Configuring a Health Check
Scenario
You can configure health check to detect unhealthy endpoints and ensure service reliability and availability.
Constraints
- Before configuring a health check, ensure that the security group rules configured for the endpoint allow access from the 122.9.234.0/23, 116.196.216.0/23, and 124.71.242.0/23 over the health check port.
- For UDP listeners, ensure that the security group rules configured for the endpoint allow the UDP traffic over the health check port and the ICMP traffic destined for the endpoint.
Procedure
- Log in to the management console.
- Click in the upper left corner and choose Networking > Global Accelerator.
The Global Accelerator page is displayed.
- Search for the global accelerator by name or ID.
- Click the name of the global accelerator to go to the details page.
- Click Endpoint Groups.
- Click the name of the endpoint group.
- In the basic information area, click Configure next to Health Check.
- Specify the parameters listed in Table 1.
Table 1 Parameters required for configuring health check Parameter
Description
Health Check
Whether to enable health check.
If you disable health check, requests may be forwarded to unhealthy endpoints.
Protocol
The health check protocol can be TCP.
Default value: TCP.
Port
The port used for health check.
The port No. ranges from 1 to 65535.
Advanced Settings
Interval (s)
The maximum time between two consecutive health checks, in seconds.
The interval ranges from 1 to 60.
Timeout (s)
The maximum time required for waiting for a response to a health check request, in seconds.
The timeout ranges from 1 to 60.
Maximum Retries
The maximum number of health check retries allowed.
The value ranges from 1 to 10.
- Click OK.
Feedback
Was this page helpful?
Provide feedbackThank you very much for your feedback. We will continue working to improve the documentation.See the reply and handling status in My Cloud VOC.
For any further questions, feel free to contact us through the chatbot.
Chatbot