InstanceGroupModifyConfig - Amazon EMR
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InstanceGroupModifyConfig

Modify the size or configurations of an instance group.

Contents

Configurations

A list of new or modified configurations to apply for an instance group.

Type: Array of Configuration objects

Required: No

EC2InstanceIdsToTerminate

The EC2 InstanceIds to terminate. After you terminate the instances, the instance group will not return to its original requested size.

Type: Array of strings

Required: No

InstanceCount

Target size for the instance group.

Type: Integer

Required: No

InstanceGroupId

Unique ID of the instance group to modify.

Type: String

Length Constraints: Minimum length of 0. Maximum length of 256.

Pattern: [\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\r\n\t]*

Required: Yes

ReconfigurationType

Type of reconfiguration requested. Valid values are MERGE and OVERWRITE.

Type: String

Valid Values: OVERWRITE | MERGE

Required: No

ShrinkPolicy

Policy for customizing shrink operations.

Type: ShrinkPolicy object

Required: No

See Also

For more information about using this API in one of the language-specific Amazon SDKs, see the following: