<div dir="auto">For a proper upgrade there are specific steps that you follow for each host and the engine. <div dir="auto"><br></div><div dir="auto">I usually upgrade the hosts first then the engine. If you have spare resources so as to put hosts at maintenance then the upgrade should be seamless. Also i think you need to go strp by step: 3.5 -> 3.6 -> 4.0 ... etc</div><div dir="auto"><br></div><div dir="auto">In case you have a similar test setup you may try it first there.</div><div dir="auto"><br></div><div dir="auto"><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Feb 17, 2018 14:10, "Mark Steele" <<a href="mailto:msteele@telvue.com">msteele@telvue.com</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small;color:#000000">Thank you very much!</div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small;color:#000000"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small;color:#000000">Question - is upgrading the ovirt installation a matter of just upgrading the engine? Or are there changes that are pushed down to each host / vm?</div></div><div class="gmail_extra"><br clear="all"><div><div class="m_6961537521851260276gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div dir="ltr"><div dir="ltr"><div><br></div><div><font color="#000000" face="verdana, sans-serif">***</font></div><div><b style="font-family:verdana,sans-serif;color:rgb(0,0,0)"><font size="2">Mark Steele</font></b><br></div><div><font face="verdana, sans-serif"><span style="color:rgb(0,0,0)">CIO / VP Technical Operations | TelVue Corporation</span></font></div><div><font face="verdana, sans-serif"><span style="font-size:x-small;color:rgb(0,0,0)">TelVue - We Share Your Vision</span></font></div><div><font face="verdana, sans-serif"><span style="font-size:x-small;color:rgb(0,0,0)">16000 Horizon Way, Suite 100 | Mt. Laurel, NJ 08054</span></font></div><div><font face="verdana, sans-serif"><span style="font-size:x-small;color:rgb(0,0,0)"><a href="tel:800%20885%208886" value="+308008858886" target="_blank">800.885.8886 x128</a> | <a href="mailto:msteele@telvue.com" target="_blank">msteele@telvue.com</a> | </span><a href="http://www.telvue.com/" style="font-size:x-small" target="_blank">http://<wbr>www.telvue.com</a></font></div><div><font face="verdana, sans-serif"><span style="font-size:x-small">twitter: </span><a href="http://twitter.com/telvue" style="font-size:x-small" target="_blank">http://twitter.com/<wbr>telvue</a><span style="font-size:x-small"> | facebook: </span><a href="https://www.facebook.com/telvue" style="font-size:x-small" target="_blank">https://www.<wbr>facebook.com/telvue</a></font></div></div></div></div></div></div></div></div></div></div></div></div></div></div>
<br><div class="gmail_quote">On Sat, Feb 17, 2018 at 2:32 AM, Yaniv Kaul <span dir="ltr"><<a href="mailto:ykaul@redhat.com" target="_blank">ykaul@redhat.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"><br><div class="gmail_extra"><br><div class="gmail_quote"><span>On Fri, Feb 16, 2018 at 11:14 PM, Mark Steele <span dir="ltr"><<a href="mailto:msteele@telvue.com" target="_blank">msteele@telvue.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div style="font-family:verdana,sans-serif;font-size:small;color:rgb(0,0,0)">We are using CentOS Linux release 7.0.1406 (Core) and
<span class="m_6961537521851260276m_3710052331802655209gmail-m_-820134095571008401gmail-gwt-InlineLabel">oVirt Engine Version: 3.5.0.1-1.el6</span></div></div></blockquote><div><br></div></span><div>You are seeing <a href="https://bugzilla.redhat.com/show_bug.cgi?id=1444426" target="_blank">https://bugzilla.redhat<wbr>.com/show_bug.cgi?id=1444426</a> , which is a result of a default change of libvirt and was fixed in later versions of oVirt than the one you are using.</div><div>See patch <a href="https://gerrit.ovirt.org/#/c/76934/" target="_blank">https://gerrit.ovirt.org<wbr>/#/c/76934/</a> for how it was fixed, you can probably configure it manually.</div><span class="m_6961537521851260276HOEnZb"><font color="#888888"><div>Y.</div></font></span><div><div class="m_6961537521851260276h5"><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div style="font-family:verdana,sans-serif;font-size:small;color:rgb(0,0,0)">
