CONFIRMED CLOSURE: 7-fix process-pile-up defense package is complete f…
Decision
CONFIRMED CLOSURE: 7-fix process-pile-up defense package is complete for the 30-Apr-class systemd-daemon cascade. Coverage validated via first-principles primitive mapping (every cascade primitive has ≥1 defense; primitives daemon-exit and observability have 2 each for redundancy). Three orthogonal cascade classes (Docker-restart-policy, cron fork-bomb, supervisor-less workers) intentionally NOT covered — tracked as known limitation in session-learnings entry for future hardening pass.
Rationale
Reasoning chain: (1) first_principles_decomposition identified 4 atomic primitives required for silent process-pile-up — daemon-exit-on-transient, no-restart-rate-limit, healthy-while-broken, no-observability. (2) add_thought analysis mapped each fix to a primitive: Fix 2+6 break (a), Fix 1 breaks (b), Fix 4 breaks (c), Fix 3+5+7 break (d). (3) add_thought evaluation flagged scope boundary — package covers systemd-supervised daemons only. (4) draw_conclusion at 0.88 confidence confirmed completeness within scope. Premortem-driven Fixes 6 and 7 close the two real blind spots that emerged after Fix 1-5. All 7 fixes verified live with backups preserved. Reasoning chain attached: thoughts 81cc9f5d, 2baf0cf5; conclusion 60dd98e9.
Alternatives Rejected
Outcome
Pending
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