[Pacemaker] Resource is monitored only till promote... bug or config error?
David Vossel
dvossel at redhat.com
Fri Jun 29 14:29:50 UTC 2012
----- Original Message -----
> From: "Andreas Stallmann" <AStallmann at CONET.DE>
> To: pacemaker at oss.clusterlabs.org
> Sent: Thursday, June 28, 2012 10:05:06 AM
> Subject: [Pacemaker] Resource is monitored only till promote... bug or config error?
>
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> Hi!
>
>
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> For some yet unknown reason, pacemaker does monitor the tomcat_ms
> resource on my dedicated master node (ucrs1) only until it gets
> promoted to Master. After that, there’s no further monitoring for
> tomcat on the master, while the slave (ucrs2) is still monitored.
>
>
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> This leads to some problems: If tomcat on ucrs1 dies, the cluster
> will never detect this and a failover won’t happen.
I'm working on a bug report right now that sounds very similar to this. http://bugs.clusterlabs.org/show_bug.cgi?id=5072
>
> Here’s my configuration for tomcat:
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>
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> primitive tomcat_res ocf:ucrs:tomcat \
>
> params java_home="/usr/lib/jvm/java-7-openjdk-amd64/jre/"
> catalina_home="/usr/share/tomcat7" catalina_base="/var/lib/tomcat7"
> tomcat_user="tomcat7" java_opts=”...” \
>
> op start interval="0" timeout="60s" \
>
> op stop interval="0" timeout="120s" \
>
> op monitor interval="10s" role="Master" timeout="30s" \
>
> op monitor interval="20s" role="Slave" timeout="30s"
This configuration looks correct to me.
-- Vossel
> ms ms_tomcat tomcat_res \
>
> meta master-max="1" master-node-max="1" clone-max="2"
> clone-node-max="1" target-role="Started"
>
>
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> Strangely, when I ask crm what it thinks about tomcats state, it does
> not trigger a new check but seems to rely on “old” information from
> the cib; the tomcat resource script on the master remains untouched.
>
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> Any help welcome.
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> Thanks,
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>
> Andreas
>
> PS: Some Version Information...
>
> ubuntu 12.04 LTS
>
> tomcat7 7.0.26-1ubuntu1 with self-written resource agent
>
> pacemaker 1.1.6-2ubuntu3
>
> corosync 1.4.2-2
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> resource-agents 1:3.9.2-5ubuntu4.1
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>
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>
> --
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