AWS::Lambda::EventSourceMapping ProvisionedPollerConfig - AWS CloudFormation
SyntaxProperties

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AWS::Lambda::EventSourceMapping ProvisionedPollerConfig

The provisioned mode configuration for the event source. Use Provisioned Mode to customize the minimum and maximum number of event pollers for your event source.

Syntax

To declare this entity in your CloudFormation template, use the following syntax:

JSON

{
  "MaximumPollers" : Integer,
  "MinimumPollers" : Integer,
  "PollerGroupName" : String
}

YAML

  MaximumPollers: Integer
  MinimumPollers: Integer
  PollerGroupName: String

Properties

MaximumPollers

The maximum number of event pollers this event source can scale up to. For Amazon SQS events source mappings, default is 200, and minimum value allowed is 2. For Amazon MSK and self-managed Apache Kafka event source mappings, default is 200, and minimum value allowed is 1.

Required: No

Type: Integer

Minimum: 1

Maximum: 2000

Update requires: No interruption

MinimumPollers

The minimum number of event pollers this event source can scale down to. For Amazon SQS events source mappings, default is 2, and minimum 2 required. For Amazon MSK and self-managed Apache Kafka event source mappings, default is 1.

Required: No

Type: Integer

Minimum: 1

Maximum: 200

Update requires: No interruption

PollerGroupName

(Amazon MSK and self-managed Apache Kafka) The name of the provisioned poller group. Use this option to group multiple ESMs within the event source's VPC to share Event Poller Unit (EPU) capacity. You can use this option to optimize Provisioned mode costs for your ESMs. You can group up to 100 ESMs per poller group and aggregate maximum pollers across all ESMs in a group cannot exceed 2000.

Required: No

Type: String

Minimum: 0

Maximum: 128

Update requires: No interruption