This document describes how to view a monitoring chart.
Click in the chart to enable the TopN feature, and then adjust the sorting rule and display quantity. This makes it easier for you to view the loads of machines in batches.
If you enable the sorting feature when creating a metric, you can also click the TopN button in the chart to adjust the sorting rule and display quantity and disable the sorting feature. This makes it easier for you to view the loads of machines in batches.
Click > Full-Screen Chart in the top-right corner of the chart to view it in the full-screen mode.
You can press ESC or click the icon in the top-right corner to exit the full screen mode.
Click the icon (red circle 1 in the figure below) in the top-right corner of the chart to display the instance details. You can also click the icon (circle 2 in the figure below) in the top-right corner of the instance details to select the fields and values to be displayed.
You can view the monitoring data in a specific period by hovering over the monitoring chart as shown below:
If you have many instances, you can define a template variable to dynamically switch tags, so that you can view the monitoring data of different instances in the same monitoring chart.
To create a template variable, please see Basic Configuration.
By default, dashboards display the data of the last 12 hours.
You can adjust the time span and granularity for all charts in the current dashboard by using the time selector in the top-right corner of the dashboard. In this way, you can review historical monitoring data and perform troubleshooting.
Time periods and corresponding chart granularities
|Time Period||Default Statistical Period|
|<=1 hour||1 min|
|(1 hour, 12 hours]||1 min|
|(12 hours, 3 days]||5 min|
|(3 days, 30 days]||1 hour|