[ovirt-users] HELP Upgrade hypervisors from CentOS 6.8 to CentOS 7

[Yedidyah Bar David]

On Fri, Sep 2, 2016 at 7:31 PM, VONDRA Alain <AVONDRA at unicef.fr> wrote:

> Hi,
>
> I’ve followed this doc, and hoped to find a solution with it, so I did’nt
> use the hosted-engine –deploy command, I’ve added a new host and at the end
> of the installation, the host stays unresponsive because unable to be
> attached to the same Storage volume .
>
> Engine log :
>
> 2016-09-02 16:57:01,780 ERROR [org.ovirt.engine.core.bll.InitVdsOnUpCommand]
> (org.ovirt.thread.pool-8-thread-28) Could not connect host unc-srv-hyp2
> to pool UNICEF with the message: null
>
> 2016-09-02 17:00:01,634 ERROR [org.ovirt.engine.core.vdsbroker.vdsbroker.ConnectStoragePoolVDSCommand]
> (org.ovirt.thread.pool-8-thread-3) Command ConnectStoragePoolVDSCommand(HostName
> = unc-srv-hyp2, HostId = ee1c57ce-1c77-47b1-b466-7bf99382dd77, vdsId =
> ee1c57ce-1c77-47b1-b466-7bf99382dd77, storagePoolId =
> 00000002-0002-0002-0002-000000000193, masterVersion = 7) execution
> failed. Exception: IRSNoMasterDomainException: IRSGenericException:
> IRSErrorException: IRSNoMasterDomainException: Cannot find master domain:
> u'spUUID=00000002-0002-0002-0002-000000000193, msdUUID=cc9ab4b2-9880-427b-
> 8f3b-61f03e520cbc'
>

Please check/post vdsm logs from the host. Thanks.


>
>
>
>
>
>
> ------------------------------
>
> *Alain VONDRA   *
> *Chargé d'exploitation des Systèmes d'Information       *
> *Direction Administrative et Financière*
> * +33 1 44 39 77 76 <%2B33%201%2044%2039%2077%2076>     *
>
> *UNICEF France 3 rue Duguay Trouin  75006 PARIS*
> * www.unicef.fr <http://www.unicef.fr/> *
> <http://www.unicef.fr>
>
> <http://www.unicef.fr/>
>
> <http://www.unicef.fr/> <http://www.unicef.fr/> <https://www.unicef.fr/>
>
>
>
> ------------------------------
> <http://www.unicef.fr>
>
> *De :* Simone Tiraboschi [mailto:stirabos at redhat.com]
> *Envoyé :* vendredi 2 septembre 2016 18:20
> *À :* VONDRA Alain <AVONDRA at unicef.fr>
> *Cc :* Nir Soffer <nsoffer at redhat.com>; users <users at ovirt.org>
> *Objet :* Re: [ovirt-users] HELP Upgrade hypervisors from CentOS 6.8 to
> CentOS 7
>
>
>
>
>
>
>
> On Fri, Sep 2, 2016 at 5:21 PM, VONDRA Alain <AVONDRA at unicef.fr> wrote:
>
> Hi,
> I'd like to upgrade my oVirt environment from 3.5 to 3.6 and maybe 4,
> actually the manager oVirt is un 3.5 version, installed on a CentOS 7.2 and
> the two hypervisors are installed on CentOS 6.8.
> I need anyway to upgrade the hosts to be able to move to 3.6.
> I've tried to upgrade the first host, but I had of course issues telling
> that it can't be possible to mix different OS in the same cluster, I've
> also tried to create another cluster to put this host without success.
> What is the best way to upgrade cleanly and safely ?
> Thank you in advance for your advices
>
>
>
> Follow this:
>
> https://www.ovirt.org/documentation/how-to/hosted-engine-host-OS-upgrade/
>
>
>
> Simply ignore the steps that refers to the engine VM if you are with the
> engine on a physical system.
>
>
>
>
> Alain VONDRA
>
> Chargé d'exploitation des Systèmes d'Information
> Direction Administrative et Financière
> +33 1 44 39 77 76
>
> UNICEF France
> 3 rue Duguay Trouin  75006
> PARIS
> www.unicef.fr
>
>
>
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> http://lists.ovirt.org/mailman/listinfo/users
>
>


-- 
Didi
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