High availability with the Distributed Replicated Block Device

Posted by Scott_Ruecker on Aug 5, 2010 1:57 AM EDT
IBM/developerWorks; By M. Time Jones 		Mail this story
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The 2.6.33 Linux kernel has introduced a useful new service called the Distributed Replicated Block Device (DRBD). This service mirrors an entire block device to another networked host during run time, permitting the development of high-availability clusters for block data. Explore the ideas behind the DRBD and its implementation in the Linux kernel.

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