aws dms describe-pending-maintenance-actions
Returns a list of upcoming maintenance events for replication instances in your account in the current Region. AWS CLI reference
4 options Its page in the AWS CLI reference
Options
--filters--markerAn optional pagination token provided by a previous request.--max-recordsThe maximum number of records to include in the response.--replication-instance-arnThe Amazon Resource Name (ARN) of the replication instance.