How to enable compression for XFS file system on centos5.5?

I am using file system type as "XFS" and i 开发者_如何学运维want to enable compression for XFS-file system. I surfed through the net but i couldnot found related data. If anyone aware of the compression for XFS-file system please let me know..

Thanks Guys,

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XFS has no such facility as compression. See also Wikipedia which mentions it in the features box.

You would have to provide it on a higher level - or maybe at a lower one, if that exists (not that I am aware of, but one never knows)