backup_pool_guid=`zpool get guid $backup_pool 2>&1 | grep $backup_pool | awk '{ print $3 }'`
zpool get guid $backup_pool > /dev/null 2>&1
if [ $? != 0 ]; then
backup_pool_guid=`zpool get guid $backup_pool 2>&1 | grep $backup_pool | awk '{ print $3 }'`
zpool get guid $backup_pool > /dev/null 2>&1
if [ $? != 0 ]; then