This topic shows you how to obtain an overview of an application. On the Overview tab of the application, you can view the application topology, number of requests, response time, number of slow calls, and HTTP status codes.
Procedure
Log on to the EDAS console.
- In the left-side navigation pane, click Applications.
- On the Applications page, select a region in the top navigation bar and an option from the Microservice Namespace drop-down list. Select ECS Clusters from the Cluster Type drop-down list. Then, click the name of the application whose metrics you want to view.
- In the left-side navigation pane, choose .
- On the Application Details page, click the node that you want to view, and then click the Overview tab on the right side.
Application topology
The application topology section displays the topology of call relationships between internal services of the application in the specified time period.
In the application topology section, perform the following operations as required:
- Click the plus icon or scroll the mouse wheel up to zoom in the topology.
- Click the minus icon or scroll the mouse wheel down to zoom out the topology.
- Click the Refresh icon to restore the application topology to the default size.
Requests
The Requests section displays the time curve that indicates the number of requests of the application in a specified time period.
Optional:In the Requests section, perform the following operations as required:
- Move the pointer over a chart and view the detailed statistics.
- Use the cursor to select a time period to view the statistics of the specified time period.
- Click the icon to view the statistics of the metric in a certain time period or compare the statistics of the metric in the same time period on different dates.
- Click the icon to view the API details of the metric.
Response time
The Response Time section displays the time curve that indicates the response time of the application in a specified time period.
Optional:In the Response Time section, perform the following operations as required:
- Move the pointer over a chart and view the detailed statistics.
- Use the cursor to select a time period to view the statistics of the specified time period.
- Click a burst point of the curve for in-depth analysis.
- Click the icon to view the statistics of the metric in a certain time period or compare the statistics of the metric in the same time period on different dates.
- Click the icon to view the API details of the metric.
Errors
The Errors section displays the time curve that indicates the number of errors that occur on the application in a specified time period.
Optional:In the Errors section, perform the following operations as required:
- Move the pointer over a chart and view the detailed statistics.
- Use the cursor to select a time period to view the statistics of the specified time period.
- Click a burst point of the curve for in-depth analysis.
- Click the icon to view the statistics of the metric in a certain time period or compare the statistics of the metric in the same time period on different dates.
- Click the icon to view the API details of the metric.
HTTP - Status Code
The HTTP - Status Code section displays the time curve that indicates the HTTP status code statistics of the application in a specified time period.
Optional:In the HTTP - Status Code section, perform the following operations as required:
- Move the pointer over a chart and view the detailed statistics.
- Use the cursor to select a time period to view the statistics of the specified time period.
- Click the legend to hide or show the data.
- Click the icon to view the statistics of the metric in a certain time period or compare the statistics of the metric in the same time period on different dates.
- Click the icon to view the API details of the metric.