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File systems part III – cluster filesystems

March 13, 2011 by Igor Drobot Leave a Comment


GFS2 – the Global File System
Very responsive on large files.

It allows a cluster of computers to simultaneously use a block device that is shared between them (with FC, iSCSI, NBD, etc…). GFS reads and writes to the block device like a local filesystem, but also uses a lock module to allow the computers coordinate their I/O so filesystem consistency is maintained.
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Filed Under: Linux Tagged With: cluster filesystem, GFS2, OCFS2