<html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"></head><body>Because I have a gluster volume on CentOS7 cluster is not possible to change compatibility level, else if I have all hosts in maintenance mode<div><br></div><div style="font-size:100%;color:#000000"><!-- originalMessage --><div>-------- Messaggio originale --------</div><div>Da: Sahina Bose <sabose@redhat.com> </div><div>Data: 20/09/16 14:07 (GMT+01:00) </div><div>A: fedele.stabile@fis.unical.it </div><div>Cc: Yaniv Dary <ydary@redhat.com>, users <users@ovirt.org> </div><div>Oggetto: Re: [ovirt-users] Setting compatibility level on 3.6 </div><div><br></div></div><div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Sep 20, 2016 at 5:07 PM, Fedele Stabile <span dir="ltr"><<a href="mailto:fedele.stabile@fis.unical.it" target="_blank">fedele.stabile@fis.unical.it</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">I confirm: <br>
I am not able to modify compatibility level using engine UI.<br>
I'm running oVirt Version 3.6.7.5-1.el7.centos and I would upgrade to<br>
4.0<br>
I was able to migrate HostedEngine to Default Cluster<br>
On one of the clusters (CentOS7 cluster) I can't change Compatibility<br>
level from 3.5 to 3.6 value <br>
Now the problem is that I have a gluster volume.<br>
If I delete Gluster Volume from HE UI can I loss data?<br></blockquote><div><br><br></div><div>Deleting gluster volume from UI will delete the underlying volume if any of the hosts in the cluster are online - i.e it's not a database entry deletion alone, it executes gluster cli command to delete the volume.<br><br></div><div>Why do you want to delete the volume? Is it to move the hosts to another cluster/ change compatibility? Which cluster has the gluster volume - CentOS7 cluster or Default cluster?<br> <br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div class="HOEnZb"><div class="h5"><br>
Il giorno mar, 20/09/2016 alle 10.38 +0300, Yaniv Dary ha scritto:<br>
> You can also put all HE hosts on that cluster to local maintenance<br>
> and shutdown the vm. It will start up on another cluster.<br>
> Yaniv Dary<br>
> Technical Product Manager<br>
> Red Hat Israel Ltd.<br>
> 34 Jerusalem Road<br>
> Building A, 4th floor<br>
> Ra'anana, Israel 4350109<br>
> Tel : +972 (9) 7692306<br>
> 8272306<br>
> Email: <a href="mailto:ydary@redhat.com">ydary@redhat.com</a><br>
> IRC : ydary<br>
><br>
> On Sep 20, 2016 10:18 AM, "Fedele Stabile" <fedele.stabile@fis.unical<br>
> .it> wrote:<br>
> > For some reason it is not possible migration of he vm to another<br>
> > cluster.<br>
> > This is the reason I asked for direct DB modification.<br>
> > Fedele<br>
> ><br>
> > Il giorno mar, 20/09/2016 alle 10.09 +0300, Yaniv Dary ha scritto:<br>
> > > You can live migrate the he vm cross cluster and then upgrade the<br>
> > > compatibility level.<br>
> > > Yaniv Dary<br>
> > > Technical Product Manager<br>
> > > Red Hat Israel Ltd.<br>
> > > 34 Jerusalem Road<br>
> > > Building A, 4th floor<br>
> > > Ra'anana, Israel 4350109<br>
> > > Tel : +972 (9) 7692306<br>
> > > 8272306<br>
> > > Email: <a href="mailto:ydary@redhat.com">ydary@redhat.com</a><br>
> > > IRC : ydary<br>
> > ><br>
> > > On Sep 20, 2016 9:50 AM, "Fedele Stabile" <fedele.stabile@fis.uni<br>
> > cal.<br>
> > > it> wrote:<br>
> > > > As I wrote this morning using a smartphone:<br>
> > > > I can't change compatibility using UI engine because the HE is<br>
> > > > running.<br>
> > > > For this reason I need to change the compatibility value in the<br>
> > DB.<br>
> > > > The problem is that in oVirt 3.6 I can't find any cluster named<br>
> > > > table<br>
> > > > as described in Comment 17 of<br>
> > > > <a href="https://bugzilla.redhat.com/show_bug.cgi?id=1341023" rel="noreferrer" target="_blank">https://bugzilla.redhat.com/<wbr>show_bug.cgi?id=1341023</a><br>
> > > > Can anyone verify?<br>
> > > > Thank you<br>
> > > > Fedele<br>
> > > ><br>
> > > > Il giorno mar, 20/09/2016 alle 01.29 +0300, Yaniv Dary ha<br>
> > scritto:<br>
> > > > > You can't mess with the cluster level. It's a recipe for<br>
> > trouble.<br>
> > > > > Please upgrade the cluster compatibility via manager. <br>
> > > > > What is the issues with doing this you have?<br>
> > > > > Yaniv Dary<br>
> > > > > Technical Product Manager<br>
> > > > > Red Hat Israel Ltd.<br>
> > > > > 34 Jerusalem Road<br>
> > > > > Building A, 4th floor<br>
> > > > > Ra'anana, Israel 4350109<br>
> > > > > Tel : +972 (9) 7692306<br>
> > > > > 8272306<br>
> > > > > Email: <a href="mailto:ydary@redhat.com">ydary@redhat.com</a><br>
> > > > > IRC : ydary<br>
> > > > ><br>
> > > > > On Sep 19, 2016 6:36 PM, "Fedele Stabile" <fedele.stabile@fis<br>
> > .uni<br>
> > > > cal.<br>
> > > > > it> wrote:<br>
> > > > > > Ah,<br>
> > > > > > I want to migrate to ovirt 4.x and I read that I have to<br>
> > change<br>
> > > > the<br>
> > > > > > compatibily level of the cluster.<br>
> > > > > ><br>
> > > > > > Il giorno lun, 19/09/2016 alle 17.31 +0200, Fedele Stabile<br>
> > ha<br>
> > > > > > scritto:<br>
> > > > > > > Hello,<br>
> > > > > > > I have ovirt-release36-3.6.7-1 and ovirt-engine-setup-<br>
> > > > 3.6.7.5-<br>
> > > > > > > 1.el7.centos<br>
> > > > > > > and I can't find cluster table in the DB engine to force<br>
> > to<br>
> > > > > > > compatibility version 3.6<br>
> > > > > > > as described in <a href="https://bugzilla.redhat.com/show_bug.cgi" rel="noreferrer" target="_blank">https://bugzilla.redhat.<wbr>com/show_bug.cgi</a>?<br>
> > id=1<br>
> > > > 3410<br>
> > > > > > 23<br>
> > > > > > > infact I have HostedEngine running on a cluster and I<br>
> > can't<br>
> > > > > > change<br>
> > > > > > > it's<br>
> > > > > > > compatibility.<br>
> > > > > > > Can you help me?<br>
> > > > > > ><br>
> > > > > > ><br>
> > > > > > > ______________________________<wbr>_________________<br>
> > > > > > > Users mailing list<br>
> > > > > > > <a href="mailto:Users@ovirt.org">Users@ovirt.org</a><br>
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> > > > > ><br>
> > > > > > ______________________________<wbr>_________________<br>
> > > > > > Users mailing list<br>
> > > > > > <a href="mailto:Users@ovirt.org">Users@ovirt.org</a><br>
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> > > > > ><br>
> > > ><br>
> > > ><br>
> ><br>
> ><br>
<br>
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</div></div></blockquote></div><br></div></div>
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