interface PlacementGroupConfigProperty

Language	Type name
.NET	Amazon.CDK.Mixins.Preview.AWS.EMR.Mixins.CfnClusterPropsMixin.PlacementGroupConfigProperty
Go	github.com/aws/aws-cdk-go/awscdkmixinspreview/v2/awsemr/mixins#CfnClusterPropsMixin_PlacementGroupConfigProperty
Java	software.amazon.awscdk.mixins.preview.services.emr.mixins.CfnClusterPropsMixin.PlacementGroupConfigProperty
Python	aws_cdk.mixins_preview.aws_emr.mixins.CfnClusterPropsMixin.PlacementGroupConfigProperty
TypeScript	@aws-cdk/mixins-preview » aws_emr » mixins » CfnClusterPropsMixin » PlacementGroupConfigProperty

Placement group configuration for an Amazon EMR cluster.

The configuration specifies the placement strategy that can be applied to instance roles during cluster creation.

To use this configuration, consider attaching managed policy AmazonElasticMapReducePlacementGroupPolicy to the Amazon EMR role.

See also: http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-emr-cluster-placementgroupconfig.html

Example

// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import { mixins as emr_mixins } from '@aws-cdk/mixins-preview/aws-emr';
const placementGroupConfigProperty: emr_mixins.CfnClusterPropsMixin.PlacementGroupConfigProperty = {
  instanceRole: 'instanceRole',
  placementStrategy: 'placementStrategy',
};

Properties

Name	Type	Description
instanceRole?	string	Role of the instance in the cluster.
placementStrategy?	string	Amazon EC2 Placement Group strategy associated with instance role.

---

instanceRole?

Type: string (optional)

Role of the instance in the cluster.

Starting with Amazon EMR release 5.23.0, the only supported instance role is MASTER .

See also: http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-emr-cluster-placementgroupconfig.html#cfn-emr-cluster-placementgroupconfig-instancerole

---

placementStrategy?

Type: string (optional)

Amazon EC2 Placement Group strategy associated with instance role.

Starting with Amazon EMR release 5.23.0, the only supported placement strategy is SPREAD for the MASTER instance role.

See also: http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-emr-cluster-placementgroupconfig.html#cfn-emr-cluster-placementgroupconfig-placementstrategy