1 example for mlabel
# Check the current label of /dev/sdb1 sudo mlabel -i /dev/sdb1 -s :: # Set the label of /dev/sdb1 to MY_LABEL sudo mlabel -i /dev/sdb1 ::MY_LABEL
# Check the current label of /dev/sdb1 sudo mlabel -i /dev/sdb1 -s :: # Set the label of /dev/sdb1 to MY_LABEL sudo mlabel -i /dev/sdb1 ::MY_LABEL