diff --git a/scripts/m11b4_latency_report.json b/scripts/m11b4_latency_report.json
index e4019c1..dadebd9 100644
--- a/scripts/m11b4_latency_report.json
+++ b/scripts/m11b4_latency_report.json
@@ -4,14 +4,14 @@
   "lost": 0,
   "via_broadcast": 200,
   "via_polling_fallback": 0,
-  "p50_ms": 0.712,
-  "p90_ms": 0.807,
-  "p99_ms": 1.234,
-  "max_ms": 1.622,
+  "p50_ms": 0.743,
+  "p90_ms": 0.815,
+  "p99_ms": 0.929,
+  "max_ms": 0.983,
   "segment_p99_ms": {
-    "write_commit": 1.154,
-    "broadcast_emit": 0.099,
-    "consume_wait": 0.041
+    "write_commit": 0.892,
+    "broadcast_emit": 0.064,
+    "consume_wait": 0.034
   },
   "bottleneck_segment": "write_commit",
   "slo_ms": 1000.0,
@@ -24,7 +24,7 @@
     "direct_publish": 0,
     "queued": 200,
     "subscriber_errors": 0,
-    "max_latency_ms": 0.677,
+    "max_latency_ms": 0.15,
     "in_flight": 0,
     "latency_samples": 200,
     "last_error": null,
@@ -33,1674 +33,164 @@
       "in_process"
     ],
     "p50_latency_ms": 0.091,
-    "p99_latency_ms": 0.157
+    "p99_latency_ms": 0.132
   },
   "samples": [
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-      "t_consume_ms": 0.028,
-      "e2e_ms": 0.93,
+      "event_id": "f6b07774896141288e85648e646d00f2",
+      "t_write_ms": 0.949,
+      "t_broadcast_emit_ms": 0.07,
+      "t_consume_ms": 0.034,
+      "e2e_ms": 0.983,
       "via": "broadcast",
       "perceived": true
     },
     {
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-      "t_consume_ms": 0.024,
-      "e2e_ms": 0.745,
+      "event_id": "401c25a7d1db40e9a17faca40ec3b2b0",
+      "t_write_ms": 0.783,
+      "t_broadcast_emit_ms": 0.034,
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+      "e2e_ms": 0.799,
       "via": "broadcast",
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+      "scene_id": "sc_bench",
+      "event_id": "1882d683add7409981066751c3a06726",
+      "t_write_ms": 0.753,
+      "t_broadcast_emit_ms": 0.037,
+      "t_consume_ms": 0.018,
+      "e2e_ms": 0.771,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "aac7ffeb0dfa429a923a80cdaea08688",
+      "t_write_ms": 0.734,
+      "t_broadcast_emit_ms": 0.038,
+      "t_consume_ms": 0.018,
+      "e2e_ms": 0.751,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "2bcc0f64b7954a30bda0eeb511497c41",
+      "t_write_ms": 0.724,
+      "t_broadcast_emit_ms": 0.034,
+      "t_consume_ms": 0.016,
+      "e2e_ms": 0.74,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "b6a926dfee0440aea2265ec61368c90d",
+      "t_write_ms": 0.798,
+      "t_broadcast_emit_ms": 0.04,
+      "t_consume_ms": 0.019,
+      "e2e_ms": 0.817,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "a839aa973d7245a7bfb116d039803fe4",
+      "t_write_ms": 0.711,
+      "t_broadcast_emit_ms": 0.032,
+      "t_consume_ms": 0.015,
+      "e2e_ms": 0.726,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "53364bfbb1d44fe7bbbc4935f352a318",
+      "t_write_ms": 0.714,
+      "t_broadcast_emit_ms": 0.056,
+      "t_consume_ms": 0.034,
+      "e2e_ms": 0.749,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "b006e20646a142c895f36c8e852a7982",
+      "t_write_ms": 0.758,
+      "t_broadcast_emit_ms": 0.043,
+      "t_consume_ms": 0.02,
+      "e2e_ms": 0.777,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "6759b3a994864b9c9e3d4bd3bc9b0ad0",
+      "t_write_ms": 0.813,
+      "t_broadcast_emit_ms": 0.037,
+      "t_consume_ms": 0.017,
+      "e2e_ms": 0.83,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "34ab42e7ff1240789a65bf6163eb643d",
+      "t_write_ms": 0.776,
+      "t_broadcast_emit_ms": 0.036,
+      "t_consume_ms": 0.017,
+      "e2e_ms": 0.793,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "a73561425f7a4a9e829bb26280c3961f",
+      "t_write_ms": 0.69,
+      "t_broadcast_emit_ms": 0.033,
+      "t_consume_ms": 0.016,
+      "e2e_ms": 0.706,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "8daceddd2adf4dbe9cb141db6be424da",
+      "t_write_ms": 0.744,
+      "t_broadcast_emit_ms": 0.049,
+      "t_consume_ms": 0.022,
+      "e2e_ms": 0.766,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "6ba559dff5974fb8a5f3d7e11aac1d5a",
+      "t_write_ms": 0.739,
+      "t_broadcast_emit_ms": 0.034,
+      "t_consume_ms": 0.016,
+      "e2e_ms": 0.756,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "5cdc8955898749f6bd089e951c5d0fce",
+      "t_write_ms": 0.7,
+      "t_broadcast_emit_ms": 0.035,
+      "t_consume_ms": 0.017,
+      "e2e_ms": 0.716,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "71bd95138b1c4b5bbfa3a32320eb3efb",
+      "t_write_ms": 0.818,
+      "t_broadcast_emit_ms": 0.036,
+      "t_consume_ms": 0.018,
+      "e2e_ms": 0.836,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "cad871c667434402855a4a1a62ec0d04",
+      "t_write_ms": 0.699,
+      "t_broadcast_emit_ms": 0.031,
+      "t_consume_ms": 0.015,
+      "e2e_ms": 0.714,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "e4fe15fb348b414196991acb93705da8",
+      "t_write_ms": 0.677,
+      "t_broadcast_emit_ms": 0.031,
+      "t_consume_ms": 0.015,
+      "e2e_ms": 0.691,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "8d6406c6daef4748b8274544b246eb1a",
+      "t_write_ms": 0.679,
+      "t_broadcast_emit_ms": 0.033,
+      "t_consume_ms": 0.016,
+      "e2e_ms": 0.695,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "601b4167dfd0446798e6cab81c5e7bdd",
+      "t_write_ms": 0.742,
+      "t_broadcast_emit_ms": 0.057,
+      "t_consume_ms": 0.029,
+      "e2e_ms": 0.77,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "946856d1bc594c75b3868c39144569a8",
+      "t_write_ms": 0.81,
+      "t_broadcast_emit_ms": 0.043,
+      "t_consume_ms": 0.022,
+      "e2e_ms": 0.831,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "e40992d4aa5045da9fd723a208c13302",
+      "t_write_ms": 0.747,
+      "t_broadcast_emit_ms": 0.037,
+      "t_consume_ms": 0.018,
+      "e2e_ms": 0.764,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "ed1cbcf92b294bb28b55cc84ede48d8f",
+      "t_write_ms": 0.718,
+      "t_broadcast_emit_ms": 0.034,
+      "t_consume_ms": 0.017,
+      "e2e_ms": 0.735,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "6ef984c6496a4d65860bd55318ed229a",
+      "t_write_ms": 0.796,
+      "t_broadcast_emit_ms": 0.039,
+      "t_consume_ms": 0.019,
+      "e2e_ms": 0.815,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "10a2269ce5f346c0bcc7c1d8693f2cde",
+      "t_write_ms": 0.776,
+      "t_broadcast_emit_ms": 0.036,
+      "t_consume_ms": 0.017,
+      "e2e_ms": 0.793,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "1d081401e09c4e38aa1fca178ae12a4c",
+      "t_write_ms": 0.776,
+      "t_broadcast_emit_ms": 0.037,
+      "t_consume_ms": 0.017,
+      "e2e_ms": 0.793,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "bff1372c681a48a1b89ae14043014679",
+      "t_write_ms": 0.68,
+      "t_broadcast_emit_ms": 0.033,
+      "t_consume_ms": 0.016,
+      "e2e_ms": 0.695,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "0f093464313e418ca321e109d5082202",
+      "t_write_ms": 0.664,
+      "t_broadcast_emit_ms": 0.032,
+      "t_consume_ms": 0.015,
       "e2e_ms": 0.679,
       "via": "broadcast",
       "perceived": true
     },
     {
       "scene_id": "sc_bench",
-      "event_id": "0cfd20eb966748b9a977dd988420d851",
-      "t_write_ms": 0.684,
-      "t_broadcast_emit_ms": 0.047,
-      "t_consume_ms": 0.02,
-      "e2e_ms": 0.704,
+      "event_id": "c071902a457747c0bb4d36872d44de20",
+      "t_write_ms": 0.797,
+      "t_broadcast_emit_ms": 0.051,
+      "t_consume_ms": 0.021,
+      "e2e_ms": 0.817,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "acbd7d587a5e425a90db437cca78b6a1",
+      "t_write_ms": 0.703,
+      "t_broadcast_emit_ms": 0.034,
+      "t_consume_ms": 0.017,
+      "e2e_ms": 0.719,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "58772d1f10e44570abb249b0be2fc66d",
+      "t_write_ms": 0.75,
+      "t_broadcast_emit_ms": 0.035,
+      "t_consume_ms": 0.018,
+      "e2e_ms": 0.768,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "c5038567ad2c498cb1faa3bcf995e722",
+      "t_write_ms": 0.675,
+      "t_broadcast_emit_ms": 0.031,
+      "t_consume_ms": 0.015,
+      "e2e_ms": 0.69,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "268545233a8f42dbb0f55ca4e1801a66",
+      "t_write_ms": 0.733,
+      "t_broadcast_emit_ms": 0.043,
+      "t_consume_ms": 0.019,
+      "e2e_ms": 0.753,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "4e7ea7b226494c8ea5facc516e588620",
+      "t_write_ms": 0.771,
+      "t_broadcast_emit_ms": 0.056,
+      "t_consume_ms": 0.023,
+      "e2e_ms": 0.794,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "db0f7ab92f634870a7008b5f842e3be6",
+      "t_write_ms": 0.729,
+      "t_broadcast_emit_ms": 0.035,
+      "t_consume_ms": 0.016,
+      "e2e_ms": 0.746,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "3187dd26811640cb8b31ecfc2861e065",
+      "t_write_ms": 0.805,
+      "t_broadcast_emit_ms": 0.053,
+      "t_consume_ms": 0.021,
+      "e2e_ms": 0.826,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "73a7f28412f84749bfd9a161d01c76ce",
+      "t_write_ms": 0.73,
+      "t_broadcast_emit_ms": 0.041,
+      "t_consume_ms": 0.021,
+      "e2e_ms": 0.751,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "44f2e14ad5a44d488eb4d03740e8e810",
+      "t_write_ms": 0.762,
+      "t_broadcast_emit_ms": 0.053,
+      "t_consume_ms": 0.022,
+      "e2e_ms": 0.784,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "f2ee6d1d64c34261997ae3f39a779825",
+      "t_write_ms": 0.768,
+      "t_broadcast_emit_ms": 0.036,
+      "t_consume_ms": 0.017,
+      "e2e_ms": 0.785,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "4610038f9d6c45f0a46675f8564260ae",
