[ovirt-users] Replace one engine host

[Roy Golan]

I'm suspect the host-id is out of sync in the engine now. changing the
host-id locally isn't supported. The engine is the only source of id
assignment.

On 19 September 2016 at 00:21, Davide Ferrari <davide at billymob.com> wrote:

> Oh, thanks! You put me on the right way! Now it works:
> Steps that I did:
> - reinstall + deploy vm03
> - manually set from maintenance to none on vm03
> - reinstall + undeploy vm04 (I left it deployed again last time, trying to
> remove it)
>
> Then I found the problem: vm03 hosted-engine conf
> (/etc/ovirt-hosted-engine/hosted-engine.conf) had host_id set to 4 which
> conflicted with vm04 host_id. So I changed it to 2 (the only one free),
> restarted ovirt-ha-agent (and broker just to be sure) and it worked! Now
> from vm-status I see vm01,02 and 03 with 3400 as priority and I can migrate
> the HE vm to any of them!
>
> Thanks a lot for your kind help, Roy!
>
> 2016-09-18 22:00 GMT+02:00 Roy Golan <rgolan at redhat.com>:
>
>> Can you share the deploy logs of vm03? /var/log/ovirt-engine/host-deploy/
>> Is there an /etc/ovirt-hosted-engine/hosted-engine.conf at all?
>>
>> On 18 September 2016 at 17:28, Davide Ferrari <davide at billymob.com>
>> wrote:
>>
>>> Hello Roy, I forgot to mention that I already reinstalled (several
>>> times) vm03 from the gui with the deploy option checked, but there's no way
>>> it appears there. For the record vm04 was the first host deployed (from
>>> cli) after the initial vm01 installation, then vm02 and then 03.
>>>
>>> On Sep 18, 2016 11:06, "Roy Golan" <rgolan at redhat.com> wrote:
>>>
>>>> vm03 is missing here from the status. Can you reinstall it from UI (if
>>>> you added the host vm03 then just go to Management menu and click
>>>> reinstall, choose 'Deploy' Option) - After its done, when the host is
>>>> activated  you'll need to manually switch the host out of maintenence (we
>>>> have a bug on it - solved in master already)
>>>>
>>>>
>>>>
>>>> On 18 September 2016 at 10:45, Davide Ferrari <davide at billymob.com>
>>>> wrote:
>>>>
>>>>> Hello
>>>>>
>>>>> Still playing a bit with oVirt, my cluster is ovirt+gluster with a
>>>>> replica 3 glusterfs for the engine (on vm01, vm02 and vm03) and 4 hosts for
>>>>> the data glusterfs and running virtual machines (vm01, vm02, vm03 and
>>>>> vm04). Now, by mistake, I deployed hosted-engine on vm04 but I don't want
>>>>> to have the engine on a machine without local data + it's not working
>>>>> correctly (weight 0 and marked as in maintenance). Now, I've already tried
>>>>> to reinstall it from the the GUI marking the "Undeploy" check, reinstall
>>>>> vm03 marking the "deploy" check but nothing seems to work. Here it is the
>>>>> hosted-engine --vm-status output from vm04. What can I do to deploy
>>>>> correctly the hosted engine on vm03?
>>>>>
>>>>> --== Host 1 status ==--
>>>>>
>>>>> Status up-to-date                  : True
>>>>> Hostname                           : vm01.mydomain.tld
>>>>> Host ID                            : 1
>>>>> Engine status                      : {"reason": "vm not running on
>>>>> this host", "health": "bad", "vm": "down", "detail": "unknown"}
>>>>> Score                              : 3400
>>>>> stopped                            : False
>>>>> Local maintenance                  : False
>>>>> crc32                              : fee2f7d8
>>>>> Host timestamp                     : 48911
>>>>> Extra metadata (valid at timestamp):
>>>>> metadata_parse_version=1
>>>>> metadata_feature_version=1
>>>>> timestamp=48911 (Sat Sep 17 07:57:02 2016)
>>>>> host-id=1
>>>>> score=3400
>>>>> maintenance=False
>>>>> state=EngineDown
>>>>> stopped=False
>>>>>
>>>>>
>>>>> --== Host 3 status ==--
>>>>>
>>>>> Status up-to-date                  : True
>>>>> Hostname                           : vm02.mydomain.tld
>>>>> Host ID                            : 3
>>>>> Engine status                      : {"health": "good", "vm": "up",
>>>>> "detail": "up"}
>>>>> Score                              : 3400
>>>>> stopped                            : False
>>>>> Local maintenance                  : False
>>>>> crc32                              : 9138d24e
>>>>> Host timestamp                     : 48907
>>>>> Extra metadata (valid at timestamp):
>>>>> metadata_parse_version=1
>>>>> metadata_feature_version=1
>>>>> timestamp=48907 (Sat Sep 17 07:57:00 2016)
>>>>> host-id=3
>>>>> score=3400
>>>>> maintenance=False
>>>>> state=EngineUp
>>>>> stopped=False
>>>>>
>>>>>
>>>>> --== Host 4 status ==--
>>>>>
>>>>> Status up-to-date                  : False
>>>>> Hostname                           : vm04.mydomain.tld
>>>>> Host ID                            : 4
>>>>> Engine status                      : unknown stale-data
>>>>> Score                              : 0
>>>>> stopped                            : False
>>>>> Local maintenance                  : True
>>>>> crc32                              : 221d262e
>>>>> Host timestamp                     : 17958
>>>>> Extra metadata (valid at timestamp):
>>>>> metadata_parse_version=1
>>>>> metadata_feature_version=1
>>>>> timestamp=17958 (Fri Sep 16 23:19:32 2016)
>>>>> host-id=4
>>>>> score=0
>>>>> maintenance=True
>>>>> state=LocalMaintenance
>>>>> stopped=False
>>>>>
>>>>>
>>>>> --
>>>>> Davide Ferrari
>>>>> Senior Systems Engineer
>>>>>
>>>>> _______________________________________________
>>>>> Users mailing list
>>>>> Users at ovirt.org
>>>>> http://lists.ovirt.org/mailman/listinfo/users
>>>>>
>>>>>
>>>>
>>
>
>
> --
> Davide Ferrari
> Senior Systems Engineer
>
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