Fedora 20 is not supportrd, in particular with virt-preview repo, which is
not maintained few month before Fedora 20 went EOL.
The best advice is to upgrade the host to Fedora 21.
בתאריך 13 באוק׳ 2015 3:04 אחה״צ, "Roel de Rooy" כתב:
> Hi all,
>
>
>
> 1 of our older clusters in use, consists of 2 nodes contain Fedora 20,
> with the virt-preview repository enabled.
>
> The Engine itself is installed on a dedicated server (CentOS 6) and is
> still on version 3.5.1.1-1.el6.
>
>
>
> During some maintenance a couple of days ago on the Fedora 20 nodes, also
> the installed vdsm package was updated by the engineer working on the nodes.
>
> We went from version ‘vdsm-4.16.10-8.gitc937927.fc20’ to
> ‘vdsm-4.16.26-0.fc20’.
>
>
>
> This morning I wanted to remove some old snapshots on running vm’s, only
> to find out that the delete button is once again greyed out.
>
> I also created a new snapshot on a running vm to test if it would only
> happen on snapshots that were already there before the update, but the
> delete button would still remain greyed out.
>
> Only turning off the vm allows me to use the delete button.
>
>
>
> When looking at the nodes within the cluster, they both still have Live
> Snapshot Support on Active.
>
> Before the vdsm update, the live merge functionality worked perfectly.
>
>
>
> Anybody experienced something similar?
>
> Could It be because the Engine is still running on 3.5.1?
>
> We are also running 2 clusters with F21 nodes that have the same vdsm
> version nummer installed and they don’t have an issue at all; connected to
> the same engine.
>
>
>
> Kind Regards,
>
> Roel
>
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