On Thu, Jan 24, 2013 at 05:48:25PM +0800, Homer Li wrote: > Hello, > > There are 2 file in the xfs device, md5 is the same, but the size is > different. > I don't know why ....... Speculative preallocation. Google "XFS NFS speculative preallocation" - I've explained it plenty of times on this list and don't need to do it again. Cheers, Dave. -- Dave Chinner david@xxxxxxxxxxxxx _______________________________________________ xfs mailing list xfs@xxxxxxxxxxx http://oss.sgi.com/mailman/listinfo/xfs