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Highly Available WebSphere Business Integration Solutions
book

Highly Available WebSphere Business Integration Solutions

by Alicia Harvey, Rob Convery, Carlos Flores, Yvonne Hille, Sriram Madapura, Arnold Shoon
September 2004
Intermediate to advanced content levelIntermediate to advanced
246 pages
4h 36m
English
IBM Redbooks
Content preview from Highly Available WebSphere Business Integration Solutions
106 Highly Available WebSphere Business Integration Solutions
7.2.4 Fallback
Fallback refers to the movement of a resource group from a secondary or a
failover node to the primary node, which is being reintegrated into the cluster. In
the current WebSphere Business Integration cluster, automatic fallback is
disabled. However, manual reintegration should be validated:
1. Validate manual fallback:
a. Bring node 1 down:
shutdown -r now
b. Node 1 resource group fails over to node 2.
c. Verify failover by looking at the HACMP log file:
tail -f /tmp/hacmp.out
d. Start up cluster on node 1 after node 1 is back up:
smitty clstart
e. Observe that the resource groups are still running on node 2 even though
the cluster on node 1 is backed up.
f. Repeat the above ...
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