1m 腿的滑点余量只有几个 bp,所以要测的必须是生产路径的滑点——换个运行时 测出来的数就不作数。框架因此从「滑点已知后再定」提前到测量阶段就定为 Hummingbot(Spot/Perp 连接器均 v2.0,Bitget 是 Foundation Partner)。 新增 research/live/。前置测量: - bench_compute.py 本机算力,1m 单币 0.318s、三币串行 1.38s - venue_parity.py Binance 与 Bitget 同根信号重合仅 14.6~42.6% - signal_sensitivity.py 0.25bp 扰动就换掉一半信号 - aggregate_robustness.py 但总体期望不降——脆的是信号身份,不是 alpha - bitget_baseline.py 因此改用 Bitget 原生基线定预算:余量 BTC -0.13bp、 ETH +4.02bp、SOL +2.92bp。BTC 本就为负,只作延迟测量的参照物 运行时选型: - parity_env.py 容器与本机信号逐一相同(下标、中枢数、checksum 全等), 容器内 0.26s/币反而更快。故 chanlun 直接挂载进容器,不必另起信号服务。 装进现有 .venv 那条路走不通:Hummingbot 要 numba>=0.61.2 与 aiohttp<3.14,与本机 Python 3.14 冲突 - latency_ccxt.py / latency_hummingbot.py / latency_compare.py 初测显示 Hummingbot 比 ccxt.pro 慢约 1030ms,90 根逐根配对里 80~97% 更慢 - probe_ws_action.py 否掉「丢弃 snapshot」的猜测:换根首条就是 update - probe_hb_vs_raw.py 与 latency_attribute.py 四路归因——容器网络 2~18ms、 Hummingbot 处理 -10~-30ms,1350~1480ms 全落在解析方式上 - probe_ws_payload.py 定位根因:Bitget 换根会推一条带两根的消息 [上一根, 新一根],而上游取 data["data"][0] 拿到的是上一根,新一根要等 下一条单元素消息 修复: - patched_candles.py 处理消息里的全部元素。不能简单改成 [-1]——那样上一根 的收盘价会永远停在换根前约 1 秒的那次推送上,而信号对 0.25bp 都敏感 - verify_patch.py 60 根配对验证:拿回 1060~1090ms,与原始 WS 只差 5~14ms 已贴理论下限,19 根已收盘 K 线 OHLCV 逐根未变。折算 ETH 省 0.54bp、 SOL 省 0.42bp。此 bug 值得向上游反馈 影子交易器: - shadow_hb.py 不下单,读连接器真实盘口按仓位吃单深度算成交价,与次根开盘价 (回测 entry_delay=1 的口径)相减,分解成延迟漂移、盘口价差、深度冲击。 盘口 10Hz 滚动缓冲 30 秒,把延迟变成自变量:每个信号记 0.5/1/2/5s 与实际 算完时刻各一个滑点值,本机算得慢也不影响能读出的曲线 - shadow_signal.py 信号计算隔离到子进程。0.26s 是纯 CPU 且 chanlun 受 GIL 限制,放进 asyncio 循环会把行情处理一起卡住 - shadow_report.py 首日延迟门槛与滑点曲线报表 不用 paper trade 测滑点:它的成交由 Hummingbot 自己的撮合模型模拟, 测出来是模型行为而非市场行为。 Co-authored-by: Cursor <cursoragent@cursor.com>
92 lines
3.3 KiB
CSV
92 lines
3.3 KiB
CSV
kline_ts,sym,t_data_ms,lag_ms
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1787836320000,SOL,1787836320241,241
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1787836320000,ETH,1787836320302,302
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1787836320000,BTC,1787836321824,1824
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1787836380000,SOL,1787836381417,1417
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1787836380000,ETH,1787836382286,2286
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1787836380000,BTC,1787836382710,2710
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1787836440000,SOL,1787836440534,534
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1787836440000,BTC,1787836441250,1250
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1787836440000,ETH,1787836441361,1361
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1787836500000,ETH,1787836500123,123
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1787836500000,SOL,1787836500134,134
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1787836500000,BTC,1787836502484,2484
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1787836560000,SOL,1787836560660,660
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1787836560000,BTC,1787836561486,1486
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1787836560000,ETH,1787836561748,1748
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1787836620000,SOL,1787836620499,499
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1787836620000,BTC,1787836621187,1187
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1787836620000,ETH,1787836621913,1913
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1787836680000,ETH,1787836680478,478
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1787836680000,BTC,1787836681568,1568
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1787836680000,SOL,1787836682143,2143
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1787836740000,BTC,1787836740072,72
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1787836740000,SOL,1787836740214,214
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1787836740000,ETH,1787836741453,1453
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1787836800000,SOL,1787836801678,1678
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1787836800000,BTC,1787836803383,3383
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1787836800000,ETH,1787836803485,3485
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1787836860000,BTC,1787836861120,1120
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1787836860000,ETH,1787836861523,1523
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1787836860000,SOL,1787836861634,1634
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1787836920000,BTC,1787836920212,212
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1787836920000,ETH,1787836920969,969
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1787836920000,SOL,1787836921292,1292
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1787836980000,SOL,1787836980715,715
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1787836980000,ETH,1787836981108,1108
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1787836980000,BTC,1787836982025,2025
