diff --git a/app/helper/prometheus.py b/app/helper/prometheus.py
index 7e4ca33..7411e6c 100644
--- a/app/helper/prometheus.py
+++ b/app/helper/prometheus.py
@@ -20,7 +20,6 @@ def __init__(self, url, **kv):
     def get_current_value(self, query) -> pd.DataFrame:
         try:
             result = self.client.custom_query(query)
-            print(result)
         except RequestException:
             logger.error(
                 "connection error while handling query {}".format(query),
diff --git a/app/main.py b/app/main.py
index 01a63fa..be9a58a 100644
--- a/app/main.py
+++ b/app/main.py
@@ -25,6 +25,8 @@ def main(config_path: str, output_path: str):
     if not output_handler.validate(result):
         logger.error("output schema is not valid")
         raise
+    logger.info("result is saved to {}".format(config_path))
+    logger.info(result)
 
 
 if __name__ == "__main__":