OnDemandOptions

Describes the configuration of On-Demand Instances in an EC2 Fleet.

allocationStrategy

The strategy that determines the order of the launch template overrides to use in fulfilling On-Demand capacity.

lowest-price - EC2 Fleet uses price to determine the order, launching the lowest price first.

prioritized - EC2 Fleet uses the priority that you assigned to each launch template override, launching the highest priority first.

Default: lowest-price

Type: String

Valid Values: lowest-price | prioritized

Required: No

capacityReservationOptions

The strategy for using unused Capacity Reservations for fulfilling On-Demand capacity.

Supported only for fleets of type instant.

Required: No

maxTotalPrice

The maximum amount per hour for On-Demand Instances that you're willing to pay.

Type: String

Required: No

minTargetCapacity

The minimum target capacity for On-Demand Instances in the fleet. If the minimum target capacity is not reached, the fleet launches no instances.

Supported only for fleets of type instant.

At least one of the following must be specified: SingleAvailabilityZone | SingleInstanceType

Type: Integer

Required: No

singleAvailabilityZone

Indicates that the fleet launches all On-Demand Instances into a single Availability Zone.

Supported only for fleets of type instant.

Type: Boolean

Required: No

singleInstanceType

Indicates that the fleet uses a single instance type to launch all On-Demand Instances in the fleet.

Supported only for fleets of type instant.

Type: Boolean

Required: No

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