GetProvisionedConcurrencyConfig - AWS Lambda

GetProvisionedConcurrencyConfig

Retrieves the provisioned concurrency configuration for a function's alias or version.

Request Syntax

GET /2019-09-30/functions/FunctionName/provisioned-concurrency?Qualifier=Qualifier HTTP/1.1

URI Request Parameters

The request uses the following URI parameters.

FunctionName

The name of the Lambda function.

Name formats

  • Function name - my-function.

  • Function ARN - arn:aws:lambda:us-west-2:123456789012:function:my-function.

  • Partial ARN - 123456789012:function:my-function.

The length constraint applies only to the full ARN. If you specify only the function name, it is limited to 64 characters in length.

Length Constraints: Minimum length of 1. Maximum length of 140.

Pattern: (arn:(aws[a-zA-Z-]*)?:lambda:)?([a-z]{2}(-gov)?-[a-z]+-\d{1}:)?(\d{12}:)?(function:)?([a-zA-Z0-9-_]+)(:(\$LATEST|[a-zA-Z0-9-_]+))?

Required: Yes

Qualifier

The version number or alias name.

Length Constraints: Minimum length of 1. Maximum length of 128.

Pattern: (|[a-zA-Z0-9$_-]+)

Required: Yes

Request Body

The request does not have a request body.

Response Syntax

HTTP/1.1 200 Content-type: application/json { "AllocatedProvisionedConcurrentExecutions": number, "AvailableProvisionedConcurrentExecutions": number, "LastModified": "string", "RequestedProvisionedConcurrentExecutions": number, "Status": "string", "StatusReason": "string" }

Response Elements

If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.

AllocatedProvisionedConcurrentExecutions

The amount of provisioned concurrency allocated.

Type: Integer

Valid Range: Minimum value of 0.

AvailableProvisionedConcurrentExecutions

The amount of provisioned concurrency available.

Type: Integer

Valid Range: Minimum value of 0.

LastModified

The date and time that a user last updated the configuration, in ISO 8601 format.

Type: String

RequestedProvisionedConcurrentExecutions

The amount of provisioned concurrency requested.

Type: Integer

Valid Range: Minimum value of 1.

Status

The status of the allocation process.

Type: String

Valid Values: IN_PROGRESS | READY | FAILED

StatusReason

For failed allocations, the reason that provisioned concurrency could not be allocated.

Type: String

Errors

InvalidParameterValueException

One of the parameters in the request is invalid.

HTTP Status Code: 400

ProvisionedConcurrencyConfigNotFoundException

The specified configuration does not exist.

HTTP Status Code: 404

ResourceNotFoundException

The resource specified in the request does not exist.

HTTP Status Code: 404

ServiceException

The AWS Lambda service encountered an internal error.

HTTP Status Code: 500

TooManyRequestsException

The request throughput limit was exceeded.

HTTP Status Code: 429

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: