PolarDB Cluster Multi-Zone Deployment

ID: rule:aliyun:polardb-cluster-multi-zone
Severity: medium

Description

PolarDB clusters should be deployed across multiple availability zones for high availability.

Reason for Violation

The PolarDB cluster is not configured with a standby availability zone.

Recommendation

Configure StandbyAZ to enable multi-zone deployment.

Resource Types

• ALIYUN::POLARDB::DBCluster