Thanks a lot for your reply! Luca Berra a dit: > what you need on kernel side is having in sysfs > under /sys/block/<device> > queue/minimum_io_size > queue/optimal_io_size > queue/physical_block_size These are present while running Debian's 2.6.32-5 linux kernel. > on tool side, > for util-linux > ldd /sbin/fdisk | grep blkid $ ldd /sbin/fdisk | grep blkid libblkid.so.1 => /lib/libblkid.so.1 (0x00007fd182e63000) > strings /lib/libblkid.so.1 | grep queue/ $ strings /lib/libblkid.so.1 | grep queue/ queue/minimum_io_size queue/optimal_io_size queue/physical_block_size > for lvm > strings /sbin/lvm |grep queue/ $ strings /sbin/lvm | grep queue/ queue/optimal_io_size queue/minimum_io_size > and so on. So far, everything seems good as far as I understnad, but should `cryptsetup` have 'queue' strings as well ? Mine (v1.1.3) doesn't. I compiled 1.2.0-rc1 and it doesn't either. Is that a stopper of not? Thanks, -- mike dentifrice <fluor@xxxxxxxxxxx> _______________________________________________ dm-crypt mailing list dm-crypt@xxxxxxxx http://www.saout.de/mailman/listinfo/dm-crypt