[Upgrade] Notice of Upgrade of Alibaba Cloud Hong Kong Node Network Equipment in the Early Morning of April 15, 2022 from 01:00 AM to 06:00 AM, Beijing Time

Upgrade window: April 15, 2022, 01:00 - 06:00 Beijing time

Upgrade content: Alibaba Cloud Hong Kong node network equipment upgrade, during which routing convergence may be triggered.

Upgrade impact: Users accessing Alibaba Cloud node in Hong Kong using China Telecom, China Unicom, and China Mobile might be impacted. Under normal circumstances, the users have no perception on the impact. In abnormal cases, route convergence may cause two minute-level jitters. The jitter basically has no effect on the long-connection service with automatic reconnection function. Please ensure that you implement the reconnection and retry mechanism in your services to enhance the fault tolerance of your services.

We apologize for the inconvenience caused. If you have any questions, please contact us for consultation and feedback.