update

backend/api/utils/gold_refresh.py

@@ -2,6 +2,7 @@
 
 import asyncio
 import logging
+import time
 
 from api.utils import official_gold, thirdpart_gold
 
@@ -27,7 +28,8 @@ async def _periodic(job):
             await job()
         except Exception:
             logger.exception('periodic gold refresh check failed job=%s', job.__name__)
-        await asyncio.sleep(CHECK_INTERVAL_SECONDS)
+        # 对齐墙钟分钟边界，:25/:55检测到下一半小时数据周期并提前采集。
+        await asyncio.sleep(CHECK_INTERVAL_SECONDS - time.time() % CHECK_INTERVAL_SECONDS)
 
 
 async def start_periodic_refresh():