[Users] Last removed host from DC cannot be installed again

[Itamar Heim]

On 06/09/2013 10:53 AM, Noam Slomianko wrote:
> vds_name holds the name you give to the Host in the UI when you add it to ovirt.
> So make sure that you try and give it a new name when you add it in the UI and that no other host has this name.
>
> If you enter in ovirt a new name that you have never used for any other host and still get this message I believe that this is a bug and that the error message is wrong somehow.
> In that case please attach engine logs.


unique id isn't about the name, rather the host uuid as reported by the 
host.

MEP - did you remove the old host from the engine? do you have any other 
host in the engine?

>
> Noam.
>
> ----- Original Message -----
> From: "MEP" <palazzot at fedoraproject.org>
> To: "Itamar Heim" <iheim at redhat.com>
> Cc: users at ovirt.org
> Sent: Wednesday, June 5, 2013 11:25:21 AM
> Subject: Re: [Users] Last removed host from DC cannot be installed again
>
> Il 05. 06. 13 09:12, Itamar Heim ha scritto:
>> On 06/05/2013 05:16 AM, MEP wrote:
>>> Hi guys!
>>> I'm running ovirt 3.2 in Fed 18 with about 100 vm in 3 DC and fc/sw
>>> storage.
>>> Yesterday I've removeded 1 DC. It's seems impossible to reuse the last
>>> host removed from the DC in another DC.
>>> The Status says "Install Failed" and in the log I find this error :
>>> duplicate key value violates unique constraint
>>> "vds_static_vds_name_unique".
>>> I afraid to corrupt SPM/db and I have not modified the relative record
>>> in the db.
>>> Changing name/ip of the server or recreating the unique id doesn't fix
>>> it.
>>> Any ideas? Is it a bug?
>>
>> did you remove the host first?
> yes
>
>> did you try to register same host in another name?
> yes and I try to change ipaddress too.
>
>> (btw, you don't need to remove the host at all, you can just move it
>> between clusters, even in different DCs)
>
> I know but we have had some problems with this node and I reinstalled it.
>
> I have created the vdms.id
> # mkdir /etc/vdsm; cp /proc/sys/kernel/random/uuid /etc/vdsm/vdsm.id
>
> bus same result. :(
>
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