On Thu, Aug 4, 2011 at 1:55 PM, T o n g <mlist4suntong@yahoo.com> wrote: > > How can I make blkid reports on newly added devices (eg, usb-pen)? > > My newly inserted sdc1 has already been mounted, yet blkid can't report > on it: > > $ df | grep sdc > /dev/sdc1 3862528 428384 3434144 12% /mnt/camera > > $ blkid | grep sdc || echo no found > no found Bypass the blkid cache with "-c /dev//null".