</div><div style="font-family:verdana,sans-serif;font-size:small;color:rgb(0,0,0)"><span class="m_6961537521851260276m_3710052331802655209gmail-m_-820134095571008401gmail-gwt-InlineLabel"><br></span></div><div style="font-family:verdana,sans-serif;font-size:small;color:rgb(0,0,0)"><span class="m_6961537521851260276m_3710052331802655209gmail-m_-820134095571008401gmail-gwt-InlineLabel">We have four other hosts that are running this same configuration already. I took one host out of the cluster (forcefully) that was working and now it will not add back in either - throwing the same SASL error.</span></div><div style="font-family:verdana,sans-serif;font-size:small;color:rgb(0,0,0)"><span class="m_6961537521851260276m_3710052331802655209gmail-m_-820134095571008401gmail-gwt-InlineLabel"><br>We are looking at downgrading libvirt as I've seen that somewhere else - is there another version of RH I should be trying? I have a host I can put it on.</span></div><div><br></div></div><div class="gmail_extra"><span class="m_6961537521851260276m_3710052331802655209gmail-"><br clear="all"><div><div class="m_6961537521851260276m_3710052331802655209gmail-m_-820134095571008401gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div dir="ltr"><div dir="ltr"><div><br></div><div><font color="#000000" face="verdana, sans-serif">***</font></div><div><b style="font-family:verdana,sans-serif;color:rgb(0,0,0)"><font size="2">Mark Steele</font></b><br></div><div><font face="verdana, sans-serif"><span style="color:rgb(0,0,0)">CIO / VP Technical Operations | TelVue Corporation</span></font></div><div><font face="verdana, sans-serif"><span style="font-size:x-small;color:rgb(0,0,0)">TelVue - We Share Your Vision</span></font></div><div><font face="verdana, sans-serif"><span style="font-size:x-small;color:rgb(0,0,0)"><a href="https://maps.google.com/?q=16000+Horizon+Way,+Suite+100+%7C+Mt.+Laurel,+NJ+08054&entry=gmail&source=g" target="_blank">16000 Horizon Way, Suite 100 | Mt. Laurel, NJ 08054</a></span></font></div><div><font face="verdana, sans-serif"><span style="font-size:x-small;color:rgb(0,0,0)"><a href="tel:(800)%20885-8886" value="+18008858886" target="_blank">800.885.8886 x128</a> | <a href="mailto:msteele@telvue.com" target="_blank">msteele@telvue.com</a> | </span><a href="http://www.telvue.com/" style="font-size:x-small" target="_blank">http://<wbr>www.telvue.com</a></font></div><div><font face="verdana, sans-serif"><span style="font-size:x-small">twitter: </span><a href="http://twitter.com/telvue" style="font-size:x-small" target="_blank">http://twitter.com/te<wbr>lvue</a><span style="font-size:x-small"> | facebook: </span><a href="https://www.facebook.com/telvue" style="font-size:x-small" target="_blank">https://www.facebook<wbr>.com/telvue</a></font></div></div></div></div></div></div></div></div></div></div></div></div></div></div>
<br></span><div><div class="m_6961537521851260276m_3710052331802655209gmail-h5"><div class="gmail_quote">On Fri, Feb 16, 2018 at 3:31 PM, Yaniv Kaul <span dir="ltr"><<a href="mailto:ykaul@redhat.com" target="_blank">ykaul@redhat.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="auto"><span><div><br><div class="gmail_extra"><br><div class="gmail_quote">On Feb 16, 2018 6:47 PM, "Mark Steele" <<a href="mailto:msteele@telvue.com" target="_blank">msteele@telvue.com</a>> wrote:<br type="attribution"><blockquote class="m_6961537521851260276m_3710052331802655209gmail-m_-820134095571008401m_1158409133557805616quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div style="font-family:verdana,sans-serif;font-size:small;color:rgb(0,0,0)">Hello all,</div><div style="font-family:verdana,sans-serif;font-size:small;color:rgb(0,0,0)"><br></div><div style="font-family:verdana,sans-serif;font-size:small;color:rgb(0,0,0)">We recently had a network event where we lost access to our storage for a period of time. The Cluster basically shut down all our VM's and in the process we had three HV's that went offline and would not communicate properly with the cluster.