diff --git a/src/storage/blocksstable/ob_tmp_file.cpp b/src/storage/blocksstable/ob_tmp_file.cpp
index 80a2f9841e..868a50a4c8 100644
--- a/src/storage/blocksstable/ob_tmp_file.cpp
+++ b/src/storage/blocksstable/ob_tmp_file.cpp
@@ -1243,6 +1243,7 @@ int ObTmpFile::sync(const int64_t timeout_ms)
       // iter all blocks, execute async wash.
       common::hash::ObHashSet<int64_t>::const_iterator iter;
       common::ObSEArray<ObTmpTenantMemBlockManager::ObIOWaitInfoHandle, 1> handles;
+      handles.set_attr(ObMemAttr(MTL_ID(), "TMP_SYNC_HDL"));
       for (iter = blk_id_set.begin(); OB_SUCC(ret) && iter != blk_id_set.end(); ++iter) {
         const int64_t &blk_id = iter->first;
         ObTmpTenantMemBlockManager::ObIOWaitInfoHandle handle;
@@ -1721,6 +1722,7 @@ int ObTmpFileManager::remove_tenant_file(const uint64_t tenant_id)
 {
   int ret = OB_SUCCESS;
   common::ObSEArray<int64_t, 32> fd_list;
+  fd_list.set_attr(ObMemAttr(MTL_ID(), "TMP_FD_LIST"));
   RmTenantTmpFileOp rm_tenant_file_op(tenant_id, &fd_list);
   if (IS_NOT_INIT) {
     ret = OB_NOT_INIT;
diff --git a/src/storage/blocksstable/ob_tmp_file_store.cpp b/src/storage/blocksstable/ob_tmp_file_store.cpp
index 382a0e7d2b..cc5db3bbb7 100644
--- a/src/storage/blocksstable/ob_tmp_file_store.cpp
+++ b/src/storage/blocksstable/ob_tmp_file_store.cpp
@@ -426,6 +426,7 @@ ObTmpMacroBlock::ObTmpMacroBlock()
     alloc_time_(0),
     access_time_(0)
 {
+  using_extents_.set_attr(ObMemAttr(MTL_ID(), "TMP_US_META"));
 }
 
 ObTmpMacroBlock::~ObTmpMacroBlock()
@@ -1306,7 +1307,9 @@ int ObTmpTenantFileStore::read_page(ObTmpMacroBlock *block, ObTmpBlockIOInfo &io
   int32_t page_nums = 0;
   common::ObIArray<ObTmpPageIOInfo> *page_io_infos = nullptr;
 
-  void *buf = ob_malloc(sizeof(common::ObSEArray<ObTmpPageIOInfo, ObTmpFilePageBuddy::MAX_PAGE_NUMS>), "TmpReadPage");
+  void *buf =
+      ob_malloc(sizeof(common::ObSEArray<ObTmpPageIOInfo, ObTmpFilePageBuddy::MAX_PAGE_NUMS>),
+                ObMemAttr(MTL_ID(), "TmpReadPage"));
   if (OB_ISNULL(buf)) {
     ret = OB_ALLOCATE_MEMORY_FAILED;
     STORAGE_LOG(WARN, "fail to alloc a buf", K(ret));
@@ -1841,6 +1844,7 @@ int ObTmpFileStore::get_macro_block_list(ObIArray<TenantTmpBlockCntPair> &tmp_bl
   } else {
     tmp_block_cnt_pairs.reset();
     common::ObSEArray<MacroBlockId, 64> macro_id_list;
+    macro_id_list.set_attr(ObMemAttr(MTL_ID(), "TMP_MB_LIST"));
     TenantFileStoreMap::iterator iter;
     ObTmpTenantFileStore *tmp = NULL;
     for (iter = tenant_file_stores_.begin(); OB_SUCC(ret) && iter != tenant_file_stores_.end();