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fix: avoid native SIGPIPE handlers on HTTP disconnect #215

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fix: avoid native SIGPIPE handlers on HTTP disconnect #215

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1b3937f
Merge engine prerequisite for ATOM HTTP signal fix
gspark-etri Oct 23, 2026
9e442cd
fix: suppress SIGPIPE for HTTP socket writes (#214)
gspark-etri Oct 23, 2026
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1 change: 1 addition & 0 deletions opt_prime/docs/validation/http214/.research/events.jsonl
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{"id": "6e7a45edfd094e37a2af3d6104fbbaad", "ts": "2026-10-23T18:38:59+09:00", "task": "HTTP SIGPIPE handling (aicomp #214)", "result": "MSG_NOSIGNAL writer retains BrokenPipeError;14 tests pass. ATOM Qwen0.6 cache15 sequences exact before/after; native backtrace headers6 to0. Qwen4B host-cache lifecycle passes.", "next": "Maintainer review of Linux per-write suppression; full four-model goal remains active.", "state": "active", "done": false, "blocker": "", "metrics": {}, "params": {"sdk": "0.11.0", "backend": "atom"}, "artifacts": ["evidence/atom-http-qwen3-06b-cache-fixed.json"], "experiments": ["experiments/2026-10-23-http-sigpipe214.md"], "labels": ["bug"], "review": true, "todos": [], "note": "", "agent": "codex", "host": "RNGD+ATOM host", "branch": "fix/214-http-sigpipe", "commit": "1b3937f-dirty"}
3 changes: 3 additions & 0 deletions opt_prime/docs/validation/http214/STATUS.md
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# HTTP SIGPIPE validation

State: review. Per-write MSG_NOSIGNAL preserves BrokenPipeError and avoids the observed native SIGPIPE backtraces. Fourteen tests pass; Qwen0.6 ATOM before/after outputs match. Qwen4B host-cache passes. Full four-model goal remains active; see experiment for scope.
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