AWS::EMR::Cluster OnDemandProvisioningSpecification

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

Note

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.

Syntax

To declare this entity in your AWS CloudFormation template, use the following syntax:

JSON


{
  "AllocationStrategy" : String,
  "CapacityReservationOptions" : OnDemandCapacityReservationOptions
}

YAML


  AllocationStrategy: String
  CapacityReservationOptions: 
    OnDemandCapacityReservationOptions

Properties

AllocationStrategy

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.

Required: Yes

Type: String

Allowed values: lowest-price | prioritized

Update requires: No interruption

CapacityReservationOptions

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

Required: No

Type: OnDemandCapacityReservationOptions

Update requires: No interruption

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Document Conventions

OnDemandCapacityReservationOptions

OnDemandResizingSpecification