<div dir="ltr"><div><div><div>For oVirt 3.6.x, these are the rules:<br><br>The ENGINE can be hosted on EL 6 or EL7<br></div>The HOSTS cannot be EL 6 -- must be EL 7+ or Fedora (I don't recall the version)<br><br>How to upgrade your hosts:<br><br>* Put the oVirt EL 6 host into maintenance (that is, migrating or shutting down all GUESTS from that host)<br>* Remove that Host from the cluster<br>* Wipe and install EL 7 onto that physical machine<br>* Bring that EL 7 machine into the cluster (via web gui Install)<br></div><div>* Repeat for all of the rest of the EL 6 hosts to complete the upgrade to 3.6.x<br></div><div><br></div>HOSTS on 3.5.x could either be EL 6 or EL 7, that is no longer the case with oVirt 3.6.x<br><br></div><div>HTH<br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Fri, May 27, 2016 at 7:14 AM, Giulio D’Ippolito <span dir="ltr"><<a href="mailto:gdippolito@brighttalk.com" target="_blank">gdippolito@brighttalk.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div>Hi all,<br><br></div>We are having a bit of hard time trying to upgrade oVirt from 3.5 release to 3.6.<br><br></div><div>This is our setup:<br></div><ul><li>All the hosts are running Centos 6.7</li><li>The engine is a standalone machine</li><li>The engine is running Centos 6.7</li><li>Upgrading the engine from 3.5.x to 3.6.6 was successful</li></ul><p>Now the problem was when we were trying to upgrade the hosts to 3.6 release. <br></p><p>We put one host in maintenance and we were expecting the "Upgrade" option to be available but it wasn't.</p><p>We have imported the 3.6 repository to the host and performed a "yum clean all" and a "yum update" to see which packages were marked to be upgrade. <br></p><p>No packages in the oVirt 3.6 repository were available to upgrade.</p><p>Then we tried to use the "Reinstall" option available in the GUI <br></p><p>The reinstall failed with the following issue:</p><p><i>2016-05-27 09:46:50 DEBUG otopi.plugins.otopi.packagers.yumpackager yumpackager.verbose:91 Yum queue package qemu-kvm-tools for install<br>2016-05-27 09:46:50 DEBUG otopi.plugins.otopi.packagers.yumpackager yumpackager.verbose:91 Yum processing package 2:qemu-kvm-tools-0.12.1.2-2.491.el6_8.1.x86_64 for install<br>2016-05-27 09:46:50 DEBUG otopi.plugins.otopi.packagers.yumpackager yumpackager.verbose:91 Yum package 2:qemu-kvm-tools-0.12.1.2-2.491.el6_8.1.x86_64 queued<br>2016-05-27 09:46:50 DEBUG otopi.plugins.otopi.packagers.yumpackager yumpackager.verbose:91 Yum queue package vdsm for install/update<br>2016-05-27 09:46:51 DEBUG otopi.plugins.otopi.packagers.yumpackager yumpackager.verbose:91 Yum queue package vdsm-cli for install/update<br>2016-05-27 09:46:51 DEBUG otopi.context context._executeMethod:142 Stage packages METHOD otopi.plugins.ovirt_host_deploy.vdsmhooks.hooks.Plugin._packages<br>2016-05-27 09:46:51 DEBUG otopi.context context._executeMethod:142 Stage packages METHOD otopi.plugins.ovirt_host_deploy.vmconsole.packages.Plugin._packages<br>2016-05-27 09:46:51 DEBUG otopi.context context._executeMethod:148 condition False<br>2016-05-27 09:46:51 DEBUG otopi.context context._executeMethod:142 Stage packages METHOD otopi.plugins.otopi.packagers.dnfpackager.Plugin._packages<br>2016-05-27 09:46:51 DEBUG otopi.context context._executeMethod:148 condition False<br>2016-05-27 09:46:51 DEBUG otopi.context context._executeMethod:142 Stage packages METHOD otopi.plugins.otopi.packagers.yumpackager.Plugin._packages<br>2016-05-27 09:46:51 DEBUG otopi.plugins.otopi.packagers.yumpackager yumpackager.verbose:91 Yum Building transaction<br>2016-05-27 09:46:52 ERROR otopi.plugins.otopi.packagers.yumpackager yumpackager.error:100 Yum ['qemu-kvm-rhev-tools conflicts with 2:qemu-kvm-tools-0.12.1.2-2.491.el6_8.1.x86_64']</i><br><br></p><p>We fixed the issue via removing the qemu-kvm-tools and running the "Reinstall again". <br></p><p>But effectively this was the only package that was installed/upgrade by running "Reinstall" again.</p><p></p><p>I can see from the repository <a href="http://resources.ovirt.org/pub/ovirt-3.6/rpm/el6/x86_64/" target="_blank">http://resources.ovirt.org/pub/ovirt-3.6/rpm/el6/x86_64/</a> that not many packages are available in this repository for Centos 6.</p><p>For example vdsm package is still version <span>vdsm-4.16.30-0.el6 which was installed in oVirt 3.5<br></span></p><p>Is this the expected outcome of the upgrade in the host? </p><p>Thanks,</p><p></p><p>Giulio<br></p><p><br></p><p><br></p><br><div><div><div><div><div style="width:510px"><table height="1" width="10"><tbody><tr><td style="text-align:left"><br></td><td><br></td></tr><tr><td colspan="2"><br></td></tr></tbody></table></div></div>
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