ds_names = array( 'value' => 'Temperature', ); switch($obj->args['type']) { case 'gauge': $obj->rrd_title = sprintf('Temperature (%s)', $obj->args['pinstance']); $obj->rrd_vertical = '°C'; $obj->rrd_format = '%.1lf'; break; } collectd_flush($obj->identifiers); $obj->rrd_graph();