[ovirt-users] howto change hosted-engine config memory

Wed Feb 3 10:59:34 UTC 2016

On Wed, Feb 3, 2016 at 11:27 AM, Michal Skrivanek <mskrivan at redhat.com>
wrote:

>
> On 03 Feb 2016, at 08:07, Paul Groeneweg | Pazion <paul at pazion.nl> wrote:
>
> I checked again and hosted engine still says 4096.
>
> I also see "Graphics protocol" says SPICE, but I connect through VNC…
>
>
> that might be similar issue as below, unless it’s an upgrade from 3.5.
> in which case bug 1297404 might be relevant for the console part
>
>
>
>
> Op di 2 feb. 2016 om 21:02 schreef Paul Groeneweg | Pazion <paul at pazion.nl
> >:
>
>> Allright.
>> Still old value.
>> I'll keep an eye and report back tomorrow if it is still old value.
>>
>> Op di 2 feb. 2016 om 20:45 schreef Simone Tiraboschi <stirabos at redhat.com
>> >:
>>
>>> On Tue, Feb 2, 2016 at 8:33 PM, Paul Groeneweg | Pazion <paul at pazion.nl>
>>> wrote:
>>>
>>>> Hi Simone,
>>>>
>>>> I have exactly as you stated, but found maybe a problem/bug.
>>>>
>>>> 1. I put hosted engine to maintenance and powered it off
>>>> 2. Changed memory in /etc/ovirt-hosted-engine/vm.conf to memSize=8192
>>>> 3. I restarted both ovirt-ha-agent and ovirt-ha-broker: /etc/init.d/ovirt-ha-broker
>>>> restart && /etc/init.d/ovirt-ha-agent restart
>>>> 4. I started hosted-engine and turned off global maintenance.
>>>>
>>>> The hostedengine webinterface still says 4096MB
>>>>
>>>> Now I logged on with ssh and ran the command "free -m"
>>>> This command shows:
>>>>
>>>> Mem:          7870       ...
>>>> So, I believe my hostedengine was updated, but the webinterface is
>>>> showing incorrect values: http://screencast.com/t/Bg5xU0Ja
>>>>
>>>> Any idea why web interface is not showing correct value under Defined
>>>> or Physical memory?
>>>>
>>>
>>> You are not the first that reports that: it seams that it's just a
>>> timeout/refresh issue and you have just to wait. Adding Michal here.
>>>
>>
> doesn’t sound likely, i would more suspect the import HE 3.6 feature,
> adding Roy
> originally there were no further config updates to external VMs once it
> was added
>
>
He said that 'I am running oVirt 3.6 with CentOS 6 Hosts with hosted engine
on nfs3',
so the hosts are still at 3.5 and so the cluster compatibility level and so
no auto-import at all.

