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

<?php

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

$scale_min = 0;
$ds        = 'uptime';
// $colour_area     = "CEFFCE";
// $colour_line     = "008800";
$colour_area     = 'EEEEEE';
$colour_line     = '36393D';
$colour_area_max = 'FFEE99';
$graph_max       = 0;
$unit_text       = 'Seconds';
$ntpdserver_rrd  = $config['rrd_dir'].'/'.$device['hostname'].'/app-ntpdserver-'.$app['app_id'].'.rrd';

if (is_file($ntpdserver_rrd)) {
    $rrd_filename = $ntpdserver_rrd;
}

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

$rrd_options .= ' DEF:uptime='.$rrd_filename.':uptime:AVERAGE';
$rrd_options .= ' CDEF:cuptime=uptime,86400,/';

if ($width < 224) {
    $rrd_options .= " 'COMMENT:Days         Cur      Min     Max     Avg\\n'";
}
else {
    $rrd_options .= " 'COMMENT:Days      Current  Minimum  Maximum  Average\\n'";
}

$rrd_options .= ' AREA:cuptime#'.$colour_area.':';
$rrd_options .= ' LINE1.25:cuptime#'.$colour_line.':Uptime';
$rrd_options .= ' GPRINT:cuptime:LAST:%6.2lf';
$rrd_options .= ' GPRINT:cuptime:AVERAGE:%6.2lf';
$rrd_options .= ' GPRINT:cuptime:MAX:%6.2lf';
$rrd_options .= " GPRINT:cuptime:AVERAGE:%6.2lf\\n";