📖 Step 7: Testing & Quality#290 / 291

Chaos Engineering

📖One-line summary

Deliberately injecting failures to verify a system's resilience.

Deliberately killing servers or injecting network delays to test "does our system actually hold up?" Netflix's Chaos Monkey kicked it off.

Inject failure on purpose to verify resilience

✓ db

✕ api

Forced down

✓ web

→ Auto-failover kicks in ✓

Design 5 first chaos experiments for our internal payments system, including hypothesis, steady-state definition, and abort criteria.

Lay out the safeguards for running chaos experiments in production — blast radius, kill switches.

Build a report template for turning chaos experiment results into product decisions.

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