[ovirt-users] oVirt 4.2 upgrade procedure.

[Yedidyah Bar David]

On Thu, Dec 28, 2017 at 1:46 PM, Eduardo Mayoral <emayoral at arsys.es> wrote:
> Hi,
>
>     I just started upgrading one of our oVirt installations from 4.1.8
> to 4.2
>
>     Engine is NOT self hosted. It is a plain CentOS 7.4 server.
>
>     Compute hosts (10 of them) are CentOS 7.4 as well. Storage is mainly
> iSCSI served from an external storage system.
>
>     Engine upgrade was seamless. Now I want to upgrade the hosts, then
> change the cluster compatibility level, then the datacenter
> compatibility. Can someone confirm that this is the correct sequence?
>
>     On the first host, I put it in maintenance mode, installed
> centos-release-ovirt42 and removed centos-release-ovirt41.
>
>     When doing the upgrade host from the web interface, I get:
>
> 2017-12-28 10:58:46,054 p=7173 u=ovirt |  Using
> /usr/share/ovirt-engine/playbooks/ansible.cfg as config file
> 2017-12-28 10:58:46,288 p=7173 u=ovirt |  PLAY [all]
> *********************************************************************
> 2017-12-28 10:58:46,316 p=7173 u=ovirt |  TASK [ovirt-host-upgrade :
> Install ovirt-host package if it isn't installed] ***
> 2017-12-28 10:58:51,143 p=7173 u=ovirt |  fatal: [llki612.arsyslan.es]:
> FAILED! => {"changed": false, "msg": "No package matching 'ovirt-host'
> found available, installed or updated", "rc": 126, "results": ["No
> package matching 'ovirt-host' found available, installed or updated"]}
> 2017-12-28 10:58:51,144 p=7173 u=ovirt |  PLAY RECAP
> *********************************************************************
> 2017-12-28 10:58:51,144 p=7173 u=ovirt |  llki612.arsyslan.es        :
> ok=0    changed=0    unreachable=0    failed=1
>
> Now, I see the ovirt-host package is not installed or available on the
> Compute node. It is available on the ovirt-engine on repo "ovirt-4.2"
> (which is installed by ovirt-release42-4.2.0-1.el7.centos.noarch)
>
> I am a bit confused here. I thought I only needed centos-release-ovirt42
> (centos-ovirt42 repo) on the compute hosts. Is that so? Has this changed
> from 4.1 to 4.2?

I do not think this was changed.

Where did you find instructions to install centos-release-ovirt42?

Generally speaking, oVirt repos are available by installing ovirt-release*.

Best regards,

>
> Thank you very much for your help!
>
>
> --
> Eduardo Mayoral Jimeno (emayoral at arsys.es)
> Administrador de sistemas. Departamento de Plataformas. Arsys internet.
> +34 941 620 145 ext. 5153
>
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-- 
Didi