Lambda - Synchronous Invocations¶

• Synchronous - CLI, SDK, API Gateway, Application Load Balancer
  • Results are returned right away
  • Error handling must happen client side (retries, expenential backoff, etc)

• User Invoked
  • Elastic Load Balancing
  • Amazon API Gateway
  • Amazon CloudFront (Lambda@Edge)
  • Amazon S3 Batch
• Service Invoked
  • Amazon Cognito
  • AWS Step Functions
• Other Services
  • Amazon Lex
  • Amazon Alexa
  • Amazon Kinesis Data Firehose