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ApsaraDB RDS:Use the performance trends feature

Last Updated:Mar 25, 2024

Database Autonomy Service (DAS) provides the performance trends feature for ApsaraDB RDS for PostgreSQL. You can use this feature to view performance trends over specific ranges, compare performance trends, and customize charts to view the performance trends of your ApsaraDB RDS for PostgreSQL instance.


Your RDS instance runs RDS High-availability Edition.


  1. Go to the Instances page. In the top navigation bar, select the region in which the RDS instance resides. Then, find the RDS instance and click the ID of the instance.
  2. In the left-side navigation pane, choose Autonomy Services > Dashboard.

  3. On the page that appears, perform the following operations based on your business requirements:

    • On the Performance Trends tab, view the trend charts of metrics within a specific time range.

      • Click More Metrics and select the metrics that you want to view.


        Click the 指标.png icon to the right of a metric name to view the details of the metric.

      • Select one or more event levels. If events of the specified levels are detected, DAS displays the detected events in the CPU Utilization trend chart.

        You can click an event in a trend chart to view the diagnostic result in the event details.


      • Drag and select a time range in the trend chart of a metric and click Diagnose to analyze the trend of the metric within the selected time range.

      • Click Details in the trend chart of a metric to view the enlarged trend chart. You can change the time range to view the trend of the metric within the specified time range.

    • On the Performance Trend Comparison tab, view the comparison of trends of a metric within different time ranges.

      Click More Metrics and select the metrics for which you want to compare trends.

    • On the Custom Charts tab, create dashboards to display the metrics that you want to view. You can add multiple metrics to a dashboard. This facilitates troubleshooting and performance analysis.

      1. Click Add Monitoring Dashboard. In the Create Monitoring Dashboard dialog box, enter a dashboard name and click OK.

      2. Click Add Node and Metrics. In the Select Metrics of Monitoring Chart dialog box, select the nodes and metrics that you want to view and click the image.png icon.

      3. Click OK.