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<p class="MsoNormal"><span lang="EN-US">Hi Reid,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Thank you for the answer.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">So my plan will be:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<ul style="margin-top:0cm" type="disc">
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US">pcs config backup /root/"Server Name"<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US">create a backup of /etc/corosync/<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US">create a backup of /etc/postfix<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US">pcs cluster stop “server3”
</span><span lang="EN-US" style="font-family:Wingdings">à</span><span lang="EN-US"> just to do the failover to server4.
<br>
The command pcs cluster stop “server3” will stop corosync and pacemaker right?<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US">run pcs status on server3 which should give an error message. And on server4 should show 1 offline node and one online node<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US">Upgrade server3 to OLE8 which will upgrade these 3 package to:<br>
corosync x86_64 3.1.7-1.el8
<o:p></o:p></span></li></ul>
<p class="MsoListParagraph"><span lang="ES">pacemaker x86_64 2.1.5-9.3.0.1.el8_8<o:p></o:p></span></p>
<p class="MsoListParagraph"><span lang="ES">pcs x86_64 0.10.15-4.0.1.el8_8.1<o:p></o:p></span></p>
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<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US">Then run crm_verify to check the configuration. If the verification is OK then,<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US">pcs cluster start “server3”<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US">run pcs status on both nodes.<o:p></o:p></span></li></ul>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Please see the version of the current installed software.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">[root@server3 ~]# corosync -v<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Corosync Cluster Engine, version '2.4.5'<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Copyright (c) 2006-2009 Red Hat, Inc.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="NL">[root@server3 ~]# pacemakerd --version<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="NL">Pacemaker 1.1.23-1.0.1.el7_9.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Written by Andrew Beekhof<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">[root@server3 ~]# pcs --version<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">0.9.169<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Did I missed anything?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span lang="en-NL" style="font-size:10.0pt;font-family:"Arial",sans-serif">Kind regards,<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><b><span lang="en-NL" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#3B4145;border:none windowtext 1.0pt;padding:0cm">––</span></b><span lang="en-NL" style="font-size:12.0pt;font-family:"Arial",sans-serif;color:#333333"> </span><span lang="en-NL" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black"><o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><b><span lang="en-NL" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#3B4145">Qusay Jibrail</span></b><span lang="en-NL" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="HU" style="font-size:10.0pt;font-family:"Arial",sans-serif;mso-fareast-language:HU">Senior Infrastructure Engineer – Linux
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<p class="MsoNormal"><b><span lang="EN-US">From:</span></b><span lang="EN-US"> Reid Wahl <nwahl@redhat.com>
<br>
<b>Sent:</b> Tuesday, 3 October 2023 09:03<br>
<b>To:</b> Cluster Labs - All topics related to open-source clustering welcomed <users@clusterlabs.org><br>
<b>Cc:</b> Jibrail, Qusay (GfK) <Qusay.Jibrail@gfk.com><br>
<b>Subject:</b> Re: [ClusterLabs] Upgrade to OLE8 + Pacemaker<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="background:#FFF0F0"><span style="font-size:9.0pt;font-family:"Arial",sans-serif;color:#900000"> <strong><span style="font-family:"Arial",sans-serif">WARNING:</span></strong> This email originated outside of GfK.<br>
DO NOT CLICK links or attachments unless you recognize the sender and know the content is safe.
<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On Mon, Oct 2, 2023 at 10:51 PM Jibrail, Qusay (GfK) via Users <<a href="mailto:users@clusterlabs.org">users@clusterlabs.org</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Hello,</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">I am aiming for upgrading one of the cluster node to OLE8 (current version OLE7) and test if postfix is working fine.
