diff --git a/data/src/main/java/com/sdm/data/controller/DataStorageAnalysisController.java b/data/src/main/java/com/sdm/data/controller/DataStorageAnalysisController.java
index 062aa6b6..6e6c68f0 100644
--- a/data/src/main/java/com/sdm/data/controller/DataStorageAnalysisController.java
+++ b/data/src/main/java/com/sdm/data/controller/DataStorageAnalysisController.java
@@ -4,6 +4,7 @@ import com.alibaba.fastjson2.JSONObject;
 import com.baomidou.mybatisplus.core.toolkit.CollectionUtils;
 import com.baomidou.mybatisplus.core.toolkit.ObjectUtils;
 import com.sdm.common.common.SdmResponse;
+import com.sdm.common.common.ThreadLocalContext;
 import com.sdm.common.entity.req.project.GetAllTasksByDisciplineReq;
 import com.sdm.common.entity.resp.PageDataResp;
 import com.sdm.common.feign.inter.project.ISimulationTaskFeignClient;
@@ -66,7 +67,7 @@ public class DataStorageAnalysisController {
 
         // 如果未指定节点名称，获取默认的top10
         if (CollectionUtils.isEmpty(queryNodeNames)) {
-            queryNodeNames = fileStorageService.getdefaultNodeSizeUUID(queryNodeType, 10);
+            queryNodeNames = fileStorageService.getdefaultNodeSizeUUID(queryNodeType, 10, ThreadLocalContext.getTenantId());
         }
 
         // 直接调用批量查询接口
diff --git a/data/src/main/java/com/sdm/data/dao/FileStorageMapper.java b/data/src/main/java/com/sdm/data/dao/FileStorageMapper.java
index d37d459b..79041233 100644
--- a/data/src/main/java/com/sdm/data/dao/FileStorageMapper.java
+++ b/data/src/main/java/com/sdm/data/dao/FileStorageMapper.java
@@ -18,7 +18,7 @@ import java.util.List;
  * @since 2025-11-04
  */
 public interface FileStorageMapper extends BaseMapper<FileStorage> {
-    List<String> getdefaultNodeNameByNodeSize(@Param("queryNodeType") String queryNodeType, @Param("limitNum") Integer limitNum);
+    List<String> getdefaultNodeNameByNodeSize(@Param("queryNodeType") String queryNodeType, @Param("limitNum") Integer limitNum,@Param("tenantId") Long tenantId);
 
     List<NodeSizeDTO> selectNodeSizeByNodeType(@Param("directoryIds") List<Long> directoryIds, @Param("intervalMonths") Integer intervalMonths, @Param("tenantId") Long tenantId);
 
diff --git a/data/src/main/java/com/sdm/data/service/IFileStorageService.java b/data/src/main/java/com/sdm/data/service/IFileStorageService.java
index c648ed5b..14bed30f 100644
--- a/data/src/main/java/com/sdm/data/service/IFileStorageService.java
+++ b/data/src/main/java/com/sdm/data/service/IFileStorageService.java
@@ -18,7 +18,7 @@ import java.util.List;
  * @since 2025-11-04
  */
 public interface IFileStorageService extends IService<FileStorage> {
-    List<String> getdefaultNodeSizeUUID(String queryNodeType, Integer limitNum);
+    List<String> getdefaultNodeSizeUUID(String queryNodeType, Integer limitNum,Long tenantId);
     List<NodeSizeDTO> selectNodeSizeByNodeType(List<Long> directoryIds, Integer intervalMonths, Long tenantId);
 
     List<NodeSizeDTO> statDirStorageByTargetYm(List<Long> dirIds, String targetYm, Long tenantId);
diff --git a/data/src/main/java/com/sdm/data/service/impl/FileStorageServiceImpl.java b/data/src/main/java/com/sdm/data/service/impl/FileStorageServiceImpl.java
index 974dfc57..df0d433e 100644
--- a/data/src/main/java/com/sdm/data/service/impl/FileStorageServiceImpl.java
+++ b/data/src/main/java/com/sdm/data/service/impl/FileStorageServiceImpl.java
@@ -22,8 +22,8 @@ import java.util.List;
 @Service
 public class FileStorageServiceImpl extends ServiceImpl<FileStorageMapper, FileStorage> implements IFileStorageService {
     @Override
-    public List<String> getdefaultNodeSizeUUID(String queryNodeType, Integer limitNum) {
-        return baseMapper.getdefaultNodeNameByNodeSize(queryNodeType,limitNum);
+    public List<String> getdefaultNodeSizeUUID(String queryNodeType, Integer limitNum,Long tenantId) {
+        return baseMapper.getdefaultNodeNameByNodeSize(queryNodeType,limitNum,tenantId);
     }
 
     @Override
diff --git a/data/src/main/resources/mapper/FileStorageMapper.xml b/data/src/main/resources/mapper/FileStorageMapper.xml
index 47acf6bb..10236457 100644
--- a/data/src/main/resources/mapper/FileStorageMapper.xml
+++ b/data/src/main/resources/mapper/FileStorageMapper.xml
@@ -18,11 +18,12 @@
                             file_storage fs
                         where
                             fs.dirId
-                                in(select id from file_metadata_info fmi where fmi.relatedResourceUuidOwnType = #{queryNodeType})
+                                in(select id from file_metadata_info fmi where fmi.relatedResourceUuidOwnType = #{queryNodeType}) and fmi.tenantId = #{tenantId}
                         group by
                             fs.dirId) dirSize
                         left join file_metadata_info ON
                         dirSize.dirId = file_metadata_info.id
+                        where file_metadata_info.tenantId = #{tenantId}
                 group by
                     file_metadata_info.originalName
                 order by
diff --git a/data/src/test/java/com/sdm/data/dao/PostgreSQLCompatibilityTest.java b/data/src/test/java/com/sdm/data/dao/PostgreSQLCompatibilityTest.java
index de29e5d5..5827dc42 100644
--- a/data/src/test/java/com/sdm/data/dao/PostgreSQLCompatibilityTest.java
+++ b/data/src/test/java/com/sdm/data/dao/PostgreSQLCompatibilityTest.java
@@ -128,7 +128,7 @@ public class PostgreSQLCompatibilityTest {
     void testLimitQuery() {
         List<String> result = fileStorageMapper.getdefaultNodeNameByNodeSize(
                 "node",
-                5  // LIMIT 5
+                5 ,1L // LIMIT 5
         );
 
         assertNotNull(result);