[ovirt-users] Upgrade to 3.5.1

[Sahina Bose]

On 01/22/2015 08:03 PM, Demeter Tibor wrote:
> Hello,
>
> I have an ovirt 3.5.0 cluster with three nodes and we using glusterfs 
> for serving backend storage for VM-s. Glusterfs are on same servers 
> with ovirt.
> We have Gluster 3.5.1 on all of nodes.
>
> How can I upgrade to ovirt 3.5.1 with new glusterfs? I don't want data 
> inconsistency/data loss/split brains?

Do you have a replica 3 volume setup across these 3 nodes?

Glusterfs supports rolling upgrade for replica volumes.
But there are some issues to upgrade from 3.5 to 3.6 versions (depending 
on version used)
Adding gluster-users & Pranith for recommended procedures.


thanks
sahina

>
> Need I update gluster version to the latest?
> How I need to upgrade the nodes ?  Is there any whitepaper about this?
>
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> Thanks in advance,
>
>
> Tibor
>
>
>
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