interface OnDemandProvisioningSpecificationProperty

Language	Type name
.NET	`Amazon.CDK.AWS.EMR.CfnCluster.OnDemandProvisioningSpecificationProperty`
Go	`github.com/aws/aws-cdk-go/awscdk/v2/awsemr#CfnCluster_OnDemandProvisioningSpecificationProperty`
Java	`software.amazon.awscdk.services.emr.CfnCluster.OnDemandProvisioningSpecificationProperty`
Python	`aws_cdk.aws_emr.CfnCluster.OnDemandProvisioningSpecificationProperty`
TypeScript	`aws-cdk-lib` » `aws_emr` » `CfnCluster` » `OnDemandProvisioningSpecificationProperty`

The launch specification for On-Demand Instances in the instance fleet, which determines the allocation strategy.

The instance fleet configuration is available only in Amazon EMR releases 4.8.0 and later, excluding 5.0.x versions. On-Demand Instances allocation strategy is available in Amazon EMR releases 5.12.1 and later.

Example

// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import { aws_emr as emr } from 'aws-cdk-lib';
const onDemandProvisioningSpecificationProperty: emr.CfnCluster.OnDemandProvisioningSpecificationProperty = {
  allocationStrategy: 'allocationStrategy',

  // the properties below are optional
  capacityReservationOptions: {
    capacityReservationPreference: 'capacityReservationPreference',
    capacityReservationResourceGroupArn: 'capacityReservationResourceGroupArn',
    usageStrategy: 'usageStrategy',
  },
};

Properties

Name	Type	Description
allocationStrategy	`string`	Specifies the strategy to use in launching On-Demand instance fleets.
capacityReservationOptions?	`IResolvable` `\|` `OnDemandCapacityReservationOptionsProperty`	The launch specification for On-Demand instances in the instance fleet, which determines the allocation strategy.

allocationStrategy

Type: string

Specifies the strategy to use in launching On-Demand instance fleets.

Available options are lowest-price and prioritized . lowest-price specifies to launch the instances with the lowest price first, and prioritized specifies that Amazon EMR should launch the instances with the highest priority first. The default is lowest-price .

capacityReservationOptions?

Type: IResolvable | OnDemandCapacityReservationOptionsProperty (optional)

The launch specification for On-Demand instances in the instance fleet, which determines the allocation strategy.