June 29, 2009

Achieving Robust Clustered Storage with Linux and GFS

Article Source Enterprise Storage Forum

Load balancing is difficult. We often we need to share file systems via NFS or other mechanisms to provide a central location for the data. While you may be protected against a Web server node failure, you are still sharing fate with the central storage node.

Using GFS, the free clustered file system in Linux, you can create a truly robust cluster that does not depend on other servers. In this article, we'll show you how to properly configure GFS.

Conceptually, a clustered file system allows multiple operating systems to mount the same file system and write to it at the same time. There are many clustered file systems available, including Sun's Lustre, OCFS from Oracle, and GFS for Linux...

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