Multiple Nodes with Single Metric

Procedure

1. Log in to the GaussDB(for openGauss) console.
2. Apply for Intelligent O&M according to Intelligent O&M.
3. Locate your desired instance and click Details to go to the Intelligent O&M overview page.
4. Choose Performance > Multiple Nodes with Single Metric.
5. Click Select Node to select instances. A maximum of 5 instances can be selected, and the type of the selected instances must be the same.
6. Click Select Metric and select the instance metrics to display.

   Table 1 Instance metrics

   Category	Metric	Description
   CPU	CPU Usage	CPU usage of the monitored object (Unit: %)
   	CPU Load	Average CPU load over the past 1, 5, and 15 minutes. The value is obtained using the w command.
   	CPU Load in Past 1 Minute	Average CPU load over the past 1 minute. The value is obtained using the w command.
   Memory	Memory Usage	Memory usage of the monitored object (Unit: %)
   	Available Memory	Memory available to the operating system (Unit: GB)
   Network	Data Transfer In	Average number of bytes sent by the VM of the monitored object in a measurement period (Unit: KB/s)
   	Data Transfer Out	Average number of bytes received by the VM of the monitored object in a measurement period (Unit: KB/s)
   Other Metrics	-	-

7. Click OK.
8. Click Performance History and specify a time range in the upper right corner to view metric details in the past last 1 hour, 12 hours, 1 day, 2 days, or 7 days.
9. Click the Performance Trends Comparisons tab, select the desired metrics, and click OK.
10. View the metric details in a specified time range within the past week.
11. Click Full Screen for a clear view.