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Designing Enterprise Solutions with Sun™ Cluster 3.0 by Tim Read, Richard Elling

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Synchronization

This section describes how Sun Cluster 3.0 architecture handles the complex synchronization problems and issues including those presented in “Data Synchronization”.

Only applications that are crash tolerant can benefit from running on a Sun Cluster 3.0 system. Crash tolerant means the application can recover data or state consistency after a system or application crash without operator intervention. RDBMS such as Oracle, Sybase, Informix, and IBM DB2 are primary examples of applications that are crash tolerant. Their use of log files to track committed transactions enables them to synchronize the data files automatically after a server or software crash.

Applications that simply write data to a file system with the expectation ...

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