Help Center/ Distributed Message Service for RocketMQ/ FAQs/ Instance FAQs/ Why Can't I Select Two AZs When Purchasing a RocketMQ 4.8.0 Instance?
Updated on 2024-12-25 GMT+08:00

Why Can't I Select Two AZs When Purchasing a RocketMQ 4.8.0 Instance?

To improve the reliability of a RocketMQ 4.8.0 instance, you are advised to select three AZs or more when creating the instance. An instance deployed across two AZs may become unavailable when one of the AZs is faulty.