name : modify-replication-instance.rst **To modify a replication instance** The following ``modify-replication-instance`` example modifies a replication instance so that it uses a Multi-AZ deployment. :: aws dms modify-replication-instance \ --replication-instance-arn arn:aws:dms:us-east-1:123456789012:rep:T3OM7OUB5NM2LCVZF7JPGJRNUE \ --multi-az Output:: { "ReplicationInstance": { "ReplicationInstanceIdentifier": "my-repl-instance", "ReplicationInstanceClass": "dms.t2.micro", "ReplicationInstanceStatus": "available", "AllocatedStorage": 5, "InstanceCreateTime": 1590011235.952, ...output omitted... "PendingModifiedValues": { "MultiAZ": true }, "MultiAZ": false, "EngineVersion": "3.3.2", "AutoMinorVersionUpgrade": true, "KmsKeyId": "arn:aws:kms:us-east-1:123456789012:key/f7bc0f8e-1a3a-4ace-9faa-e8494fa3921a", ...output omitted... } } For more information, see `Working with an AWS DMS Replication Instance <https://docs.aws.amazon.com/dms/latest/userguide/CHAP_ReplicationInstance.html>`__ in the *AWS Database Migration Service User Guide*.