ModifyReservedInstances
Modifies the configuration of your Reserved Instances, such as the Availability Zone, instance count, or instance type. The Reserved Instances to be modified must be identical, except for Availability Zone, network platform, and instance type.
For more information, see Modify Reserved Instances in the Amazon EC2 User Guide.
Request Parameters
The following parameters are for this specific action. For more information about required and optional parameters that are common to all actions, see Common Query Parameters.
- ClientToken
-
A unique, case-sensitive token you provide to ensure idempotency of your modification request. For more information, see Ensuring Idempotency.
Type: String
Required: No
- ReservedInstancesConfigurationSetItemType.N
-
The configuration settings for the Reserved Instances to modify.
Type: Array of ReservedInstancesConfiguration objects
Required: Yes
- ReservedInstancesId.N
-
The IDs of the Reserved Instances to modify.
Type: Array of strings
Required: Yes
Response Elements
The following elements are returned by the service.
- requestId
-
The ID of the request.
Type: String
- reservedInstancesModificationId
-
The ID for the modification.
Type: String
Errors
For information about the errors that are common to all actions, see Common client error codes.
Examples
Example
This example illustrates one usage of ModifyReservedInstances.
Sample Request
https://ec2.amazonaws.com/?Action=ModifyReservedInstances
&ClientToken=myClientToken
&ReservedInstancesConfigurationSetItemType.1.AvailabilityZone=us-east-1a
&ReservedInstancesConfigurationSetItemType.1.InstanceCount=1
&ReservedInstancesConfigurationSetItemType.1.Platform=EC2-VPC
&ReservedInstancesConfigurationSetItemType.1.InstanceType=m1.small
&ReservedInstancesId.1=d16f7a91-4d0f-4f19-9d7f-a74d26b1ccfa
&AUTHPARAMSSample Response
<ModifyReservedInstancesResponse xmlns="http://ec2.amazonaws.com/doc/2016-11-15/">
<requestId>bef729b6-0731-4489-8881-2258746ae163</requestId>
<reservedInstancesModificationId>rimod-3aae219d-3d63-47a9-a7e9-e764example</reservedInstancesModificationId>
</ModifyReservedInstancesResponse>See Also
For more information about using this API in one of the language-specific AWS SDKs, see the following:
