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Sun™ Cluster Environment: Sun Cluster 2.2 by David Deeths, Ph.D. Joseph Bianco, Enrigue Vargas

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Cluster Interconnect

Because all cluster communication is performed via the interconnect, it is the focal point of a cluster; therefore, it is essential the interconnect infrastructure is always available. The interconnect supports cluster application data (shared nothing databases), and/or locking semantics (shared disk databases) between cluster nodes.

The interconnect network should not be used for any other purpose except cluster operations. Do not use the interconnect for transporting application data, copying files, or backing up data. Availability of the interconnect is crucial for cluster operation, hence, its redundancy. When a cluster is started, each private network adaptor is configured with a pre-assigned IP address (TCP/IP). The ...

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