# CapacityAllocation
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Information about instance capacity usage for a Capacity Reservation.

## Contents
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 ** AllocationMetadataList.N **   
Additional metadata associated with the capacity allocation. Each entry contains a key-value pair providing context about the allocation.  
Type: Array of [CapacityAllocationMetadataEntry](API_CapacityAllocationMetadataEntry.md) objects  
Required: No

 ** allocationType **   
The usage type. `used` indicates that the instance capacity is in use by instances that are running in the Capacity Reservation.  
Type: String  
Valid Values: `used`   
Required: No

 ** count **   
The amount of instance capacity associated with the usage. For example a value of `4` indicates that instance capacity for 4 instances is currently in use.  
Type: Integer  
Required: No

## See Also
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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/ec2-2016-11-15/CapacityAllocation) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/ec2-2016-11-15/CapacityAllocation) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/ec2-2016-11-15/CapacityAllocation)