On Thu, Nov 18, 2010 at 2:08 AM, Rick Kint <rwk...@yahoo.com> wrote: > Hello -- > > We've experienced a weird problem 3 times in the last month on different > clusters. > > Environment: > - Pacemaker 1.0.9.1-1 > - Corosync 1.2.5-1 > - RHEL5.4 > - 2 nodes > > We run a simple configuration with a master/slave resource, appended below. > > Three times we have found different clusters in a state where both > instances are slaves and Pacemaker seems perfectly happy with this. Looking > at the configuration (cib.xml) reveals that the target-role attribute for > the master/slave resource has changed from Master to Started. Changing the > value of this attribute back to Master fixes the problem immediately. > > Any ideas what might be causing this? Nobody is doing it manually. >
Sorry to say this, but they are. No part of the software manually changes target-role. Options are: 1) human 2) cron job 3) resource agent > > I'll hold off on logs until asked, this stuff can get voluminous. > > > Thanks, Rick Kint > > > <configuration> > <crm_config> > <cluster_property_set id="cib-bootstrap-options"> > <nvpair id="cib-bootstrap-options-stonith-enabled" > name="stonith-enabled" value="false"/> > <nvpair id="cib-bootstrap-options-no-quorum-policy" > name="no-quorum-policy" value="ignore"/> > <nvpair id="cib-bootstrap-options-dc-version" name="dc-version" > value="1.0.9-89bd754939df5150de7cd76835f98fe90851b677"/> > <nvpair id="cib-bootstrap-options-cluster-infrastructure" > name="cluster-infrastructure" value="openais"/> > <nvpair id="cib-bootstrap-options-expected-quorum-votes" > name="expected-quorum-votes" value="2"/> > <nvpair id="cib-bootstrap-options-last-lrm-refresh" > name="last-lrm-refresh" value="1289857566"/> > </cluster_property_set> > </crm_config> > <nodes> > <node id="fnord004" type="normal" uname="fnord004"/> > <node id="fnord005" type="normal" uname="fnord005"/> > </nodes> > <resources> > <master id="Bar"> > <meta_attributes id="Bar-meta_attributes"> > <nvpair id="Bar-meta_attributes-clone-max" name="clone-max" > value="2"/> > <nvpair id="Bar-meta_attributes-clone-node-max" > name="clone-node-max" value="1"/> > <nvpair id="Bar-meta_attributes-master-max" name="master-max" > value="1"/> > <nvpair id="Bar-meta_attributes-notify" name="notify" > value="false"/> > <nvpair id="Bar-meta_attributes-target-role" name="target-role" > value="Master"/> > <nvpair id="Bar-meta_attributes-is-managed" name="is-managed" > value="true"/> > </meta_attributes> > <primitive class="ocf" id="Foo" provider="fnord" type="foo"> > <operations> > <op id="Foo-start-0s" interval="0s" name="start" timeout="300s"/> > <op id="Foo-monitor-2s" interval="2s" name="monitor" > role="Master" timeout="20s"/> > <op id="Foo-monitor-3s" interval="3s" name="monitor" role="Slave" > timeout="20s"/> > </operations> > </primitive> > </master> > </resources> > <constraints/> > <op_defaults/> > <rsc_defaults> > <meta_attributes id="rsc-options"> > <nvpair id="rsc-options-resource-stickiness" > name="resource-stickiness" value="100"/> > </meta_attributes> > </rsc_defaults> > </configuration> > > > > > > _______________________________________________ > 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://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker > >
_______________________________________________ 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://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker
