Logging & monitoring

Architect logs to AWS CloudWatch.

Supported runtimes

  • Node console.log or any logging library that writes to stdout or stderr
  • Deno console.log or any logging library that writes to stdout or stderr
  • Ruby puts or any logging library that writes to stdout or stderr
  • Python print or any logging library that writes to stdout or stderr

See also

  • CloudWatch captures many metrics from serverless primitives especially API Gateway
  • X-Ray offers deeper service call introspection capabilities
  • There are many third party tools to further extend your app with structured logs

Example

Given the following app.arc file:

@app
example-app

@http
get /

To view the staging logs for the get / handler:

arc logs src/http/get-index

To view the production logs:

arc logs production src/http/get-index