export DEVPATH=block/sda
../udev block
-ls udev
+ls -l udev
export DEVPATH=block/sda/sda3
../udev block
-ls udev
+ls -l udev
export ACTION=remove
export DEVPATH=block/sda
../udev block
-ls udev
+ls -l udev
export DEVPATH=block/sda/sda3
../udev block
-ls udev
+ls -l udev
rm $RULES