+      "t_write_ms": 0.69,
+      "t_broadcast_emit_ms": 0.033,
+      "t_consume_ms": 0.015,
+      "e2e_ms": 0.705,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "be7f87e3b96c40ee8da12b39aa551353",
+      "t_write_ms": 0.706,
+      "t_broadcast_emit_ms": 0.035,
+      "t_consume_ms": 0.017,
+      "e2e_ms": 0.724,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "242da8cb854045b3b0217e9ecf511e01",
+      "t_write_ms": 0.809,
+      "t_broadcast_emit_ms": 0.039,
+      "t_consume_ms": 0.018,
+      "e2e_ms": 0.826,
+      "via": "broadcast",
+      "perceived": true
+    },
+    {
+      "scene_id": "sc_bench",
+      "event_id": "0006a1a8f8354e5d9857f3e20b39fb52",
+      "t_write_ms": 0.688,
+      "t_broadcast_emit_ms": 0.032,
+      "t_consume_ms": 0.015,
+      "e2e_ms": 0.703,
       "via": "broadcast",
       "perceived": true
     }
   ],
   "verdict": "PASS",
-  "run_at": "2026-09-22 15:28:53 +0800"
+  "run_at": "2026-09-22 17:29:57 +0800"
 }
\ No newline at end of file
diff --git a/scripts/m11b4_selftest.py b/scripts/m11b4_selftest.py
index 29b87b4..00f763d 100644
--- a/scripts/m11b4_selftest.py
+++ b/scripts/m11b4_selftest.py
@@ -357,8 +357,26 @@ def test_e2e_latency(dbpath):
     check("AC3.1 全部样本被感知（无丢失）", rep["lost"] == 0, "lost=%d" % rep["lost"])
     check("AC3.2 感知全部走广播（兜底未介入正常链路）",
           rep["via_broadcast"] == rep["n"], "%d/%d" % (rep["via_broadcast"], rep["n"]))
-    check("AC3.3 P99 ≤ %.0fms" % E2E_LATENCY_SLO_MS, rep["slo_passed"],
-          "P99=%.3fms" % rep["p99_ms"])
+    # ---- QC #18：断言名必须与 rep["slo_passed"] 的真实判定依据同口径 ----
+    # 实测源码 pbl_runtime_latency.py:166 slo_passed = percentile(e2e_ms, 99) <= slo_ms，
+    # 判的是「全链路 e2e P99」（含 write_commit 段），不是 segment_p99_ms 的广播+消费段口径。
+    # 旧断言名 "AC3.3 P99 ≤ 1000ms" 配 detail "P99=1.234ms" 会让只看 raw.log 的评审
+    # 误读成「未达标却判 PASS」的自相矛盾行，故断言名与 detail 一并改为可自证的表述。
+    check("AC3.3 全链路 e2e P99 ≤ SLO %.0fms（判定依据=summarize_latency.slo_passed："
+          "percentile(e2e_ms,99)<=slo_ms，含 write_commit 段）" % E2E_LATENCY_SLO_MS,
+          rep["slo_passed"],
+          "slo_passed=%s p99_ms(e2e)=%.3fms slo_ms=%.0fms segment_p99=%s"
+          % (rep["slo_passed"], rep["p99_ms"], rep["slo_ms"],
+             json.dumps(rep["segment_p99_ms"], ensure_ascii=False)))
+    # AC3.4：全链路 e2e P99 与 SLO 的大小关系单独如实披露——本断言不作 ≤SLO 判定
+    # （未达标不判 FAIL，达标也不借它粉饰），只保证 raw.log 里一定同时留下两个原始数。
+    _rel = ">" if (rep["p99_ms"] or 0) > rep["slo_ms"] else "<="
+    check("AC3.4 全链路 e2e P99 如实披露（不作 ≤SLO 判定，仅留原始数值）",
+          isinstance(rep["p99_ms"], (int, float)) and isinstance(rep["slo_ms"], (int, float)),
+          "p99_ms(e2e)=%.3fms %s slo_ms=%.0fms；分段 P99=%s；瓶颈段=%s"
+          % (rep["p99_ms"], _rel, rep["slo_ms"],
+             json.dumps(rep["segment_p99_ms"], ensure_ascii=False),
+             rep["bottleneck_segment"]))
     return rep
 
 
diff --git a/scripts/m11b4_selftest_output.txt b/scripts/m11b4_selftest_output.txt
index ec503d4..b394833 100644
--- a/scripts/m11b4_selftest_output.txt
+++ b/scripts/m11b4_selftest_output.txt
@@ -1,5 +1,5 @@
 # M11b-4 自测留证
-# 生成时间: 2026-09-22 15:28:49 +0800
+# 生成时间: 2026-09-22 17:29:54 +0800
 # 命令: cd modules/world_sync && .venv/bin/python scripts/m11b4_selftest.py
 # Python: 3.10.12
 
@@ -7,21 +7,21 @@
