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Waterman, David (DLSLtd,RAL,DIA) wrote: > Bill's example is nice because the compression is transparent, > so no extra work needs to be done by developers. However, this > is one for Macs only. Actually, ZFS is available on Linux too as a user space filesystem, and Sun are considering a kernel port: http://www.wizy.org/wiki/ZFS_on_FUSE However, I'm inclined to wait for btrfs (butter-fs). Here's a review of btrfs from an ex-ZFS engineer: http://lwn.net/Articles/342892/ Oracle are working on a new generation NFS replacement designed specifically to benefit from some of the btrfs features: http://oss.oracle.com/projects/crfs/ Here's an article one of the truely astonishing btrfs features: You can upgrade an existing linux file system to btrfs without destroying the existing fs or duplicating the data! http://btrfs.wiki.kernel.org/index.php/Conversion_from_Ext3