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,

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)