This topic describes how to check the status of Server Load Balancer (SLB) instances, specifically by viewing the results of health assessment, Anti-DDoS Basic status check, certificate status detection, access control detection, billing status detection, and idle instance detection. The health check function also provides causes and standard solutions for detected exceptions.


  1. Log on to the Server Load Balancer console.
  2. In the left-side navigation pane, choose Instances > Server Load Balancer.
  3. Find the target SLB instance and click in the Health Check column. Optionally, you can click the ID of the target SLB instance and on the instance details page, click Health Check in the upper-right corner.
  4. On the health check details page, the health check result of the target SLB instance is displayed. If any exception is detected, the cause and solution are provided.