</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">If yes then upgrade the second node to OLE8.</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">My questions:</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Will Pacemaker configuration works after the upgrade?</span><span lang="en-NL"><o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Hi,<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">It should. Pacemaker supports rolling upgrades from 1.1.11 (and above) to 2.x.x. Other components besides Pacemaker may break, so I'd suggest having a backout plan before any upgrade activity.<o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Do I need to make any changes before or after the upgrade to OLE8?</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">So server3 will be done first and then server4. Is that the right order?</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Do I need to stop any services before the upgrade?</span><span lang="en-NL"><o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">For Pacemaker, follow the procedure at <a href="https://clusterlabs.org/pacemaker/doc/2.1/Pacemaker_Administration/singlehtml/#upgrading-a-pacemaker-cluster">https://clusterlabs.org/pacemaker/doc/2.1/Pacemaker_Administration/singlehtml/#upgrading-a-pacemaker-cluster</a>.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Based on your plan, you should focus particularly on the rolling upgrade section.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Refer to your OS vendor's documentation for any other steps you should take during an OS upgrade.<o:p></o:p></p>
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<div>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span lang="NL">[root@server3 ~]# pacemakerd --version</span></b><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="NL">Pacemaker 1.1.23-1.0.1.el7_9.1</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Written by Andrew Beekhof</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span lang="EN-US">[root@server3 ~]# pcs status</span></b><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Cluster name: xxxxxxxxxx</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Stack: corosync</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Current DC:
<b>server3</b> (version 1.1.23-1.0.1.el7_9.1-9acf116022) - partition with quorum</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Last updated: Tue Oct 3 07:29:46 2023</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Last change: Sun May 1 17:02:03 2022 by hacluster via crmd on server3</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">2 nodes configured</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">2 resource instances configured</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Online: [ server3 server4 ]</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Full list of resources:</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Clone Set: smtpout-postfix-res-clone [smtpout-postfix-res]</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> Started: [ server3 server4 ]</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Daemon Status:</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> corosync: active/enabled</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> pacemaker: active/enabled</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> pcsd: active/enabled</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="FR-CA"> </span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span lang="FR-CA">[root@server3 ~]# postconf -d | grep mail_version</span></b><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="FR-CA">mail_version = 2.10.1</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="FR-CA">milter_macro_v = $mail_name $mail_version</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span lang="EN-US">[root@server3 ~]# lsb_release -a</span></b><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">LSB Version: :core-4.1-amd64:core-4.1-noarch</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Distributor ID: OracleServer</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Description: Oracle Linux Server release 7.9</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Release: 7.9</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Codename: n/a</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="en-NL"> <o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial",sans-serif">Kind regards,</span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<b><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#3B4145;border:none windowtext 1.0pt;padding:0cm">––</span></b><span lang="EN-GB" style="font-size:12.0pt;font-family:"Arial",sans-serif;color:#333333"> </span><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<b><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#3B4145">Qusay Jibrail</span></b><span lang="en-NL"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="HU" style="font-size:10.0pt;font-family:"Arial",sans-serif">Senior Infrastructure Engineer – Linux
</span><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial",sans-serif">| GfK IT Services<span style="color:black;border:none windowtext 1.0pt;padding:0cm;background:white"><br>
</span><span style="color:#3B4145;border:none windowtext 1.0pt;padding:0cm;background:white">GfK
</span><span style="color:black;border:none windowtext 1.0pt;padding:0cm;background:white">– an NIQ company |</span><span style="color:#3B4145;border:none windowtext 1.0pt;padding:0cm;background:white"> The Netherlands</span><span style="color:black;border:none windowtext 1.0pt;padding:0cm;background:white"><br>
</span></span><span lang="NL" style="font-size:10.0pt;font-family:"Arial",sans-serif">Krijgsman 22-25
</span><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#3B4145;border:none windowtext 1.0pt;padding:0cm;background:white">| Amstelveen | </span><span lang="NL" style="font-size:10.0pt;font-family:"Arial",sans-serif">1186 DM</span><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black;border:none windowtext 1.0pt;padding:0cm;background:white"><br>
</span><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#3B4145;border:none windowtext 1.0pt;padding:0cm;background:white">T:
</span><span lang="en-NL" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#242424;background:#FAFAFA">+31 88 435 1232</span><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#242424;background:#FAFAFA"> |
</span><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#3B4145;border:none windowtext 1.0pt;padding:0cm;background:white">M:
</span><span lang="NL" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">+31 628 927 686</span><span lang="en-NL"><o:p></o:p></span></p>
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<p class="MsoNormal">_______________________________________________<br>
Manage your subscription:<br>
<a href="https://lists.clusterlabs.org/mailman/listinfo/users" target="_blank">https://lists.clusterlabs.org/mailman/listinfo/users</a><br>
<br>
ClusterLabs home: <a href="https://www.clusterlabs.org/" target="_blank">
https://www.clusterlabs.org/</a><o:p></o:p></p>
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<span class="gmailsignatureprefix">-- </span><o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">Regards,<o:p></o:p></p>
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<p class="MsoNormal">Reid Wahl (He/Him)<o:p></o:p></p>
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<p class="MsoNormal">Senior Software Engineer, Red Hat<o:p></o:p></p>
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<p class="MsoNormal">RHEL High Availability - Pacemaker<o:p></o:p></p>
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