ds_names = array( 'value' => 'Value', ); $obj->width = $width; $obj->heigth = $heigth; $obj->rrd_title = sprintf('Disks (md-%s)', $obj->args['pinstance']); $obj->rrd_vertical = '#'; $obj->rrd_format = '%2.0lf'; collectd_flush($obj->identifiers); $obj->rrd_graph();