AWSConfigRemediation-EnableMultiAZOnRDSInstance - Amazon Systems Manager Automation runbook reference
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The AWSConfigRemediation-EnableMultiAZOnRDSInstance runbook changes your Amazon Relational Database Service (Amazon RDS) database (DB) instance to a Multi-AZ deployment. Changing this setting doesn't result in an outage. The change is applied during the next maintenance window unless you set the ApplyImmediately parameter to true .

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Linux, macOS, Windows


  • ApplyImmediately

    Type: Boolean

    Default: false

    Description: (Optional) If you specify true for this parameter, the modifications in this request and any pending modifications are asynchronously applied as soon as possible, regardless of the PreferredMaintenanceWindow setting for the DB instance.

  • AutomationAssumeRole

    Type: String

    Description: (Required) The Amazon Resource Name (ARN) of the Amazon Identity and Access Management (IAM) role that allows Systems Manager Automation to perform the actions on your behalf.

  • DbiResourceId

    Type: String

    Description: (Required) The Amazon Web Services Region-unique, immutable identifier for the DB instance to enable the MultiAZ setting.

Required IAM permissions

The AutomationAssumeRole parameter requires the following actions to use the runbook successfully.

  • rds:DescribeDBInstances

  • rds:ModifyDBInstance

  • ssm:StartAutomationExecution

  • ssm:GetAutomationExecution

Document Steps

  • aws:executeAwsApi - Retrieves the DB instance name using the value provided in the DBInstanceId parameter.

  • aws:executeAwsApi - Verifies the DBInstanceStatus is available .

  • aws:branch - Checks whether the MultiAZ is already set to true on the DB instance you specify in the DbiResourceId parameter.

  • aws:executeAwsApi - Changes the MultiAZ setting to true on the DB instance you specify in the DbiResourceId parameter.

  • aws:assertAwsResourceProperty - Verifies the MultiAZ is set to true on the DB instance you specify in the DbiResourceId parameter.