rds-multi-az-support - Amazon Config
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rds-multi-az-support

Checks whether high availability is enabled for your RDS DB instances.

In a Multi-AZ deployment, Amazon RDS automatically provisions and maintains a synchronous standby replica in a different Availability Zone. For more information, see High Availability (Multi-AZ) in the Amazon RDS User Guide.

Note

This rule does not evaluate Amazon Aurora DB, Amazon DocumentDB, and Amazon Neptune DB instances.

Identifier: RDS_MULTI_AZ_SUPPORT

Resource Types: AWS::RDS::DBInstance

Trigger type: Configuration changes

Amazon Web Services Region: All supported Amazon regions except Europe (Spain), Europe (Zurich) Region

Parameters:

None

Proactive Evaluation

For steps on how to run this rule in proactive mode, see Evaluating Your Resources with Amazon Config Rules. For this rule to return COMPLIANT in proactive mode, the resource configuration schema for the StartResourceEvaluation API needs to include the following inputs, encoded as a string:

"ResourceConfiguration": ... { "MultiAZ": BOOLEAN*, "Engine": String* } ...

*For more information on valid values for these inputs, see MultiAZ and Engine in the Amazon CloudFormation User Guide.

For more information on proactive evaluation, see Evaluation Mode.

Amazon CloudFormation template

To create Amazon Config managed rules with Amazon CloudFormation templates, see Creating Amazon Config Managed Rules With Amazon CloudFormation Templates.