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1787837040000,ETH,1787837041234,1234
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1787837040000,BTC,1787837041305,1305
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1787837040000,SOL,1787837042293,2293
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1787837100000,BTC,1787837100436,436
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1787837100000,SOL,1787837100436,436
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1787837100000,ETH,1787837101273,1273
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1787837160000,ETH,1787837161167,1167
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1787837160000,BTC,1787837161228,1228
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1787837160000,SOL,1787837161420,1420
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1787837220000,SOL,1787837221236,1236
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1787837220000,BTC,1787837221620,1620
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1787837220000,ETH,1787837222286,2286
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1787837280000,SOL,1787837280246,246
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1787837280000,BTC,1787837280750,750
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1787837280000,ETH,1787837281205,1205
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1787837340000,ETH,1787837340155,155
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1787837340000,BTC,1787837341234,1234
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1787837340000,SOL,1787837342232,2232
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1787837400000,SOL,1787837402232,2232
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1787837400000,ETH,1787837402374,2374
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1787837400000,BTC,1787837403010,3010
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1787837460000,SOL,1787837461262,1262
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1787837460000,BTC,1787837461403,1403
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1787837460000,ETH,1787837461988,1988
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1787837520000,ETH,1787837521167,1167
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1787837520000,BTC,1787837521298,1298
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1787837520000,SOL,1787837521298,1298
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1787837580000,SOL,1787837581311,1311
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1787837580000,BTC,1787837581634,1634
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1787837580000,ETH,1787837581725,1725
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1787837640000,SOL,1787837641179,1179
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1787837640000,ETH,1787837642047,2047
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1787837640000,BTC,1787837642057,2057
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1787837700000,ETH,1787837700834,834
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1787837700000,SOL,1787837701499,1499
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1787837700000,BTC,1787837701963,1963
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1787837760000,ETH,1787837761627,1627
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1787837760000,SOL,1787837761828,1828
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1787837760000,BTC,1787837761951,1951
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1787837820000,SOL,1787837821188,1188
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1787837820000,ETH,1787837821258,1258
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1787837820000,BTC,1787837821561,1561
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1787837880000,SOL,1787837881174,1174
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1787837880000,BTC,1787837881235,1235
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1787837880000,ETH,1787837881467,1467
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1787837940000,SOL,1787837941579,1579
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1787837940000,BTC,1787837941741,1741
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1787837940000,ETH,1787837941883,1883
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1787838000000,SOL,1787838002447,2447
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1787838000000,ETH,1787838002649,2649
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1787838000000,BTC,1787838003586,3586
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1787838060000,BTC,1787838060835,835
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1787838060000,ETH,1787838061561,1561
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1787838060000,SOL,1787838061774,1774
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