<div dir="ltr">First thing is to attach the affected hosts logs and the engine logs.<br></div><div class="gmail_extra"><br clear="all"><div><div class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><pre cols="72"><span style="font-family:arial,helvetica,sans-serif">Yaniv Dary
Technical Product Manager
Red Hat Israel Ltd.
34 Jerusalem Road
Building A, 4th floor
Ra'anana, Israel 4350109
Tel : +972 (9) 7692306
8272306
Email: <a href="mailto:ydary@redhat.com" target="_blank">ydary@redhat.com</a>
IRC : ydary</span></pre>
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<br><div class="gmail_quote">On Sat, Aug 29, 2015 at 11:47 PM, Christian Hailer <span dir="ltr"><<a href="mailto:christian@hailer.eu" target="_blank">christian@hailer.eu</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div link="#0563C1" vlink="#954F72" lang="DE"><div><p class="MsoNormal"><span lang="EN-US">Hello,<u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p><p class="MsoNormal"><span lang="EN-US">last Wednesday I wanted to update my oVirt 3.5 hypervisor. It is a single Centos 7 server, so I started by suspending the VMs in order to set the oVirt engine host to maintenance mode. During the process of suspending the VMs the server crashed, kernel panic…<u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US">After restarting the server I installed the updates via yum an restarted the server again. Afterwards, all the VMs could be started again. Some hours later my monitoring system registered some unresponsive hosts, I had a look in the oVirt interface, 3 of the VMs were in the state “not responding”, marked by a question mark. <u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US">I tried to shut down the VMs, but oVirt wasn’t able to do so. I tried to reset the status in the database with the sql statement<u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p><p class="MsoNormal"><span lang="EN-US">update vm_dynamic set status = 0 where vm_guid = (select vm_guid from vm_static where vm_name = 'MYVMNAME');<u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p><p class="MsoNormal"><span lang="EN-US">but that didn’t help, either. Only rebooting the whole hypervisor helped… afterwards everything worked again. But only for a few hours, then one of the VMs entered the “not responding” state again… again only a reboot helped. Yesterday it happened again:<u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p><p class="MsoNormal"><span lang="EN-US">2015-08-28 17:44:22,664 INFO [org.ovirt.engine.core.vdsbroker.VdsUpdateRunTimeInfo] (DefaultQuartzScheduler_Worker-60) [4ef90b12] VM DC 0f3d1f06-e516-48ce-aa6f-7273c33d3491 moved from Up --> NotResponding<u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US">2015-08-28 17:44:22,692 WARN [org.ovirt.engine.core.dal.dbbroker.auditloghandling.AuditLogDirector] (DefaultQuartzScheduler_Worker-60) [4ef90b12] Correlation ID: null, Call Stack: null, Custom Event ID: -1, Message: VM DC is not responding.<u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p><p class="MsoNormal"><span lang="EN-US">Does anybody know what I can do? Where should I have a look? Hints are greatly appreciated!<u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p><p class="MsoNormal"><span lang="EN-US">Thanks,<u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US">Christian<u></u><u></u></span></p></div></div><br>_______________________________________________<br>
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