InstanceTypeSpecification
The configuration specification for each instance type in an instance fleet.
Note
The instance fleet configuration is available only in Amazon EMR releases 4.8.0 and later, excluding 5.0.x versions.
Contents
- BidPrice
-
The bid price for each Amazon EC2 Spot Instance type as defined by
InstanceType. Expressed in USD.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: No
- BidPriceAsPercentageOfOnDemandPrice
-
The bid price, as a percentage of On-Demand price, for each Amazon EC2 Spot Instance as defined by
InstanceType. Expressed as a number (for example, 20 specifies 20%).Type: Double
Valid Range: Minimum value of 0.0.
Required: No
- Configurations
-
A configuration classification that applies when provisioning cluster instances, which can include configurations for applications and software bundled with Amazon EMR.
Type: Array of Configuration objects
Required: No
- CustomAmiId
-
The custom AMI ID to use for the instance type.
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: No
- EbsBlockDevices
-
The configuration of Amazon Elastic Block Store (Amazon EBS) attached to each instance as defined by
InstanceType.Type: Array of EbsBlockDevice objects
Required: No
- EbsOptimized
-
Evaluates to
TRUEwhen the specifiedInstanceTypeis EBS-optimized.Type: Boolean
Required: No
- InstanceType
-
The Amazon EC2 instance type, for example
m3.xlarge.Type: String
Length Constraints: Minimum length of 1. Maximum length of 256.
Pattern:
[\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\r\n\t]*Required: No
- Priority
-
The priority at which Amazon EMR launches the Amazon EC2 instances with this instance type. Priority starts at 0, which is the highest priority. Amazon EMR considers the highest priority first.
Type: Double
Valid Range: Minimum value of 0.0.
Required: No
- WeightedCapacity
-
The number of units that a provisioned instance of this type provides toward fulfilling the target capacities defined in InstanceFleetConfig. Capacity values represent performance characteristics such as vCPUs, memory, or I/O. If not specified, the default value is 1.
Type: Integer
Valid Range: Minimum value of 0.
Required: No
See Also
For more information about using this API in one of the language-specific AWS SDKs, see the following:
