librenms-librenms/html/includes/graphs/application/mysql_table_locks.inc.php

<?php

require 'includes/graphs/common.inc.php';

$rrd_filename = $config['rrd_dir'].'/'.$device['hostname'].'/app-mysql-'.$app['app_id'].'.rrd';

$array = array(
          'TLIe' => 'immed',
          'TLWd' => 'waited',
         );

$i = 0;
if (is_file($rrd_filename)) {
    foreach ($array as $ds => $vars) {
        $rrd_list[$i]['filename'] = $rrd_filename;
        if (is_array($vars)) {
            $rrd_list[$i]['descr'] = $vars['descr'];
        }
        else {
            $rrd_list[$i]['descr'] = $vars;
        }

        $rrd_list[$i]['ds'] = $ds;
        $i++;
    }
}
else {
    echo "file missing: $file";
}

$colours   = 'mixed';
$nototal   = 0;
$unit_text = 'Table locks';

require 'includes/graphs/generic_multi_simplex_seperated.inc.php';