try:
# again, wipe any old data, this time on the partition
utils.sysexec( "dd if=/dev/zero of=%s bs=512 count=1" % part_path, log )
try:
# again, wipe any old data, this time on the partition
utils.sysexec( "dd if=/dev/zero of=%s bs=512 count=1" % part_path, log )