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Pyvorin Incident Response

What to do when compiled code behaves unexpectedly in production.

Published May 30, 2026

Detection

Monitor correctness_match, fallback rate, and error logs.

Triage

  1. Check if fallback occurred
  2. Compare CPython vs native output
  3. Check recent code changes

Mitigation

PYVORIN_FORCE_FALLBACK=1

Resolution

Report bug to Pyvorin support with reproduction script and event logs.

Post-Mortem

Document root cause, fix, and prevention measures.