From c8c27a14836e01c67d424e16465b71e7070d2ce6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=A2=A8=E6=A2=93=E6=9F=92?= <1787882683@qq.com>
Date: Wed, 30 Apr 2025 18:22:06 +0800
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---
 src/plugins/knowledge/src/qa_manager.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/plugins/knowledge/src/qa_manager.py b/src/plugins/knowledge/src/qa_manager.py
index 9cb5c0186..6d84dc8e7 100644
--- a/src/plugins/knowledge/src/qa_manager.py
+++ b/src/plugins/knowledge/src/qa_manager.py
@@ -11,6 +11,8 @@ from .lpmmconfig import global_config
 from .utils.dyn_topk import dyn_select_top_k
 
 
+MAX_KNOWLEDGE_LENGTH = 10000  # 最大知识长度
+
 class QAManager:
     def __init__(
         self,
@@ -112,8 +114,10 @@ class QAManager:
                 for res in query_res
             ]
             found_knowledge = "\n".join(
-                [f"第{i + 1}条知识：{k[1]}\n 该条知识对于问题的相关性：{k[0]}" for i, k in enumerate(knowledge)]
+                [f"第{i + 1}条知识：{k[0]}\n 该条知识对于问题的相关性：{k[1]}" for i, k in enumerate(knowledge)]
             )
+            if len(found_knowledge) > MAX_KNOWLEDGE_LENGTH:
+                found_knowledge = found_knowledge[:MAX_KNOWLEDGE_LENGTH] + "\n"
             return found_knowledge
         else:
             logger.info("LPMM知识库并未初始化，使用旧版数据库进行检索")