PutProvisionedConcurrencyConfig - AWS Lambda (original) (raw)
Adds a provisioned concurrency configuration to a function's alias or version.
Request Syntax
PUT /2019-09-30/functions/FunctionName/provisioned-concurrency?Qualifier=Qualifier HTTP/1.1
Content-type: application/json
{
"ProvisionedConcurrentExecutions": number
}URI Request Parameters
The request uses the following URI parameters.
The name or ARN 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
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 accepts the following data in JSON format.
ProvisionedConcurrentExecutions
The amount of provisioned concurrency to allocate for the version or alias.
Type: Integer
Valid Range: Minimum value of 1.
Required: Yes
Response Syntax
HTTP/1.1 202
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 202 response.
The following data is returned in JSON format by the service.
AllocatedProvisionedConcurrentExecutions
The amount of provisioned concurrency allocated. When a weighted alias is used during linear and canary deployments, this value fluctuates depending on the amount of concurrency that is provisioned for the function versions.
Type: Integer
Valid Range: Minimum value of 0.
AvailableProvisionedConcurrentExecutions
The amount of provisioned concurrency available.
Type: Integer
Valid Range: Minimum value of 0.
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.
The status of the allocation process.
Type: String
Valid Values: IN_PROGRESS | READY | FAILED
For failed allocations, the reason that provisioned concurrency could not be allocated.
Type: String
Errors
For information about the errors that are common to all actions, see Common Errors.
InvalidParameterValueException
One of the parameters in the request is not valid.
HTTP Status Code: 400
ResourceConflictException
The resource already exists, or another operation is in progress.
HTTP Status Code: 409
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. For more information, see Lambda quotas.
HTTP Status Code: 429
See Also
For more information about using this API in one of the language-specific AWS SDKs, see the following: