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<p class="MsoNormal"><span style="font-size:10.0pt">Hi ,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Error observed in pacemaker and pcs status
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">Error: cluster is not currently running on this node</span><span style="font-size:10.0pt"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">I have built the source code of corosync (2.4.2) and pacemaker (1.1.16) and have followed the below steps for building a 2 node cluster .<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt"><o:p> </o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l1 level1 lfo2"><![if !supportLists]><span style="font-size:10.0pt"><span style="mso-list:Ignore">1.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="font-size:10.0pt">Download source code of corosync and pacemaker (versions as mentioned above ) and compile .<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l1 level1 lfo2"><![if !supportLists]><span style="font-size:10.0pt"><span style="mso-list:Ignore">2.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="font-size:10.0pt">Install pcsd using “yum install pcs”<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l1 level1 lfo2"><![if !supportLists]><span style="font-size:10.0pt"><span style="mso-list:Ignore">3.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="font-size:10.0pt">Allow cluster services through firewall using #firewall-cmd --permanent --add-service=high-availability<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l1 level1 lfo2"><![if !supportLists]><span style="font-size:10.0pt"><span style="mso-list:Ignore">4.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="font-size:10.0pt">Start and enable pcsd #systemctl start pcsd and #systemctl enable pcsd<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l1 level1 lfo2"><![if !supportLists]><span style="font-size:10.0pt"><span style="mso-list:Ignore">5.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="font-size:10.0pt">Change password for user hacluster
<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l1 level1 lfo2"><![if !supportLists]><span style="font-size:10.0pt"><span style="mso-list:Ignore">6.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="font-size:10.0pt">pcs cluster auth pcmk3 node2<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l1 level1 lfo2"><![if !supportLists]><span style="font-size:10.0pt"><span style="mso-list:Ignore">7.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="font-size:10.0pt">pcs cluster setup --name mycluster pcmk3 node2
<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l1 level1 lfo2"><![if !supportLists]><span style="font-size:10.0pt"><span style="mso-list:Ignore">8.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="font-size:10.0pt">pcs cluster start –all<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l1 level1 lfo2"><![if !supportLists]><span style="font-size:10.0pt"><span style="mso-list:Ignore">9.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="font-size:10.0pt">pcs status <o:p></o:p></span></p>
<div style="mso-element:para-border-div;border:none;border-bottom:double windowtext 2.25pt;padding:0in 0in 1.0pt 0in">
<p class="MsoNormal" style="border:none;padding:0in"><span style="font-size:10.0pt"><o:p> </o:p></span></p>
</div>
<p class="MsoNormal"><span style="font-size:10.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">It is observed that the no error is received till step 8 . At step 9 when pcs status is checked error is received (<span style="background:yellow;mso-highlight:yellow">highlighted</span>
<span style="background:yellow;mso-highlight:yellow">below</span>)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">[root@node2 ~]# pacemakerd --features<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Pacemaker 1.1.16 (Build: 94ff4df51a)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Supporting v3.0.11: agent-manpages libqb-logging libqb-ipc nagios corosync-native atomic-attrd acls<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">[root@node2 ~]# pcs cluster start --all<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">pcmk3: Starting Cluster...<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">node2: Starting Cluster...<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">[root@node2 ~]# pcs status<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">Error: cluster is not currently running on this node</span><span style="font-size:10.0pt"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">On checking pacemaker status the following issue is found –
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">[root@pcmk3 ~]# systemctl pacemaker status -l<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">Unknown operation 'pacemaker'.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">[root@pcmk3 ~]# systemctl status pacemaker -l<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">● pacemaker.service - Pacemaker High Availability Cluster Manager<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow"> Loaded: loaded (/usr/lib/systemd/system/pacemaker.service; disabled; vendor preset: disabled)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow"> Active: active (running) since Tue 2018-03-20 10:55:44 IST; 13min ago<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow"> Docs: man:pacemakerd<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow"> http://clusterlabs.org/doc/en-US/Pacemaker/1.1-pcs/html/Pacemaker_Explained/index.html<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">Main PID: 26932 (pacemakerd)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow"> CGroup: /system.slice/pacemaker.service<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">
</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif";background:yellow;mso-highlight:yellow">├</span><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">─</span><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">26932
/usr/sbin/pacemakerd -f<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">
</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif";background:yellow;mso-highlight:yellow">├</span><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">─</span><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">26933
/usr/libexec/pacemaker/cib<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">
</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif";background:yellow;mso-highlight:yellow">├</span><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">─</span><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">26934
/usr/libexec/pacemaker/stonithd<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">
</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif";background:yellow;mso-highlight:yellow">├</span><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">─</span><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">26935
/usr/libexec/pacemaker/lrmd<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">
</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif";background:yellow;mso-highlight:yellow">├</span><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">─</span><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">26936
/usr/libexec/pacemaker/attrd<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow"> └瘢雹─26937 /usr/libexec/pacemaker/pengine<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">Mar 20 10:55:45 pcmk3 pacemakerd[26932]: notice: Respawning failed child process: crmd<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">Mar 20 10:55:45 pcmk3 pacemakerd[26932]: error: The crmd process (27035) exited: Key has expired (127)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">Mar 20 10:55:45 pcmk3 pacemakerd[26932]: notice: Respawning failed child process: crmd<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">Mar 20 10:55:45 pcmk3 pacemakerd[26932]: error: The crmd process (27036) exited: Key has expired (127)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">Mar 20 10:55:45 pcmk3 pacemakerd[26932]: notice: Respawning failed child process: crmd<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">Mar 20 10:55:45 pcmk3 pacemakerd[26932]: error: The crmd process (27037) exited: Key has expired (127)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">Mar 20 10:55:45 pcmk3 pacemakerd[26932]: notice: Respawning failed child process: crmd<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">Mar 20 10:55:45 pcmk3 pacemakerd[26932]: error: The crmd process (27038) exited: Key has expired (127)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">Mar 20 10:55:45 pcmk3 pacemakerd[26932]: error: Child respawn count exceeded by crmd<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;background:yellow;mso-highlight:yellow">Mar 20 10:56:21 pcmk3 cib[26933]: error: Operation ignored, cluster configuration is invalid. Please repair and restart: Update does not conform to the configured
schema</span><span style="font-size:10.0pt"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">[root@pcmk3 ~]#<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt"><o:p> </o:p></span></p>
<div style="mso-element:para-border-div;border:none;border-bottom:double windowtext 2.25pt;padding:0in 0in 1.0pt 0in">
<p class="MsoNormal" style="border:none;padding:0in"><span style="font-size:10.0pt">Corosync.log
<o:p></o:p></span></p>
</div>
<p class="MsoNormal"><span style="font-size:10.0pt">Mar 20 10:55:45 [26932] pcmk3 pacemakerd: info: start_child: Forked child 27035 for process crmd<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Mar 20 10:55:45 [26932] pcmk3 pacemakerd: info: mcp_cpg_deliver: Ignoring process list sent by peer for local node<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Mar 20 10:55:45 [26932] pcmk3 pacemakerd: info: mcp_cpg_deliver: Ignoring process list sent by peer for local node<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Mar 20 10:55:45 [26932] pcmk3 pacemakerd: error: pcmk_child_exit: The crmd process (27035) exited: Key has expired (127)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Mar 20 10:55:45 [26932] pcmk3 pacemakerd: notice: pcmk_process_exit: Respawning failed child process: crmd<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Mar 20 10:55:45 [26932] pcmk3 pacemakerd: info: start_child: Using uid=189 and group=189 for process crmd<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Mar 20 10:55:45 [26932] pcmk3 pacemakerd: info: start_child: Forked child 27036 for process crmd<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Mar 20 10:55:45 [26932] pcmk3 pacemakerd: info: mcp_cpg_deliver: Ignoring process list sent by peer for local node<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Mar 20 10:55:45 [26932] pcmk3 pacemakerd: info: mcp_cpg_deliver: Ignoring process list sent by peer for local node<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Mar 20 10:55:45 [26932] pcmk3 pacemakerd: error: pcmk_child_exit: The crmd process (27036) exited: Key has expired (127)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Mar 20 10:55:45 [26932] pcmk3 pacemakerd: notice: pcmk_process_exit: Respawning failed child process: crmd<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Mar 20 10:55:45 [26932] pcmk3 pacemakerd: info: start_child: Using uid=189 and group=189 for process crmd<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Mar 20 10:55:45 [26932] pcmk3 pacemakerd: info: start_child: Forked child 27037 for process crmd<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Mar 20 10:55:45 [26932] pcmk3 pacemakerd: info: mcp_cpg_deliver: Ignoring process list sent by peer for local node<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Mar 20 10:55:45 [26932] pcmk3 pacemakerd: info: mcp_cpg_deliver: Ignoring process list sent by peer for local node<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Mar 20 10:55:45 [26932] pcmk3 pacemakerd: error: pcmk_child_exit: The crmd process (27037) exited: Key has expired (127)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Mar 20 10:55:45 [26932] pcmk3 pacemakerd: notice: pcmk_process_exit: Respawning failed child process: crmd<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt">Roshni<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt"><o:p> </o:p></span></p>
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