and put it back to 
>> the cluster.
>>
>> Still doing research hopefully we can find a way.
>>
>> thanks again
>>
>> Adrian
>>
>>
>>
>>
>> On Fri, Jun 7, 2019 at 2:39 AM Leo David <leoa...@gmail.com> wrote:
>>>
>>> You will need to remove the storage role from that server first ( not being 
>>> part of gluster cluster ).
>>> I cannot test this right now on production,  but maybe putting host 
>>> although its already died under "mantainance" while checking to ignore 
>>> guster warning will let you remove it.
>>> Maybe I am wrong about the procedure,  can anybody input an advice helping 
>>> with this situation ?
>>> Cheers,
>>>
>>> Leo
>>>
>>>
>>>
>>>
>>> On Thu, Jun 6, 2019 at 9:45 PM Adrian Quintero <adrianquint...@gmail.com> 
>>> wrote:
>>>>
>>>> I tried removing the bad host but running into the following issue , any 
>>>> idea?
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