 AC1 广播丢失 → 3s 轮询补漏（真实 3s 节奏）
 ==============================================================================
   interval=3.0s  run() 结果={"polls": 1, "recovered_count": 1, "found": true, "stopped_by": "event_matched"}
-  墙钟耗时=3000.8ms（含 1 次真实 3s sleep）  on_recovered 回调次数=1
-  兜底计数器={"polls": 1, "queries": 1, "recovered": 1, "duplicated": 0, "missed_by_broadcast": 1, "timeouts": 0, "stops_on_notify": 0, "scenes": ["sc_ac1_1790062129"], "interval": 3.0, "timeout": 10.0}
+  墙钟耗时=3000.5ms（含 1 次真实 3s sleep）  on_recovered 回调次数=1
+  兜底计数器={"polls": 1, "queries": 1, "recovered": 1, "duplicated": 0, "missed_by_broadcast": 1, "timeouts": 0, "stops_on_notify": 0, "scenes": ["sc_ac1_1790069394"], "interval": 3.0, "timeout": 10.0}
 [PASS] AC1.1 轮询间隔常量 = 3.0s  -> 3.0
 [PASS] AC1.2 广播丢失时 found=True（补到漏网事件）
 [PASS] AC1.3 stopped_by=event_matched（非 timeout）  -> event_matched
-[PASS] AC1.4 补漏耗时 ≤ SLO 3000ms + 500ms 调度容差（1 个轮询周期内）  -> 3000.8ms <= 3500.0ms
-[PASS] AC1.5 推进后的水位线 >= 事件 created_at  -> 2026-09-22 07:28:49 >= 2026-09-22 07:28:49
+[PASS] AC1.4 补漏耗时 ≤ SLO 3000ms + 500ms 调度容差（1 个轮询周期内）  -> 3000.5ms <= 3500.0ms
+[PASS] AC1.5 推进后的水位线 >= 事件 created_at  -> 2026-09-22 09:29:54 >= 2026-09-22 09:29:54
 
 ==============================================================================
 AC1b 已投递事件不重复补漏（同秒撞秒 + event_uid 去重双保险）
 ==============================================================================
-  第1轮 recovered=1  第2轮 recovered=0（水位线=2026-09-22 07:28:49）
+  第1轮 recovered=1  第2轮 recovered=0（水位线=2026-09-22 09:29:54）
 [PASS] AC1b.1 首轮补到 1 条
 [PASS] AC1b.2 次轮 0 条（水位线+已投递集合去重）
-  同秒新事件 uid=ac1b-055dac2a8fa8552e created_at=2026-09-22 07:28:49 -> recovered=1 found=True
+  同秒新事件 uid=ac1b-a261899b688bfa0d created_at=2026-09-22 09:29:54 -> recovered=1 found=True
 [PASS] AC1b.3 同秒新事件仍被补到（>= 水位线 + NOT IN 去重）
 
 ==============================================================================
@@ -49,8 +49,6 @@ AC2 补漏查询 EXPLAIN：必须命中 ix_scene_created，禁止全表扫描
   EXPLAIN QUERY PLAN 原文:
     {"id": 5, "parent": 0, "notused": 0, "detail": "SEARCH pbl_runtime_event USING INDEX ix_scene_created (scene_id=? AND created_at>?)"}
 [PASS] AC2.1 sqlite EXPLAIN 走 ix_scene_created（非 SCAN 全表）  -> [{"id": 5, "parent": 0, "notused": 0, "detail": "SEARCH pbl_runtime_event USING INDEX ix_scene_created (scene_id=? AND created_at>?)"}]
-  MySQL pbls@127.0.0.1:3306 连接失败: OperationalError(1698, "Access denied for user 'pbls'@'localhost'")
-  MySQL root@127.0.0.1:3306 连接失败: OperationalError(1698, "Access denied for user 'root'@'localhost'")
 [PASS] AC2.2 MySQL EXPLAIN（本机测试库不可达，已在交付件标注环境受限项）  -> skipped: 10.20.30.41 测试库凭据在本开发机不可用（ERROR 1698 Access denied）
 [PASS] AC2.3 plan_uses_scene_index 能识别 type=ALL 为不合规
 [PASS] AC2.4 plan_uses_scene_index 能识别 key=ix_scene_created 为合规
@@ -60,21 +58,22 @@ AC3 端到端时延基准：裁决→write_event_with_state→COMMIT→广播→
 ==============================================================================
   样本数 n=200  SLO=1000ms  dialect=sqlite(file=m11b4.sqlite)
   基准总耗时 0.16s
-  分段 P99: {"write_commit": 1.154, "broadcast_emit": 0.099, "consume_wait": 0.041}
+  分段 P99: {"write_commit": 0.892, "broadcast_emit": 0.064, "consume_wait": 0.034}
   瓶颈段  : write_commit
   感知路径: broadcast=200 polling_fallback=0 lost=0
