{
  "timestamp": "2026-10-10T14:40:35.996138+08:00",
  "source_commit": "bc8fb1ba4b2f0036c9000cd90f4acc4880b1dc6b",
  "code_state": "preexisting working-tree changes included; no production C++ edits in this investigation",
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  },
  "saved_experiments": [
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    "phase8-configs-143208",
    "phase10-configs-143619",
    "phase11-configs-143756",
    "confirmation-configs-143853",
    "confirmation-configs-143931"
  ],
  "metric": "quantiles of 1000-write group averages, nanoseconds per write; two independent five-run confirmations",
  "timer_quantum_ns": 41.6666666667,
  "group_quantum_ns": 0.0416666666667,
  "hard_affinity": false,
  "business_callback_iterations": 0,
  "messages_per_run": 10000000,
  "source_pool_bytes": 8388608,
  "output_pool_bytes": 8388608,
  "exclusions": "input preparation and per-round drain excluded from producer timing; copy/callback threads remain active in formal tests; receiver-deferred tests are diagnosis only"
}