Chapter project: Troubleshooting process and application failures

Create a professional incident-response design and a controlled proof of concept.

Required deliverables

• triggering events and severity matrix,
• event schema and routing diagram,
• roles, trust, and approval boundaries,
• retries, idempotency, DLQ, and rollback design,
• runbook or state-machine implementation,
• notification and escalation plan,
• troubleshooting evidence,
• verification and post-incident actions,
• cost and cleanup plan,
• ten professional scenario questions with detailed answers.