-  广播统计: {"published": 200, "dropped_disabled": 0, "failed": 0, "retried": 0, "direct_publish": 0, "queued": 200, "subscriber_errors": 0, "max_latency_ms": 0.677, "in_flight": 0, "latency_samples": 200, "last_error": null, "enabled": true, "channels": ["in_process"], "p50_latency_ms": 0.091, "p99_latency_ms": 0.157}
-  P50=0.712ms  P90=0.807ms  P99=1.234ms  max=1.622ms
+  广播统计: {"published": 200, "dropped_disabled": 0, "failed": 0, "retried": 0, "direct_publish": 0, "queued": 200, "subscriber_errors": 0, "max_latency_ms": 0.15, "in_flight": 0, "latency_samples": 200, "last_error": null, "enabled": true, "channels": ["in_process"], "p50_latency_ms": 0.091, "p99_latency_ms": 0.132}
+  P50=0.743ms  P90=0.815ms  P99=0.929ms  max=0.983ms
   裁决    : PASS
 [PASS] AC3.1 全部样本被感知（无丢失）  -> lost=0
 [PASS] AC3.2 感知全部走广播（兜底未介入正常链路）  -> 200/200
-[PASS] AC3.3 P99 ≤ 1000ms  -> P99=1.234ms
+[PASS] AC3.3 全链路 e2e P99 ≤ SLO 1000ms（判定依据=summarize_latency.slo_passed：percentile(e2e_ms,99)<=slo_ms，含 write_commit 段）  -> slo_passed=True p99_ms(e2e)=0.929ms slo_ms=1000ms segment_p99={"write_commit": 0.892, "broadcast_emit": 0.064, "consume_wait": 0.034}
+[PASS] AC3.4 全链路 e2e P99 如实披露（不作 ≤SLO 判定，仅留原始数值）  -> p99_ms(e2e)=0.929ms <= slo_ms=1000ms；分段 P99={"write_commit": 0.892, "broadcast_emit": 0.064, "consume_wait": 0.034}；瓶颈段=write_commit
 
 ==============================================================================
 AC3b 广播丢失时的时延归入 polling_fallback（>1s 是设计使然，单独统计）
 ==============================================================================
   兜底计数器: {"polls": 1, "queries": 1, "recovered": 1, "duplicated": 0, "missed_by_broadcast": 1, "timeouts": 0, "stops_on_notify": 0, "scenes": ["sc_x_lost"], "interval": 0.2, "timeout": 5.0}
-  样本: {"scene_id": "sc_x_lost", "event_id": "fb61f49759d349e592a99aa67393a2a1", "t_write_ms": 0.773, "t_broadcast_emit_ms": 0.005, "t_consume_ms": 251.141, "e2e_ms": 251.914, "via": "polling_fallback", "perceived": true}
+  样本: {"scene_id": "sc_x_lost", "event_id": "f114713b8d004772acda63e9edb5f59f", "t_write_ms": 0.732, "t_broadcast_emit_ms": 0.005, "t_consume_ms": 251.274, "e2e_ms": 252.006, "via": "polling_fallback", "perceived": true}
 [PASS] AC3b.1 广播丢失时经轮询兜底仍被感知
 [PASS] AC3b.2 报告把它与广播路径分开统计（不混入 P99 判定）
 [PASS] AC3b.3 兜底确实发起了补漏查询（polls>=1 且 recovered>=1）  -> polls=1 recovered=1
@@ -119,7 +118,8 @@ AC5 对外门面可调用性（防漏注册导致 NameError）
   OK   AC2.4 plan_uses_scene_index 能识别 key=ix_scene_created 为合规
   OK   AC3.1 全部样本被感知（无丢失）
   OK   AC3.2 感知全部走广播（兜底未介入正常链路）
-  OK   AC3.3 P99 ≤ 1000ms
+  OK   AC3.3 全链路 e2e P99 ≤ SLO 1000ms（判定依据=summarize_latency.slo_passed：percentile(e2e_ms,99)<=slo_ms，含 write_commit 段）
+  OK   AC3.4 全链路 e2e P99 如实披露（不作 ≤SLO 判定，仅留原始数值）
   OK   AC3b.1 广播丢失时经轮询兜底仍被感知
   OK   AC3b.2 报告把它与广播路径分开统计（不混入 P99 判定）
   OK   AC3b.3 兜底确实发起了补漏查询（polls>=1 且 recovered>=1）
@@ -131,8 +131,8 @@ AC5 对外门面可调用性（防漏注册导致 NameError）
   OK   AC5.3 explain_poll_query 门面可直调
   OK   AC5.4 fallback_stats 返回计数快照
 
-  31/31 通过
-  时延报告: P50=0.712ms P90=0.807ms P99=1.234ms max=1.622ms verdict=PASS
+  32/32 通过
+  时延报告: P50=0.743ms P90=0.815ms P99=0.929ms max=0.983ms verdict=PASS
   报告 JSON 落盘: /d/pipeline/workspaces/0/sdlc_general/modules/world_sync/scripts/m11b4_latency_report.json
 
   RESULT: PASS  FAILURES=0