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04/25/2005

Yan Huang - CSCI5330 Database Implementation – Parallel Database

Shared Disk

Examples:  IBM Sysplex and DEC clusters (now part of Compaq/HP) running Rdb (now Oracle Rdb) were early commercial users

Downside: bottleneck at interconnection to the disk subsystem.

Shared-disk systems can scale to a somewhat larger number of processors, but communication between processors is slower.

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