<script type="text/javascript" src="https://www.gstatic.com/charts/loader.js"></script>
<div class="container d-flex justify-container-center">
<div class="row">
<div class="col-md-12">
<div id="chart_div" style="width: 400px; height: 120px;"></div>
</div>
</div>
</div>
body {
background-color: grey
}
.container {
margin-top: 100px;
margin-left: 200px
}
$(document).ready(function(){
google.charts.load('current', {'packages':['gauge']});
google.charts.setOnLoadCallback(drawChart);
function drawChart() {
var data = google.visualization.arrayToDataTable([
['Label', 'Value'],
['Memory', 80],
['CPU', 55],
['Network', 68]
]);
var options = {
width: 400, height: 120,
redFrom: 90, redTo: 100,
yellowFrom:75, yellowTo: 90,
minorTicks: 5
};
var chart = new google.visualization.Gauge(document.getElementById('chart_div'));
chart.draw(data, options);
setInterval(function() {
data.setValue(0, 1, 40 + Math.round(60 * Math.random()));
chart.draw(data, options);
}, 13000);
setInterval(function() {
data.setValue(1, 1, 40 + Math.round(60 * Math.random()));
chart.draw(data, options);
}, 5000);
setInterval(function() {
data.setValue(2, 1, 60 + Math.round(20 * Math.random()));
chart.draw(data, options);
}, 26000);
}
});