r = layui.layer,
            echarts = layui.echarts,
			laydate = layui.laydate;
		
		var cpuRecords = echarts.init(document.getElementById('cpu-records'), 'walden');
		var memoryRecords = echarts.init(document.getElementById('memory-records'), 'walden');
		
		var onHour = 1000 * 60 * 60;
		var now = new Date();
		var before = new Date(now - onHour);//前一个小时
		laydate.render({
            elem: '#startTime',
			type: 'datetime',
			value: before
        });
		
		laydate.render({
            elem: 