>
>
>>>
>>>>
>>>> Regards,
>>>> Paul
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> Op di 2 feb. 2016 om 09:31 schreef Paul Groeneweg | Pazion <
>>>> paul at pazion.nl>:
>>>>
>>>>> Hi Simone,
>>>>>
>>>>> Thanks!
>>>>> I think I did not restart broker and agent before going out of
>>>>> maintenance mode.
>>>>> I will try these steps and let you know.
>>>>>
>>>>> Regards,
>>>>> Paul
>>>>>
>>>>> Op di 2 feb. 2016 om 09:26 schreef Simone Tiraboschi <
>>>>> stirabos at redhat.com>:
>>>>>
>>>>>> On Tue, Feb 2, 2016 at 12:11 AM, Paul Groeneweg | Pazion <
>>>>>> paul at pazion.nl> wrote:
>>>>>>
>>>>>>> I am trying to change memory of my hosted engine.
>>>>>>> I am running oVirt 3.6 with CentOS 6 Hosts with hosted engine on nfs3
>>>>>>>
>>>>>>
>>>>>> We didn't build VDSM and hosted-engine-ha from 3.6 for Centos 6 so
>>>>>> basically your hosts are still with oVirt 3.5.
>>>>>>
>>>>>> In order to edit the hosted-engine VM on oVirt 3.5, you have to:
>>>>>> 1. set global-maintenance mode
>>>>>> 2. shutdown the engine VM
>>>>>> 3. manually edit /etc/ovirt-hosted-engine/vm.conf on each host
>>>>>> (keeping ti coherent is up to you, take a backup)
>>>>>> 4. restart ovirt-ha-broker and ovirt-ha-agent services on each host.
>>>>>> 5. exits global maintenance mode
>>>>>>
>>>>>> Updating to oVirt 3.6 you will be able to edit some parameters of the
>>>>>> engine VM from the engine itself.
>>>>>>
>>>>>>
>>>>>>>
>>>>>>> 1. I put hosted-engine to maintenance, shutdown vm
>>>>>>> 2. update /etc/ovirt-hosted-engine/vm.conf
>>>>>>> 3. restart vm disable maintenance
>>>>>>>
>>>>>>> Memory is still old value.
>>>>>>> How can I change the hosted engine VM?
>>>>>>>
>>>>>>> I did found:
>>>>>>> http://www.ovirt.org/Features/Hosted_Engine_configuration_on_shared_storage
>>>>>>>
>>>>>>> When I check /etc/ovirt-hosted-engine/hosted-engine.conf there is no
>>>>>>> "conf_volume_UUID" entry.
>>>>>>>
>>>>>>> Do I need to create a shared config volume entry ( conf_volume_UUID
>>>>>>> ), so I can edit hosted engine VM? If so, how can this be done?
>>>>>>>
>>>>>>> I did try to rerun engine-setup, but this did not trigger anything.
>>>>>>>
>>>>>>> Kind regards,
>>>>>>>
>>>>>>> Paul Groeneweg
>>>>>>> Pazion
>>>>>>>
>>>>>>>  ***disclaimer***
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>>>>>>> --
>>>>>>> Met vriendelijke groeten,
>>>>>>>
>>>>>>> Paul Groeneweg
>>>>>>> Pazion
>>>>>>> Webdevelopment  -  Hosting  -  Apps
>>>>>>>
>>>>>>> T +31 26 3020038
>>>>>>> M +31 614 277 577
>>>>>>> E  paul at pazion.nl
>>>>>>>
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>>>>>>>
>>>>>> --
>>>>> Met vriendelijke groeten,
>>>>>
>>>>> Paul Groeneweg
>>>>> Pazion
>>>>> Webdevelopment  -  Hosting  -  Apps
>>>>>
>>>>> T +31 26 3020038
>>>>> M +31 614 277 577
>>>>> E  paul at pazion.nl
>>>>>
>>>>>  ***disclaimer***
>>>>> "This e-mail and any attachments thereto may contain information which
>>>>> is confidential and/or protected by intellectual property rights and are
>>>>> intended for the sole use of the recipient(s) named above. Any use of the
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>>>>>
>>>> --
>>>> Met vriendelijke groeten,
>>>>
>>>> Paul Groeneweg
>>>> Pazion
>>>> Webdevelopment  -  Hosting  -  Apps
>>>>
>>>> T +31 26 3020038
>>>> M +31 614 277 577
>>>> E  paul at pazion.nl
>>>>
>>>>  ***disclaimer***
>>>> "This e-mail and any attachments thereto may contain information which
>>>> is confidential and/or protected by intellectual property rights and are
>>>> intended for the sole use of the recipient(s) named above. Any use of the
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>>>> cooperation."
>>>>
>>> --
>> Met vriendelijke groeten,
>>
>> Paul Groeneweg
>> Pazion
>> Webdevelopment  -  Hosting  -  Apps
>>
>> T +31 26 3020038
>> M +31 614 277 577
>> E  paul at pazion.nl
>>
>>  ***disclaimer***
>> "This e-mail and any attachments thereto may contain information which is
>> confidential and/or protected by intellectual property rights and are
>> intended for the sole use of the recipient(s) named above. Any use of the
>> information contained herein (including, but not limited to, total or
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>> other than the designated recipient(s) is prohibited. If you have received
>> this e-mail in error, please notify the sender either by telephone or by
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>> cooperation."
>>
> --
> Met vriendelijke groeten,
>
> Paul Groeneweg
> Pazion
> Webdevelopment  -  Hosting  -  Apps
>
> T +31 26 3020038
> M +31 614 277 577
> E  paul at pazion.nl
>
>  ***disclaimer***
> "This e-mail and any attachments thereto may contain information which is
> confidential and/or protected by intellectual property rights and are
> intended for the sole use of the recipient(s) named above. Any use of the
> information contained herein (including, but not limited to, total or
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> other than the designated recipient(s) is prohibited. If you have received
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> cooperation."
>
>
>
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