[ovirt-users] Add more hosts

[Simone Tiraboschi]

On Thu, Sep 15, 2016 at 5:29 PM, Davide Ferrari <davide at billymob.com> wrote:

> How can I forcefully migrate the engine VM?
>

You can try to migrate it from the engine.
If it doesn't work you can got to the first host,
set the global maintenance mode with
   hosted-engine --set-maintenance --mode=global
connect to the engine VM and shutdown it
restart the engine VM on the first host with:
   hosted-engine --vm-start


>
> 2016-09-15 17:22 GMT+02:00 Simone Tiraboschi <stirabos at redhat.com>:
>
>>
>>
>> On Thu, Sep 15, 2016 at 5:14 PM, Davide Ferrari <davide at billymob.com>
>> wrote:
>>
>>> All from the CLI. Right now in the GUI I have the "Reinstall" button
>>> greyed out. What's happening?
>>>
>>
>> I suggest to forcefully migrate the engine VM to the first host; remove
>> the other hosts from the engine and redeploy from there as
>> hosted-engine-hosts.
>>
>>
>>>
>>> 2016-09-15 16:57 GMT+02:00 Simone Tiraboschi <stirabos at redhat.com>:
>>>
>>>>
>>>>
>>>> On Thu, Sep 15, 2016 at 4:13 PM, Davide Ferrari <davide at billymob.com>
>>>> wrote:
>>>>
>>>>> Strange..now it's working :? I've added successfully a fourth server
>>>>> to the cluster without touching anything, a part migrating the HE vm to
>>>>> another host.
>>>>> But now it seems that 2 of the hosts are not recognized as working.
>>>>> When I try to migrate the HostedEngine to another machine I get:
>>>>>
>>>>> The host hosted_engine_1 did not satisfy internal filter HA because it
>>>>> is not a Hosted Engine host.
>>>>> The host hosted_engine_3 did not satisfy internal filter HA because it
>>>>> is not a Hosted Engine host.
>>>>>
>>>>> hosted_engine_2 is in maintanaince mode right now and 4 is the one
>>>>> that is running the VM. The VM was first migrated from 1 to 2, then from 2
>>>>> it started giving those errors, then I successfully added 4 and I could
>>>>> migrate the VM to it, and now it is stuck there.
>>>>> I'm trying to look through the VDMS logs but oh boy, they are so
>>>>> verbose!
>>>>>
>>>>
>>>> Did you added your additional hosted-engine hosts from CLI or from the
>>>> web interface (there is special sub-panel in the add host dialog)?
>>>> I strongly recommend the second way.
>>>>
>>>>
>>>>
>>>>>
>>>>> 2016-09-15 15:11 GMT+02:00 Davide Ferrari <davide at billymob.com>:
>>>>>
>>>>>> Hello again
>>>>>>
>>>>>> as I said I'm a beginner with OVirt and I was playing with a
>>>>>> proof-of-concept cluster with OVirt 4.0 + GlusterFS 3.8, following this
>>>>>> guide
>>>>>>
>>>>>> http://www.ovirt.org/blog/2016/03/up-and-running-with-ovirt-3-6/
>>>>>>
>>>>>> (it works smoothly with 4.0 too)
>>>>>> I've created the cluster and the engine is running as an higly
>>>>>> available VM in the cluster itself with hosted-engine --deploy but now I
>>>>>> want to add a fourth machine to the cluster but I get this error:
>>>>>>
>>>>>>  Cannot automatically add the host to cluster Default: Cannot add
>>>>>> Host. There is no available server in the cluster to probe the new server.
>>>>>>
>>>>>> both if I try to add an host from Ovirt AAdmin GUI or if I try to run
>>>>>> "hosted-engine --deploy" on the new machine. Is it possible to have this
>>>>>> cluster conf (with the engine running as a VM) with 4 or more machines?
>>>>>> What thing should I have to do?
>>>>>>
>>>>>> Thanks in advance
>>>>>>
>>>>>> --
>>>>>> Davide Ferrari
>>>>>> Senior Systems Engineer
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Davide Ferrari
>>>>> Senior Systems Engineer
>>>>>
>>>>> _______________________________________________
>>>>> Users mailing list
>>>>> Users at ovirt.org
>>>>> http://lists.ovirt.org/mailman/listinfo/users
>>>>>
>>>>>
>>>>
>>>
>>>
>>> --
>>> Davide Ferrari
>>> Senior Systems Engineer
>>>
>>
>>
>
>
> --
> Davide Ferrari
> Senior Systems Engineer
>
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