Published at LXer:
The XFS filesystem is known to give good performance when storing and accessing large files. The design of XFS is extent-based, meaning that the bytes that comprise a file's contents are stored in one or more contiguous regions called extents. Depending on your usage patterns, some of the files contained in an XFS filesystem can become fragmented. You can use the xfs_fsr utility to defragment these files, thus improving system performance when it accesses them.
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