On Mon, Feb 01, 2010 at 10:59:37PM +0000, Michael van Elst wrote: > > It still wouldn't be perfect. Block size is one thing, block alignment > the next. A filesystem with 1k blocks (filesystem units == clusters) > has problems to work on disks with 2k blocks (device units == sectors). > The only solution is expensive buffering and read-modify-write updates.
Aren't we in fact going to run into this with 512-byte FFS fragments and disks with 4K sectors?