From d995962425d6bfd5244169c0ac263c8420c10068 Mon Sep 17 00:00:00 2001
From: claude_dev <claude-dev@sanguo.local>
Date: Wed, 26 Aug 2026 00:25:57 +0800
Subject: [PATCH] =?UTF-8?q?perf(factor):=20=E8=90=BD=E5=BA=93buffer=2020?=
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---
 sanguo_factor/batch_eval.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sanguo_factor/batch_eval.py b/sanguo_factor/batch_eval.py
index 456eab9..d522c94 100644
--- a/sanguo_factor/batch_eval.py
+++ b/sanguo_factor/batch_eval.py
@@ -116,7 +116,8 @@ def run_batch_eval(
             errors.append(name)
         buffer.append(row)
         done += 1
-        if len(buffer) >= 20 or done == len(factor_names):
+        # 逐因子即存:容器重启风暴下单次最多丢在途 1 因子(buffer=20 曾丢 6 个)
+        if len(buffer) >= 1 or done == len(factor_names):
             eval_store.save_results(eval_db, run_id, buffer)
             buffer = []
         if progress_cb: