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 errors, and HTTP status codes.

Background information

EDAS provides application topologies in Professional Edition and Platinum Edition, but not in Standard Edition.

Go to the instance overview tab

  1. Log on to the EDAS console.
  2. Go to the Application Overview page by using one of the following methods:
    • In the left-side navigation pane, choose Resource Management > Container Service Kubernetes Clusters or Resource Management > Serverless Kubernetes Clusters. In the top navigation bar, select a region. In the upper part of the page, select a microservice namespace. On the Container Service Kubernetes Clusters or Serverless Kubernetes Clusters page, click a cluster ID. In the Applications section of the Cluster Details page, click the name of the application that you want to manage.
    • In the left-side navigation pane, click Applications. In the top navigation bar, select a region. In the upper part of the page, select a microservice namespace. Select Container Service or Serverless Kubernetes Cluster from the Cluster Type drop-down list and click the name of the application that you want to manage.
  3. In the left-side navigation pane of the application details page, choose Monitor > Instance Details.
  4. In the left-side pane of the Instance Details page, select the instance that you want to view and click the Overview tab on the right side of the page.

Application topology

The application topology section displays the topology of call relationships between internal services of the application in the specified time period.

Call relationship
Optional:In the application topology section, perform the following operations as required:
  • Click the Settings icon to configure the display settings of the application topology.
    Note The settings are stored in the browser and remain effective the next time you access the Overview tab.
  • Click the plus sign or scroll the mouse wheel up to zoom in the application topology.
  • Click the minus sign or scroll the mouse wheel down to zoom out the application topology.
  • Click the RESET icon to restore the application topology to the default size.

Number of requests

In the Requests section, a time series curve indicates the number of requests of the application in the specified time period.

Optional:In the Requests section, perform the following operations as needed:
  • Move the cursor over the statistics chart to view the statistics.
  • Select a period of time to view the statistics for the specified period.
  • Click chartIcon to view the statistics of the metric in a certain time period or compare the statistics of the same time period on different dates.

Response time

In the Response Time section, a time series curve indicates the response time (RT) of the application in the specified time period.

Optional:In the Response Time section, perform the following operations as needed:
  • Move the cursor over the statistics chart to view the statistics.
  • Select a period of time to view the statistics for the specified period.
  • Click a spike in the curve to perform in-depth analysis.
  • Click chartIcon to view the statistics of the metric in a certain time period or compare the statistics of the same time period on different dates.

Number of errors

In the Errors section, a time series curve indicates the number of errors of the application in the specified time period.

Optional:In the Errors section, perform the following operations as needed:
  • Move the cursor over the statistics chart to view the statistics.
  • Select a period of time to view the statistics for the specified period.
  • Click a spike in the curve to perform in-depth analysis.
  • Click chartIcon to view the statistics of the metric in a certain time period or compare the statistics of the same time period on different dates.

HTTP status codes

In the HTTP - Status Code section, a time series curve shows statistics on the HTTP status codes of the application in the specified time period.

Optional:In the HTTP - Status Code section, perform the following operations as needed:
  • Move the cursor over the statistics chart to view the statistics.
  • Select a period of time to view the statistics for the specified period.
  • Click legend to hide or show the data.
  • Click chartIcon to view the statistics of the metric in a certain time period or compare the statistics of the same time period on different dates.