# AutoScalingGroupConfiguration


Describes the configuration of an EC2 Auto Scaling group.

## Contents


 ** allocationStrategy **   <a name="computeoptimizer-Type-AutoScalingGroupConfiguration-allocationStrategy"></a>
 Describes the allocation strategy that the EC2 Auto Scaling group uses. This field is only available for EC2 Auto Scaling groups with mixed instance types.   
Type: String  
Valid Values: `Prioritized | LowestPrice`   
Required: No

 ** desiredCapacity **   <a name="computeoptimizer-Type-AutoScalingGroupConfiguration-desiredCapacity"></a>
The desired capacity, or number of instances, for the EC2 Auto Scaling group.  
Type: Integer  
Required: No

 ** estimatedInstanceHourReductionPercentage **   <a name="computeoptimizer-Type-AutoScalingGroupConfiguration-estimatedInstanceHourReductionPercentage"></a>
 Describes the projected percentage reduction in instance hours after adopting the recommended configuration. This field is only available for EC2 Auto Scaling groups with scaling policies.   
Type: Double  
Required: No

 ** instanceType **   <a name="computeoptimizer-Type-AutoScalingGroupConfiguration-instanceType"></a>
The instance type for the EC2 Auto Scaling group.  
Type: String  
Required: No

 ** maxSize **   <a name="computeoptimizer-Type-AutoScalingGroupConfiguration-maxSize"></a>
The maximum size, or maximum number of instances, for the EC2 Auto Scaling group.  
Type: Integer  
Required: No

 ** minSize **   <a name="computeoptimizer-Type-AutoScalingGroupConfiguration-minSize"></a>
The minimum size, or minimum number of instances, for the EC2 Auto Scaling group.  
Type: Integer  
Required: No

 ** mixedInstanceTypes **   <a name="computeoptimizer-Type-AutoScalingGroupConfiguration-mixedInstanceTypes"></a>
 List the instance types within an EC2 Auto Scaling group that has mixed instance types.   
Type: Array of strings  
Required: No

 ** type **   <a name="computeoptimizer-Type-AutoScalingGroupConfiguration-type"></a>
 Describes whether the EC2 Auto Scaling group has a single instance type or a mixed instance type configuration.   
Type: String  
Valid Values: `SingleInstanceType | MixedInstanceTypes`   
Required: No

## See Also


For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/compute-optimizer-2019-11-01/AutoScalingGroupConfiguration) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/compute-optimizer-2019-11-01/AutoScalingGroupConfiguration) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/compute-optimizer-2019-11-01/AutoScalingGroupConfiguration)