</div><div style="font-family:verdana,sans-serif;font-size:small;color:rgb(0,0,0)"><br></div><div style="font-family:verdana,sans-serif;font-size:small;color:rgb(0,0,0)">We have since completely reinstalled CentOS on the hosts and attempted to install them into the cluster with no joy. We've gotten to the point where we generally get an error message in the web gui:</div></div></blockquote></div></div></div><div dir="auto"><br></div></span><div dir="auto">Which EL release and which oVirt release are you using? My guess would be latest EL, with an older oVirt? </div><div dir="auto">Y. </div><div dir="auto"><br></div><div dir="auto"><div class="gmail_extra"><div class="gmail_quote"><blockquote class="m_6961537521851260276m_3710052331802655209gmail-m_-820134095571008401m_1158409133557805616quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div><div class="m_6961537521851260276m_3710052331802655209gmail-m_-820134095571008401h5"><div dir="ltr"><div style="font-family:verdana,sans-serif;font-size:small;color:rgb(0,0,0)"><br></div><div style="font-family:verdana,sans-serif;font-size:small;color:rgb(0,0,0)">Stage: Misc Configuration</div><div style="font-family:verdana,sans-serif;font-size:small;color:rgb(0,0,0)">
<div style="outline-style:none" title=""><div class="m_6961537521851260276m_3710052331802655209gmail-m_-820134095571008401m_1158409133557805616m_6792853500513419754gmail-" style="overflow:hidden;text-overflow:ellipsis;white-space:nowrap" id="m_6961537521851260276m_3710052331802655209gmail-m_-820134095571008401m_1158409133557805616m_6792853500513419754gmail-gwt-uid-509_col2_row48">Host hv-ausa-02 installation failed. Command returned failure code 1 during SSH session '<a href="mailto:root@10.1.90.154" target="_blank">root@10.1.90.154</a>'.</div></div>
<br></div><div style="font-family:verdana,sans-serif;font-size:small;color:rgb(0,0,0)">the following is what we are seeing in the messages log:</div><div style="font-family:verdana,sans-serif;font-size:small;color:rgb(0,0,0)"><br></div><div style="font-family:verdana,sans-serif;font-size:small;color:rgb(0,0,0)"><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: libvirt: XML-RPC error : authentication failed: authentication failed</div><div>Feb 16 11:39:53 hv-ausa-02 libvirtd: 2018-02-16 16:39:53.761+0000: 15231: error : virNetSASLSessionListMechanism<wbr>s:390 : internal error: cannot list SASL mechanisms -4 (SASL(-4): no mechanism available: Internal Error -4 in server.c near line 1757)</div><div>Feb 16 11:39:53 hv-ausa-02 libvirtd: 2018-02-16 16:39:53.761+0000: 15231: error : remoteDispatchAuthSaslInit:341<wbr>1 : authentication failed: authentication failed</div><div>Feb 16 11:39:53 hv-ausa-02 libvirtd: 2018-02-16 16:39:53.761+0000: 15226: error : virNetSocketReadWire:1808 : End of file while reading data: Input/output error</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: libvirt: XML-RPC error : authentication failed: authentication failed</div><div>Feb 16 11:39:53 hv-ausa-02 libvirtd: 2018-02-16 16:39:53.962+0000: 15233: error : virNetSASLSessionListMechanism<wbr>s:390 : internal error: cannot list SASL mechanisms -4 (SASL(-4): no mechanism available: Internal Error -4 in server.c near line 1757)</div><div>Feb 16 11:39:53 hv-ausa-02 libvirtd: 2018-02-16 16:39:53.963+0000: 15233: error : remoteDispatchAuthSaslInit:341<wbr>1 : authentication failed: authentication failed</div><div>Feb 16 11:39:53 hv-ausa-02 libvirtd: 2018-02-16 16:39:53.963+0000: 15226: error : virNetSocketReadWire:1808 : End of file while reading data: Input/output error</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: libvirt: XML-RPC error : authentication failed: authentication failed</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: Traceback (most recent call last):</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: File "/usr/bin/vdsm-tool", line 219, in main</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: return tool_command[cmd]["command"](*<wbr>args)</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: File "/usr/lib/python2.7/site-packa<wbr>ges/vdsm/tool/upgrade_300_netw<wbr>orks.py", line 83, in upgrade_networks</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: networks = netinfo.networks()</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: File "/usr/lib/python2.7/site-packa<wbr>ges/vdsm/netinfo.py", line 112, in networks</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: conn = libvirtconnection.get()</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: File "/usr/lib/python2.7/site-packa<wbr>ges/vdsm/libvirtconnection.py"<wbr>, line 159, in get</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: conn = _open_qemu_connection()</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: File "/usr/lib/python2.7/site-packa<wbr>ges/vdsm/libvirtconnection.py"<wbr>, line 95, in _open_qemu_connection</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: return utils.retry(libvirtOpen, timeout=10, sleep=0.2)</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: File "/usr/lib/python2.7/site-packa<wbr>ges/vdsm/utils.py", line 1108, in retry</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: return func()</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: File "/usr/lib64/python2.7/site-pac<wbr>kages/libvirt.py", line 105, in openAuth</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: if ret is None:raise libvirtError('virConnectOpenAu<wbr>th() failed')</div><div>Feb 16 11:39:53 hv-ausa-02 vdsm-tool: libvirtError: authentication failed: authentication failed</div><div>Feb 16 11:39:53 hv-ausa-02 systemd: vdsm-network.service: control process exited, code=exited status=1</div><div>Feb 16 11:39:53 hv-ausa-02 systemd: Failed to start Virtual Desktop Server Manager network restoration.</div><div>Feb 16 11:39:53 hv-ausa-02 systemd: Dependency failed for Virtual Desktop Server Manager.</div><div>Feb 16 11:39:53 hv-ausa-02 systemd: Job vdsmd.service/start failed with result 'dependency'.</div><div>Feb 16 11:39:53 hv-ausa-02 systemd: Unit vdsm-network.service entered failed state.</div><div>Feb 16 11:39:53 hv-ausa-02 systemd: vdsm-network.service failed.</div><div>Feb 16 11:40:01 hv-ausa-02 systemd: Started Session 10 of user root.</div><div>Feb 16 11:40:01 hv-ausa-02 systemd: Starting Session 10 of user root.</div><div>Feb 16 11:40:01 hv-ausa-02 systemd: Started Session 11 of user root.</div><div>Feb 16 11:40:01 hv-ausa-02 systemd: Starting Session 11 of user root.</div><div><br></div><div>Can someone point me in the right direction to resolve this - it seems to be a SASL issue perhaps?</div></div><div><div class="m_6961537521851260276m_3710052331802655209gmail-m_-820134095571008401m_1158409133557805616m_6792853500513419754gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div dir="ltr"><div dir="ltr"><div><br></div><div><font color="#000000" face="verdana, sans-serif">***</font></div><font color="#888888"><div><b style="font-family:verdana,sans-serif;color:rgb(0,0,0)"><font size="2">Mark Steele</font></b><br></div><div><font face="verdana, sans-serif"><span style="color:rgb(0,0,0)">CIO / VP Technical Operations | TelVue Corporation</span></font></div><div><font face="verdana, sans-serif"><span style="font-size:x-small;color:rgb(0,0,0)">TelVue - We Share Your Vision</span></font></div><div><font face="verdana, sans-serif"><span style="font-size:x-small;color:rgb(0,0,0)"><a href="https://maps.google.com/?q=16000+Horizon+Way,+Suite+100+%7C+Mt.+Laurel,+NJ+08054&entry=gmail&source=g" target="_blank">16000 Horizon Way, Suite 100 | Mt. Laurel, NJ 08054</a></span></font></div><div><font face="verdana, sans-serif"><span style="font-size:x-small;color:rgb(0,0,0)"><a href="tel:(800)%20885-8886" value="+18008858886" target="_blank">800.885.8886 x128</a> | <a href="mailto:msteele@telvue.com" target="_blank">msteele@telvue.com</a> | </span><a href="http://www.telvue.com/" style="font-size:x-small" target="_blank">http://<wbr>www.telvue.com</a></font></div><div><font face="verdana, sans-serif"><span style="font-size:x-small">twitter: </span><a href="http://twitter.com/telvue" style="font-size:x-small" target="_blank">http://twitter.com/te<wbr>lvue</a><span style="font-size:x-small"> | facebook: </span><a href="https://www.facebook.com/telvue" style="font-size:x-small" target="_blank">https://www.facebook<wbr>.com/telvue</a></font></div></font></div></div></div></div></div></div></div></div></div></div></div></div></div>
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