diff --git a/influxdb_api.py b/influxdb_api.py
index 008df5c..66d245e 100644
--- a/influxdb_api.py
+++ b/influxdb_api.py
@@ -1331,6 +1331,7 @@ def query_all_record_by_time(query_time: str, bucket: str="realtime_simulation_r
                     "reaction": record["reaction"],
                     "friction": record["friction"]
                 })
+        break
 
     return node_records, link_records
 
@@ -2127,7 +2128,7 @@ if __name__ == "__main__":
     token = influxdb_info.token
     org_name = influxdb_info.org
 
-    client = InfluxDBClient(url=url, token=token)
+    # client = InfluxDBClient(url=url, token=token)
 
     # step1: 检查连接状态，初始化influxdb的buckets
     # try: