In this blog, we will look at how Lambda function’s Response Streaming would be helpful and identify when it would be ideal to use Response Streaming for your workloads. By Jones Zachariah Noel N.
AWS Lambda launched support for response streaming where this new pattern of API invocation allows the Lambda function to progressively send the response in chunks of data back to the client. Improved time to first byte (TTFB) that improves the performance where the latency of the API requests is reduced and response is received as chunks of data as and when they are available.
This blog post will help you to understand:
- Lambda Response Streaming
- What does this pattern bring in?
- Gotchas of this pattern
- Building AWS Lambda with Response Streaming
- Node’s write()
- Lambda’s pipeline()
- IaC to publish Lambda Function URL
- Response Streaming is the best fit in
Lambda functions’ Response Streaming is ideal for web applications and monitoring systems where near real-time data is crucial. However, considering the limitations, you need to use Lambda Function URL with NodeJS runtime and be aware of constraints on cost and network bandwidth. Nice one!
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