How To Create an iSCSI SAN using Heartbeat, DRBD, and OCFS2

May 21, 2008

OverviewA client had a need recently for a Storage Area Network (SAN). We were expanding the system to a small cluster in order to prepare for future growth. For those of you unfamiliar with a cluster environment, when you have multiple servers accessing the same data, you need a SAN in order to protect the data. Well, let me clarify that, when you have multiple servers writing data you need a SAN. If they are only reading data, you can use something like NFS

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