Darren, Richard, thanks a lot for the very good answers. Regarding the seeking I was probably mislead by the believe that the block size was like an impenetrable block where as much data as possible is being squeezed into (like .Z files would be if you first compressed and then cut the data into blocks).
Thanks a lot! Carsten _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss