On Mar 2, 2011, at 9:08 PM, Yuwen Dai wrote: > Dear all, > > I always run a command like this when I plug a USB disk: > > echo 1024 > /sys/block/sdb/device/max_sectors > > however, the disk is not always `sdb'. Can I write a udev rule according to the UUID of the disk? Do you mean a specific USB drive you have, or any time a USB drive is plugged in? Hal