On 24 Feb 2014, at 7:18 pm, Parveen Jain <parveenj...@live.com> wrote:
> Hi All, > Following was my problem: > 1) My RHEL 6.3 is using CRM shell and corosync.conf. > 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”. > > (Before executing this document I first upgraded my O/S to RHEL6.5.) > To solve this problem , found following link: > http://floriancrouzat.net/2013/04/rhel-6-4-pacemaker-1-1-8-adding-cman-support-and-getting-rid-of-the-plugin/ > (Also got another link which has more or less same thing explain in a > documented way: > http://clusterlabs.org/doc/en-US/Pacemaker/1.1-plugin/html/Clusters_from_Scratch/_configuring_cman.html) > > 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: > crm configure property maintenance-mode=false > After executing this command, I lost my VIP. That is unexpected. > I need to execute this upgrade on my production environment and can’t afford > to go “offline” in this way. Sure. Can you send us a crm_report that starts just before you set maintenance-mode=false and ends after the VIP was lost? (No need to reproduce, just run give it the times from when you already had it happen.) > > Few are my questions to execute this upgrade in a more convenient way: > 1) What can be the reason of this VIP removal (if someone has already > tested with this approach)? > 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. > 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 > ). > 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. Right, once cman is running, everything is done with pcs. It sounds like you're used to crmsh, there is a conversion document available at: https://github.com/ClusterLabs/pacemaker/blob/master/doc/pcs-crmsh-quick-ref.md > > Regards, > Parveen Jain > _______________________________________________ > 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
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