Whether realizing it or not every organization goes through the process of selecting a naming convention. Often this is done without much forward planing resulting in unwieldy host and service names. In the worst cases host names are dropped completely and either by habit or lack of a proper DNS service only ip addresses are used.
It’s vicious cycle. Resources are spent auditing hosts. Many more are spent fixing all of the audit’s deficiencies. Then it’s back to business as usual. Time passes and hosts slowly degrade until the next audit. Repeat.
This entry presents an overview of how to build a DB2 service cluster using the Red Hat Cluster Suite. This procedure can be useful in learning how to setup clusters for other services.