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<body class='hmmessage'><div dir='ltr'>Hi All,<div> Trying to upgrade my cluster from 1.1.7(on RHEL6.3) to 1.1.10(RHEL6.5).</div><div>For this as both of my nodes are currently using 1.1.7, I am following commands:</div><div><br></div><div><p class="MsoNormal">Find and record the node's Corosync id: <b>crm_node -i</b><o:p></o:p></p>
<p class="MsoNormal"><br></p><p class="MsoNormal">Stop the cluster: <b>/etc/init.d/corosync stop</b><o:p></o:p></p><p class="MsoNormal"><br></p><p class="MsoNormal">Next, from one of the remaining active cluster nodes:<o:p></o:p></p><p class="MsoNormal">Tell the cluster to forget about the removed host: <b>crm_node
-R COROSYNC_ID</b><o:p></o:p></p><p class="MsoNormal"><br></p><p class="MsoNormal">Only now is it safe to delete the node from the CIB with:<o:p></o:p></p><p class="MsoNormal">
</p><p class="MsoNormal"><b>cibadmin --delete --obj_type nodes --crm_xml '<node
uname="pcmk-1"/>'</b><o:p></o:p></p><p class="MsoNormal"><br></p><p class="MsoNormal">Once I get this node out of cluster, I will upgrade the O/S(to RHEL6.5) on it and the RHEL-HA(to 1.1.10) cluster as well.</p><p class="MsoNormal">Now can I simply add this cluster using </p><p class="MsoNormal"><b>pcs cluster add "node"</b></p><p class="MsoNormal"><br></p><p class="MsoNormal">Is it possible to achieve it in this way if someone has already tried it ? </p><p class="MsoNormal"><br></p><p class="MsoNormal">Thanks,</p><p class="MsoNormal">Parveen Jain</p><p class="MsoNormal"><br></p><p class="MsoNormal"><br></p><p class="MsoNormal"><br></p></div> </div></body>
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