On Tue, Sep 15, 2020 at 10:10 AM Rapsilber, Marcus <marcus.rapsil...@isotravel.com> wrote: > > Hello again, > > to answer your question, how did I make a clean install and reintegrate the > node in the cluster? Maybe my approach was a bit awkward/inconvenient, but > this is what I did: > - Install CentOS 8 > - Install oVirt Repository and packages: cockpit-ovirt-dashboard, > vdsm-gluster, ovirt-host > - Remove the Gluster bricks of the old node from the data/engine/vmstore > volumes > - Process a single cluster node installation on the new node via the oVirt > Dashboard, in order to setup Gluster and the bricks (hosted-engine setup was > skipped) > - On the new node: Delete the vmstore/engine/data volumes and the file > metadata in the bricks folder > - Added the bricks to the volumes of the existing cluster again > - Added the host to the cluster > > Would you suggest a better approach to setup a new node for an existing > cluster?
Sorry, I have no experience with gluster, so can't comment on your particular steps, although they sound reasonable. the main missing thing is enabling hosted-engine when adding the host to the engine. > > At this point I'm not sure if I just overlooked the "hosted engine deployment > action" when I've added the new host. Unfortunately I cannot try to edit the > host anymore since my colleague did another reinstall of the node. Very well. If this happens again, please tell us. Best regards, > > Thanks so far and greetings, > Marcus > > -----Ursprüngliche Nachricht----- > Von: Yedidyah Bar David <d...@redhat.com> > Gesendet: Montag, 14. September 2020 10:56 > An: Rapsilber, Marcus <marcus.rapsil...@isotravel.com> > Cc: users <users@ovirt.org> > Betreff: Re: [ovirt-users] Enable a cluster node to run the hosted engine > > On Mon, Sep 14, 2020 at 11:18 AM <r...@isogmbh.de> wrote: > > > > Hi there, > > > > currently my team is evaluating oVirt and we're also testing several fail > > scenarios, backup and so on. > > One scenario was: > > - hyperconverged oVirt cluster with 3 nodes > > - self-hosted engine > > - simulate the break down of one of the nodes by power off > > - to replace it make a clean install of a new node and reintegrate it > > in the cluster > > How exactly did you do that? > > > > > Actually everything worked out fine. The new installed node and related > > bricks (vmstore, data, engine) were added to the existing Gluster storage > > and it was added to the oVirt cluster (as host). > > > > But there's one remaining problem: The new host doesn't have the grey > > crown, which means it's unable to run the hosted engine. How can I achieve > > that? > > I also found out that the ovirt-ha-agent and ovirt-ha-broker isn't > > started/enabled on that node. Reason is that the > > /etc/ovirt-hosted-engine/hosted-engine.conf doesn't exist. I guess this is > > not only a problem concerning the hosted engine, but also for HA VM's. > > When you add a host to the engine, one of the options in the dialog is to > deploy it as a hosted-engine. > If you don't, you won't get this crown, nor these services, nor its status in > 'hosted-engine --vm-status'. > > If you didn't, perhaps try to move to maintenance and reinstall, adding this > option. > > If you did choose it, that's perhaps a bug - please check/share relevant logs > (e.g. in /var/log/ovirt-engine, including host-deploy/). > > Best regards, > > > > > Thank you for any advice and greetings, Marcus > > _______________________________________________ > > Users mailing list -- users@ovirt.org > > To unsubscribe send an email to users-le...@ovirt.org Privacy > > Statement: > > https://protection.retarus.com/v1?u=https%3A%2F%2Fwww.ovirt.org%2Fpriv > > acy-policy.html&c=3ilYjgr&r=338RVlOwLz6SWhhP16s8RO&k=7s1&s=i9ZtAxZ4Hjh > > a7cyQljzYgZoSsOuJ5qnJkh0cU75rfgL oVirt Code of Conduct: > > https://protection.retarus.com/v1?u=https%3A%2F%2Fwww.ovirt.org%2Fcomm > > unity%2Fabout%2Fcommunity-guidelines%2F&c=3ilYjgr&r=5VIqhyv90pUj07OGZz > > 9qix&k=7s1&s=UiOTbmf9BSOB46ff91IjO7G8dkMWHzi2GOIcveqAySn > > List Archives: > > > > -- > Didi > -- Didi _______________________________________________ Users mailing list -- users@ovirt.org To unsubscribe send an email to users-le...@ovirt.org Privacy Statement: https://www.ovirt.org/privacy-policy.html oVirt Code of Conduct: https://www.ovirt.org/community/about/community-guidelines/ List Archives:
