diff --git a/src/storage/blocksstable/encoding/ob_encoding_hash_util.cpp b/src/storage/blocksstable/encoding/ob_encoding_hash_util.cpp
index 7cccf0dd3d..18c1a596e5 100644
--- a/src/storage/blocksstable/encoding/ob_encoding_hash_util.cpp
+++ b/src/storage/blocksstable/encoding/ob_encoding_hash_util.cpp
@@ -25,7 +25,7 @@ using namespace common;
 
 ObEncodingHashTable::ObEncodingHashTable() : is_created_(false), bucket_num_(0),
     node_num_(0), list_num_(0), node_cnt_(0), list_cnt_(0), buckets_(NULL), nodes_(NULL),
-    lists_(NULL), alloc_(blocksstable::OB_ENCODING_LABEL_HASH_TABLE)
+    lists_(NULL), alloc_(blocksstable::OB_ENCODING_LABEL_HASH_TABLE, OB_MALLOC_NORMAL_BLOCK_SIZE, MTL_ID())
 {
   MEMSET(&null_nodes_, 0, sizeof(null_nodes_));
   MEMSET(&nope_nodes_, 0, sizeof(nope_nodes_));
@@ -226,6 +226,8 @@ ObEncodingHashTableFactory::ObEncodingHashTableFactory()
   : allocator_(OB_MALLOC_NORMAL_BLOCK_SIZE, ObMalloc(blocksstable::OB_ENCODING_LABEL_HT_FACTORY)),
     hashtables_()
 {
+  lib::ObMemAttr attr(MTL_ID(), blocksstable::OB_ENCODING_LABEL_HT_FACTORY);
+  allocator_.set_attr(attr);
 }
 
 ObEncodingHashTableFactory::~ObEncodingHashTableFactory()
diff --git a/src/storage/blocksstable/encoding/ob_encoding_util.h b/src/storage/blocksstable/encoding/ob_encoding_util.h
index dc81881434..9ab670f2c8 100644
--- a/src/storage/blocksstable/encoding/ob_encoding_util.h
+++ b/src/storage/blocksstable/encoding/ob_encoding_util.h
@@ -18,6 +18,7 @@
 #include "common/object/ob_object.h"
 #include "common/ob_action_flag.h"
 #include "storage/blocksstable/ob_datum_row.h"
+#include "share/rc/ob_tenant_base.h"
 
 namespace oceanbase
 {
@@ -603,8 +604,7 @@ private:
       ret = common::OB_SIZE_OVERFLOW;
       STORAGE_LOG(WARN, "size will overflow", K(ret), K_(size), K(block_cnt), K(cur_cnt));
     } else {
-      common::ObMemAttr ma;
-      ma.label_ = blocksstable::OB_ENCODING_LABEL_PIVOT;
+      common::ObMemAttr ma(MTL_ID(), blocksstable::OB_ENCODING_LABEL_PIVOT);
       for (int64_t i = 0; i < block_cnt && OB_SUCC(ret); ++i) {
         if (NULL == block_list_[cur_cnt + i]) {
           T *block = static_cast<T *>(common::ob_malloc(BLOCK_SIZE, ma));
diff --git a/src/storage/blocksstable/encoding/ob_micro_block_encoder.cpp b/src/storage/blocksstable/encoding/ob_micro_block_encoder.cpp
index 884abab73f..2bb99d6b9a 100644
--- a/src/storage/blocksstable/encoding/ob_micro_block_encoder.cpp
+++ b/src/storage/blocksstable/encoding/ob_micro_block_encoder.cpp
@@ -306,14 +306,15 @@ int ObMicroBlockEncoder::init_all_col_values(const ObMicroBlockEncodingCtx &ctx)
   if (OB_FAIL(all_col_datums_.reserve(ctx.column_cnt_))) {
     LOG_WARN("reserve array failed", K(ret), "size", ctx.column_cnt_);
   }
+  lib::ObMemAttr attr(MTL_ID(), blocksstable::OB_ENCODING_LABEL_PIVOT);
   for (int64_t i = all_col_datums_.count(); i < ctx.column_cnt_ && OB_SUCC(ret); ++i) {
-    ObColDatums *c = OB_NEW(ObColDatums, blocksstable::OB_ENCODING_LABEL_PIVOT);
+    ObColDatums *c = OB_NEW(ObColDatums, attr);
     if (OB_ISNULL(c)) {
       ret = OB_ALLOCATE_MEMORY_FAILED;
       LOG_WARN("alloc memory failed", K(ret), K(ctx));
     } else if (OB_FAIL(all_col_datums_.push_back(c))) {
       LOG_WARN("push back column values failed", K(ret));
-      OB_DELETE(ObColDatums, blocksstable::OB_ENCODING_LABEL_PIVOT, c);
+      OB_DELETE(ObColDatums, attr, c);
     }
   }
   return ret;
diff --git a/src/storage/blocksstable/encoding/ob_multi_prefix_tree.cpp b/src/storage/blocksstable/encoding/ob_multi_prefix_tree.cpp
index 632f0d4e85..b9ce06bc59 100644
--- a/src/storage/blocksstable/encoding/ob_multi_prefix_tree.cpp
+++ b/src/storage/blocksstable/encoding/ob_multi_prefix_tree.cpp
@@ -123,7 +123,7 @@ int ObMultiPrefixTree::HashTable::build(TreeNode &tnode, const int64_t move_step
  *  ObMultiPrefixTree
  */
 ObMultiPrefixTree::ObMultiPrefixTree() : is_inited_(false),
-    alloc_(blocksstable::OB_ENCODING_LABEL_MULTI_PREFIX_TREE),
+    alloc_(blocksstable::OB_ENCODING_LABEL_MULTI_PREFIX_TREE, OB_MALLOC_NORMAL_BLOCK_SIZE, MTL_ID()),
     tree_nodes_(NULL), cell_nodes_(NULL),
     tnode_cnt_(0), cnode_cnt_(0), cnode_cnt_limit_(0), ht_(),
     null_cnt_(0), nope_cnt_(0)
@@ -458,6 +458,8 @@ ObMultiPrefixTreeFactory::ObMultiPrefixTreeFactory()
     : allocator_(OB_MALLOC_NORMAL_BLOCK_SIZE, ObMalloc(blocksstable::OB_ENCODING_LABEL_PREFIX_TREE_FACTORY)),
       prefix_trees_()
 {
+  lib::ObMemAttr attr(MTL_ID(), blocksstable::OB_ENCODING_LABEL_PREFIX_TREE_FACTORY);
+  allocator_.set_attr(attr);
 }
 
 ObMultiPrefixTreeFactory::~ObMultiPrefixTreeFactory()
diff --git a/src/storage/blocksstable/encoding/ob_string_diff_encoder.cpp b/src/storage/blocksstable/encoding/ob_string_diff_encoder.cpp
index ce325c7436..bb5f756e6f 100644
--- a/src/storage/blocksstable/encoding/ob_string_diff_encoder.cpp
+++ b/src/storage/blocksstable/encoding/ob_string_diff_encoder.cpp
@@ -32,7 +32,7 @@ ObStringDiffEncoder::ObStringDiffEncoder()
     : string_size_(0), common_size_(0), row_store_size_(0),
     null_cnt_(0), nope_cnt_(0), first_string_(NULL),
     header_(NULL), last_change_diff_row_id_(0),
-    allocator_(blocksstable::OB_ENCODING_LABEL_STRING_DIFF)
+    allocator_(blocksstable::OB_ENCODING_LABEL_STRING_DIFF, OB_MALLOC_NORMAL_BLOCK_SIZE, MTL_ID())
 {
 }