config(cache): 将默认缓存TTL从5分钟调整为2小时

- CACHE_TTL_SECONDS 默认值从 300s (5分钟) 改为 7200s (2小时) - 适合日线数据场景，减少重复请求
2026-05-07 23:30:47 +08:00
parent b4a45e479f
commit be12686f13
1 changed files with 1 additions and 1 deletions
--- a/core/datasource/flask_server.py
+++ b/core/datasource/flask_server.py
@@ -100,7 +100,7 @@ def get_fetcher() -> UniversalDataFetcher:

 # 缓存配置
 CACHE_MAXSIZE = int(os.getenv('CACHE_MAXSIZE', '128'))  # 默认缓存128条数据
-CACHE_TTL_SECONDS = int(os.getenv('CACHE_TTL_SECONDS', '300'))  # 默认5分钟过期
+CACHE_TTL_SECONDS = int(os.getenv('CACHE_TTL_SECONDS', '7200'))  # 默认5分钟过期

 # 带时间戳的缓存条目
 class TimedCacheEntry: