<div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote">On Sun, Dec 24, 2017 at 12:41 AM, Gabriel Stein <span dir="ltr"><<a href="mailto:gabrielstein@gmail.com" target="_blank">gabrielstein@gmail.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">Well, I finally upgraded all to 4.2. Unfortunately I broke a Server in the upgrade process and I needed much more time than expected(the Host was with Hosted Engine and Gluster). I will not go further on that problems because I interrupted the upgrade process and try to fix it and I ended with a kernel panic.<div><br></div><div>I recommend to use tmux or screen for the upgrade. <div><div><br></div><div>My experience:</div><div><br></div><div>I used this tutorial for the upgrade process: <a href="https://ovirt.org/documentation/how-to/hosted-engine/#upgrade-hosted-engine" target="_blank">https://ovirt.org/<wbr>documentation/how-to/hosted-<wbr>engine/#upgrade-hosted-engine</a></div><div><br></div><div>You can use it for the Hosted Engine VM and the Hosts. Be patient, don't interrupt the yum update process, and follow the instructions.</div><div>If you have a locale different than US-UTF8, please change it for US-UTF8 before the upgrade process. Where? /etc/locale.conf on CentOS. If you are using e.g. puppet, please deactivate it on upgrade process, to avoid the locale change(if you have something on puppet that changes it).</div><div><br></div><div>Problems:</div><div><br></div><div>I still having problems with glusterfs(Peer Rejected) and unstable, but it probably happens because I copied the UUID from the broke server from glusterfs and added the new installed server with same ip back to gluster.</div></div></div></div></blockquote><div><br></div><div>Are your problems with GlusterFS resolved. If not please reach out to us and <a href="mailto:gluster-users@gluster.org">gluster-users@gluster.org</a> for help</div><div><br></div><div> <br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div><br></div><div><br></div><div>IMHO:</div><div>Please check that you have the engine backup done. Save it somewhere, NFS, rsync-it to another server....</div><div>When running engine-setup after the yum update on ovirt-engine VM: don't to the in place upgrade from postgresql. It's really nice to have it, but you you can avoid risks, why do so?</div><div>Keep the Backup from Postgresql.</div><div><br></div><div>Previous Version: 4.1.x</div><div>Updated to: 4.2</div><div><br></div><div>Setup:</div><div><br></div><div>CentOS 7.4.108</div><div>4 Servers, 3 with Gluster for engine.</div><div><br></div><div>If you have questions....</div><div><br></div><div>Best Regards,</div><div><br></div><div>Gabriel</div><span class="HOEnZb"><font color="#888888"><div><br></div></font></span></div></div></div><div class="gmail_extra"><span class="HOEnZb"><font color="#888888"><br clear="all"><div><div class="m_8978646010781263925gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><span><font color="#888888"><span style="font-family:Calibri,sans-serif;font-size:11pt">Gabriel Stein</span><br><span style="font-family:Calibri,sans-serif;font-size:11pt">------------------------------</span><br><span style="font-family:Calibri,sans-serif;font-size:11pt">Gabriel Ferraz Stein</span><br><span style="font-family:Calibri,sans-serif;font-size:11pt">Tel.: <a value="+4915778816311">+49 (0) 170 2881531</a></span><br></font></span></div></div></div></div></div>
<br></font></span><div class="gmail_quote"><div><div class="h5">2017-12-22 12:19 GMT+01:00 Gianluca Cecchi <span dir="ltr"><<a href="mailto:gianluca.cecchi@gmail.com" target="_blank">gianluca.cecchi@gmail.com</a>></span>:<br></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div class="h5"><div dir="ltr"><div class="gmail_extra"><div class="gmail_quote"><span>On Fri, Dec 22, 2017 at 12:06 PM, Martin Perina <span dir="ltr"><<a href="mailto:mperina@redhat.com" target="_blank">mperina@redhat.com</a>></span> wrote:<br></span><span><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_extra"><div class="gmail_quote"><div><div class="m_8978646010781263925m_3234553143461448174h5"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_extra"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_extra"><div class="gmail_quote"><br><div><br></div><div>Only problem I registered was the first start of engine on the first upgraded host (that should be step 7 in link above), where I got error on engine (not able to access web admin portal); I see this in server.log </div><div>(see full attach here <a href="https://drive.google.com/file/d/1UQAllZfjueVGkXDsBs09S7THGDFn9YPa/view?usp=sharing" target="_blank">https://drive.google.com/file/<wbr>d/1UQAllZfjueVGkXDsBs09S7THGDF<wbr>n9YPa/view?usp=sharing</a> )</div><div><br></div><div>2017-12-22 00:40:17,674+01 INFO [org.quartz.core.QuartzSchedul<wbr>er] (ServerService Thread Pool -- 63) Scheduler DefaultQuartzScheduler_$_NON_C<wbr>LUSTERED started.</div><div>2017-12-22 00:40:17,682+01 INFO [org.jboss.as.clustering.infin<wbr>ispan] (ServerService Thread Pool -- 63) WFLYCLINF0002: Started timeout-base cache from ovirt-engine container</div><div>2017-12-22 00:44:28,611+01 ERROR [org.jboss.as.controller.manag<wbr>ement-operation] (Controller Boot Thread) WFLYCTL0348: Timeout after [300] seconds waiting for service container stability. Operation will roll back. Step that first updated the service container was 'add' at address '[</div><div> ("core-service" => "management"),</div><div> ("management-interface" => "native-interface")</div><div>]'</div></div></div></div></blockquote><div><br></div><div>Adding Vaclav, maybe something in Wildfly? Martin, any hint on engine side?</div></div></div></div></blockquote><div><br></div></div></div><div>Yeah, I've already seen such error a few times, it usually happens when access to storage is really slow or the host itself is overloaded and WildFly is not able to startup properly until default 300 seconds interval is over.</div><div><br></div><div>If this is going to happen often, we will have to raise that timeout for all installations.</div><span><div><br></div></span></div></div></div>
</blockquote></span></div><br></div><div class="gmail_extra">Ok, thanks for the confirmation of what I suspected.</div><div class="gmail_extra">Actually this particular environment is based on a single NUC where I have ESXi 6.0U2 and the 3 hosts are actually VMs of this vSphere environment, so that the hosted engine is an L2 VM</div><div class="gmail_extra">And the replica 3 (with arbiter) of the hosts insists at the end on a single physical SSD disk below...</div><div class="gmail_extra">All in all it is already a great success that this kind of infrastructure has been able to update from 4.1 to 4.2... I use it basically as a functional testing and btw on vSphere there is also another CentOS 7 VM running ;-)</div><div class="gmail_extra"> </div><div class="gmail_extra">Thanks,</div><div class="gmail_extra">Gianluca</div></div>
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