On Thu, Mar 2, 2017 at 10:16 AM Peter Hudec <[email protected]> wrote: > A Few weeks ago I did upgrade from 3.5 to 4.1 > The release-by-release (3.5 -> 3.6 -> 4.0 -> 4.1)upgrade we found out as > very time consuming, since we were running CentOS 6 on all HOST and > Engine too. We decided to install new 4.1 and migrate the VM. >
Agree, it takes time - but there is the InCluster migration policy which allows mixing (in a single direction - EL6 -> EL7) hosts, especially to prevent downtime. > > The only disadvantage of this upgrade is the VM downtime during the > migration. You need to export and import them again. > What about detach and attach the storage domain? Wasn't that a viable option? Or did you prefer export-import one (or several) VMs at a time? Y. > > Peter > > > On 02/03/2017 08:09, Lionel Caignec wrote: > > Ok thank you, > > > > Ok another question, i need to ugprade engine to 4.0 first and then to > 4.1, do i need to do the same for the hypervisor or can i directly go to > 4.1? > > > > ----- Mail original ----- > > De: "Yedidyah Bar David" <[email protected]> > > À: "Lionel Caignec" <[email protected]> > > Cc: "users" <[email protected]> > > Envoyé: Jeudi 2 Mars 2017 07:59:56 > > Objet: Re: [ovirt-users] Upgrade path from running 3.6 (centos 7) to 4.1 > > > > On Thu, Mar 2, 2017 at 7:07 AM, Lionel Caignec <[email protected]> wrote: > >> Hi, > >> i'm running an ovirt cluster in 3.6 (centos 7) no hosted engine. > >> Is it possible to upgrade directly from 3.6 to 4.1? Or this is not > recommended. > > > > It's not possible. You need to go through 4.0. > > > > Best, > > > >> > >> > >> Thanks, > >> Lionel > >> _______________________________________________ > >> Users mailing list > >> [email protected] > >> http://lists.ovirt.org/mailman/listinfo/users > > > > > > > > > -- > *Peter Hudec* > Infraštruktúrny architekt > [email protected] <mailto:[email protected]> > > *CNC, a.s.* > Borská 6, 841 04 Bratislava > Recepcia: +421 2 35 000 100 > > Mobil:+421 905 997 203 <+421%20905%20997%20203> > *www.cnc.sk* <http:///www.cnc.sk> > > _______________________________________________ > Users mailing list > [email protected] > http://lists.ovirt.org/mailman/listinfo/users >
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