<html>
<head>
<style><!--
.hmmessage P
{
margin:0px;
padding:0px
}
body.hmmessage
{
font-size: 12pt;
font-family:Calibri
}
--></style></head>
<body class='hmmessage'><div dir='ltr'>Hi Andrew,<div> Thanks for responding so quickly for this.</div><div>Actually I lost all of my logs as I re Installed my machine for trying some other combination.</div><div><br></div><div>Is it possible that I just upgrade the O/S to RHEL6.5 and its clustering software.And without moving to maintenance mode I try to reconfigure my instances using "pcs" commands ?</div><div><br><br><div>From: andrew@beekhof.net<br>Date: Mon, 24 Feb 2014 20:54:51 +1100<br>To: pacemaker@oss.clusterlabs.org<br>Subject: Re: [Pacemaker] moving from corosync.conf to cluster.conf<br><br><pre> <br>On 24 Feb 2014, at 7:18 pm, Parveen Jain <parveenjain@live.com> wrote:<br> <br>> Hi All,<br>> Following was my problem:<br>> 1) My RHEL 6.3 is using CRM shell and corosync.conf.<br>> 2) Wanted to move to RHEL6.5 and hence the underlying cluster. Also wanted to move to recommended way of using cluster with CMAN using “cluster.conf”.<br>> <br>> (Before executing this document I first upgraded my O/S to RHEL6.5.)<br>> To solve this problem , found following link:<br>> <a href="http://floriancrouzat.net/2013/04/rhel-6-4-pacemaker-1-1-8-adding-cman-support-and-getting-rid-of-the-plugin/" target="_blank">http://floriancrouzat.net/2013/04/rhel-6-4-pacemaker-1-1-8-adding-cman-support-and-getting-rid-of-the-plugin/</a><br>> (Also got another link which has more or less same thing explain in a documented way:<br>> <a href="http://clusterlabs.org/doc/en-US/Pacemaker/1.1-plugin/html/Clusters_from_Scratch/_configuring_cman.html" target="_blank">http://clusterlabs.org/doc/en-US/Pacemaker/1.1-plugin/html/Clusters_from_Scratch/_configuring_cman.html</a>)<br>> <br>> This document is written well and I could execute all of the commands successfully without disturbing my cluster, but I found some issue after executing this last line:<br>> crm configure property maintenance-mode=false<br>> After executing this command, I lost my VIP.<br> <br>That is unexpected.<br> <br>> I need to execute this upgrade on my production environment and can’t afford to go “offline” in this way.<br> <br>Sure. Can you send us a crm_report that starts just before you set maintenance-mode=false and ends after the VIP was lost?<br>(No need to reproduce, just run give it the times from when you already had it happen.)<br> <br>> <br>> Few are my questions to execute this upgrade in a more convenient way:<br>> 1) What can be the reason of this VIP removal (if someone has already tested with this approach)?<br>> 2) Is it right approach, if I do directly assign my VIP (after moving my cluster to maintenance mode) to one of my Ethernet interface and then run the commands given in this document.<br>> 3) Is not there some command line option to upgrade from corosync.conf to cluster.conf directly(ideally I felt that we should be able to generate an ).<br>> 4) How will I move to the usage of “pcs commands”. This article is given with using “ccs” commands. Shall I assume that once I finish with “ccs”, I can do rest of my configuration using “pcs” commands.<br> <br>Right, once cman is running, everything is done with pcs.<br>It sounds like you're used to crmsh, there is a conversion document available at:<br> <br> <a href="https://github.com/ClusterLabs/pacemaker/blob/master/doc/pcs-crmsh-quick-ref.md" target="_blank">https://github.com/ClusterLabs/pacemaker/blob/master/doc/pcs-crmsh-quick-ref.md</a><br> <br>> <br>> Regards,<br>> Parveen Jain<br>> _______________________________________________<br>> Pacemaker mailing list: Pacemaker@oss.clusterlabs.org<br>> <a href="http://oss.clusterlabs.org/mailman/listinfo/pacemaker" target="_blank">http://oss.clusterlabs.org/mailman/listinfo/pacemaker</a><br>> <br>> Project Home: <a href="http://www.clusterlabs.org" target="_blank">http://www.clusterlabs.org</a><br>> Getting started: <a href="http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf" target="_blank">http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf</a><br>> Bugs: <a href="http://bugs.clusterlabs.org" target="_blank">http://bugs.clusterlabs.org</a><br> <br></pre><br>_______________________________________________
Pacemaker mailing list: Pacemaker@oss.clusterlabs.org
http://oss.clusterlabs.org/mailman/listinfo/pacemaker
Project Home: http://www.clusterlabs.org
Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf
Bugs: http://bugs.clusterlabs.org</div></div> </div></body>
</html>