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How can you combine feature toggles and canary releases in an incremental migration plan to minimize user impact?

hard📝 Trade-off Q9 of 15
Microservices - Migration from Monolith
How can you combine feature toggles and canary releases in an incremental migration plan to minimize user impact?
AUse feature toggles to enable new features for canary users only
BDisable feature toggles during canary releases
CRelease new features to all users immediately without toggles
DUse canary releases only after full migration
Step-by-Step Solution
Solution:

  1. Step 1: Understand feature toggles and canary releases

    Feature toggles control feature visibility; canary releases expose features to limited users.

  2. Step 2: Combine them

    Enable new features via toggles only for canary users to reduce risk.

  3. Final Answer:

    Use feature toggles to enable new features for canary users only -> Option A

  4. Quick Check:

    Toggle + canary = controlled rollout [OK]
Quick Trick: Toggle features for canary users only [OK]
Common Mistakes:
  • Disabling toggles during canary
  • Releasing to all users immediately
  • Waiting for full migration before canary

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