AWS SDK Version 3 for .NET
API Reference

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ModifyInstanceGroups modifies the number of nodes and configuration settings of an instance group. The input parameters include the new target instance count for the group and the instance group ID. The call will either succeed or fail atomically.

Note:

This is an asynchronous operation using the standard naming convention for .NET 4.5 or higher. For .NET 3.5 the operation is implemented as a pair of methods using the standard naming convention of BeginModifyInstanceGroups and EndModifyInstanceGroups.

Namespace: Amazon.ElasticMapReduce
Assembly: AWSSDK.ElasticMapReduce.dll
Version: 3.x.y.z

Syntax

C#
public abstract Task<ModifyInstanceGroupsResponse> ModifyInstanceGroupsAsync(
         ModifyInstanceGroupsRequest request,
         CancellationToken cancellationToken
)

Parameters

request
Type: Amazon.ElasticMapReduce.Model.ModifyInstanceGroupsRequest

Container for the necessary parameters to execute the ModifyInstanceGroups service method.

cancellationToken
Type: System.Threading.CancellationToken

A cancellation token that can be used by other objects or threads to receive notice of cancellation.

Return Value


The response from the ModifyInstanceGroups service method, as returned by ElasticMapReduce.

Exceptions

ExceptionCondition
InternalServerErrorException Indicates that an error occurred while processing the request and that the request was not completed.

Version Information

.NET Core App:
Supported in: 3.1

.NET Standard:
Supported in: 2.0

.NET Framework:
Supported in: 4.5

See Also