the last & is useless

mysqlbackup.sh

@@ -128,8 +128,7 @@ do
 			mysqldump --user=${USERNAME} --password=${PASSWORD} --host=${HOST} --port=${PORT} --no-create-info --single-transaction --extended-insert=FALSE  ${dbname} ${tablename} | gzip > ${FOLDER}/datas/${dbname}/${tablename}.sql.gz 
 		done 
 	fi
-done & 
-wait
+done
 info "Backup is done"
 info "Removing old backup"
 find ${FOLDER} -mtime +${RETENTION} -delete