[Pacemaker] Resources restarted when second node leave/join the cluster

levin levin at mydream.com.hk
Fri Jul 2 00:51:55 EDT 2010


Hi,

I have a two node cluster (A/S) running on a SuSE 11 box with clvm on SAN shared disk, it was found that a strange behavior on clone resource dependency(order) which will cause the whole resources tree restarted in the event of 1 cluster node leave/join the cluster.

When a resource depends on a clone resource, for example "order order-vg01 inf: dlm-clvm-clone vg01", the "vg01" will restart in the event of status change on "dlm-clvm-clone" by 1 node leave/join.

Anyone know how to prevent a restart by 1 node leave/join?

or

In my case, would you suggest to put dlm/clvm into rcopenais(startup script on suse) instead of managed by cluster.

Thanks alot
Regards,
Levin


This packages I'm using --

libopenais2-0.80.3-26.8.1
openais-0.80.3-26.8.1
libopenais-devel-0.80.3-26.8.1
lvm2-clvm-2.02.39-18.11.17
libpacemaker3-1.0.5-0.5.6
pacemaker-pygui-1.99.2-0.2.6
libpacemaker-devel-1.0.5-0.5.6
pacemaker-1.0.5-0.5.6
heartbeat-ldirectord-3.0.0-0.2.8
heartbeat-common-3.0.0-0.6.5
libheartbeat-devel-3.0.0-0.6.5
heartbeat-resources-3.0.0-0.2.8
libheartbeat2-3.0.0-0.6.5





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