Data World 3 · Streams in Motion · Stage 4

Poison Pill

One bad payment, one stuck shard: split it out, give up on it, keep it, keep going.

  • Lambda event source mappings
  • Bisect and retries
  • On-failure destinations
  • Parallelization factor
Domain
Data engineering
World
Data World 3: Streams in Motion (Associate)
Game type
Stream clock: Key and size a stream, then play every second of its peak.
Time
About 25 minutes on a first attempt (estimated)
Exam guides
  • DEA-C01Skill 1.1.7: Call a Lambda function from Kinesis; Skill 1.4.2: Configure Lambda functions to meet concurrency and performance needs; Skill 3.1.8: Use AWS Lambda to automate data processing; Skill 1.3.2: Build data pipelines for performance, availability, scalability, resiliency, and fault tolerance