diff --git a/oss-service/src/main/java/cn/axzo/oss/service/impl/FileServiceImpl.java b/oss-service/src/main/java/cn/axzo/oss/service/impl/FileServiceImpl.java
index d34af1b..d89782d 100644
--- a/oss-service/src/main/java/cn/axzo/oss/service/impl/FileServiceImpl.java
+++ b/oss-service/src/main/java/cn/axzo/oss/service/impl/FileServiceImpl.java
@@ -62,6 +62,7 @@ import cn.azxo.framework.common.model.CommonResponse;
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.collection.CollectionUtil;
 import cn.hutool.core.lang.Pair;
+import com.alibaba.fastjson.JSON;
 import com.google.common.collect.Lists;
 import com.google.common.collect.Maps;
 import lombok.extern.slf4j.Slf4j;
@@ -898,7 +899,7 @@ public class FileServiceImpl implements FileService {
             throw new BizException(CodeEnum.SIGN_URL_DOWNLOAD_FILEKEYS_EXCEEDS_MAXSIZE, "signUrlDownload fileKeys 大小超过" + SIGN_URL_DOWNLOAD_MAXSIZE);
         }
         if (dto.getFileKeys().size() > 1000) {
-            log.info("fileservice#signUrlDownload,fileKeys-size > 1000");
+            log.info("fileservice#signUrlDownload,fileKeys-size > 1000,dto:{},size:{}", JSON.toJSONString(dto), dto.getFileKeys().size());
         }
     }