MySQL data service running on a clustered-server model provide orderly startup, shutdown, fault monitoring, and high availability(failover) mechanism compared to the single server model. It can be free donwloaded, and Sun also released Open HA cluster, derived from the Sun Cluster 3.2 agents including HA MySQL data service. The open HA cluster also provide build tools necessary to develop new features, build and use the code. In addition, Sun cluster 3.2 Data service for MySQL has the advantages including:
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It is easy to install and configure with straightforward GUI and command line interfaces.
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Expanded support for Solaris Containers(Solaris zones)
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Expanded support for SMF
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ZFS is fully supported as a local highly available …