rich@ubuntu:~$ sudo umount -a -O /dev/hdb
rich@ubuntu:~$ sudo mount -O /dev/hdb
/dev/sda1 on / type ext3 (rw,errors=remount-ro)
proc on /proc type proc (rw,noexec,nosuid,nodev)
/sys on /sys type sysfs (rw,noexec,nosuid,nodev)
varrun on /var/run type tmpfs (rw,noexec,nosuid,nodev,mode=0755)
procbususb on /proc/bus/usb type usbfs (rw)
udev on /dev type tmpfs (rw,mode=0755)
devpts on /dev/pts type devpts (rw,gid=5,mode=620)