diff --git a/src/storage/blocksstable/ob_imicro_block_writer.cpp b/src/storage/blocksstable/ob_imicro_block_writer.cpp
index 83032e4cc..52771d72e 100644
--- a/src/storage/blocksstable/ob_imicro_block_writer.cpp
+++ b/src/storage/blocksstable/ob_imicro_block_writer.cpp
@@ -90,14 +90,20 @@ int ObMicroBufferWriter::init(const int64_t capacity, const int64_t reserve_size
 
 void ObMicroBufferWriter::reset()
 {
-  old_buf_ = nullptr;
+  if (old_buf_ != nullptr) {
+    allocator_.free(old_buf_);
+    old_buf_ = nullptr;
+  }
+  if (data_ != nullptr) {
+    allocator_.free(data_);
+    data_ = nullptr;
+  }
   old_size_ = 0;
   lazy_move_ = false;
   has_expand_ = false;
   memory_reclaim_cnt_ = 0;
   reset_memory_threshold_ = 0;
   default_reserve_ = 0;
-  data_ = nullptr;
   len_ = 0;
   buffer_size_ = 0;
   capacity_ = 0;
@@ -120,7 +126,7 @@ void ObMicroBufferWriter::reuse()
       void *buf = nullptr;
       if (OB_ISNULL(buf = allocator_.alloc(default_reserve_))) {
         int ret = OB_ALLOCATE_MEMORY_FAILED;
-        STORAGE_LOG(WARN, "failed to reclaim memory", K(ret), K(default_reserve_), K(allocator_));
+        STORAGE_LOG(WARN, "failed to reclaim memory", K(ret), K(default_reserve_));
       } else {
         allocator_.free(data_);
         buffer_size_ = default_reserve_;
diff --git a/src/storage/blocksstable/ob_imicro_block_writer.h b/src/storage/blocksstable/ob_imicro_block_writer.h
index 268f02454..b180114e8 100644
--- a/src/storage/blocksstable/ob_imicro_block_writer.h
+++ b/src/storage/blocksstable/ob_imicro_block_writer.h
@@ -91,7 +91,7 @@ class ObMicroBufferWriter final
 {
 public:
   ObMicroBufferWriter(const int64_t page_size = DEFAULT_MIDDLE_BLOCK_SIZE)
-    : allocator_("MicroBuffer"),
+    : allocator_(MTL_ID(), "MicroBuffer"),
       is_inited_(false),
       capacity_(0),
       buffer_size_(0),
@@ -167,7 +167,7 @@ public:
 private:
   int expand(const int64_t size);
 private:
-  compaction::ObLocalArena allocator_;
+  compaction::ObLocalAllocator<common::DefaultPageAllocator> allocator_;
   bool is_inited_;
   int64_t capacity_;
   int64_t buffer_size_; //curr buffer size
@@ -219,7 +219,7 @@ public:
   virtual int64_t get_column_count() const = 0;
   virtual void reset()
   {
-    reuse();
+    ObIMicroBlockWriter::reuse();
     checksum_helper_.reset();
   }
   virtual void dump_diagnose_info() const { STORAGE_LOG(INFO, "IMicroBlockWriter", K(checksum_helper_)); }
diff --git a/src/storage/compaction/ob_compaction_memory_context.cpp b/src/storage/compaction/ob_compaction_memory_context.cpp
index 5cddfa1b9..677738224 100644
--- a/src/storage/compaction/ob_compaction_memory_context.cpp
+++ b/src/storage/compaction/ob_compaction_memory_context.cpp
@@ -32,95 +32,6 @@ namespace compaction
 {
 
 
-/*
- * ================================================= ObLocalArena =================================================
- */
-ObLocalArena::ObLocalArena(
-    const lib::ObLabel &label,
-    const int64_t page_size)
-  : ref_mem_ctx_(nullptr),
-    arena_(label, page_size, MTL_ID(), ObCtxIds::DEFAULT_CTX_ID),
-    hist_mem_hold_(0)
-{
-  ObCompactionMemoryContext *mem_ctx = CURRENT_MEM_CTX();
-  if (nullptr != mem_ctx) {
-    bind_mem_ctx(*mem_ctx);
-  }
-}
-
-ObLocalArena::ObLocalArena(
-    ObCompactionMemoryContext &mem_ctx,
-    const lib::ObLabel &label,
-    const int64_t page_size)
-  : ref_mem_ctx_(nullptr),
-    arena_(label, page_size, MTL_ID(), ObCtxIds::DEFAULT_CTX_ID),
-    hist_mem_hold_(0)
-{
-  bind_mem_ctx(mem_ctx);
-}
-
-void ObLocalArena::bind_mem_ctx(ObCompactionMemoryContext &mem_ctx)
-{
-  if (NULL == ref_mem_ctx_) {
-    ref_mem_ctx_ = &mem_ctx;
-  }
-  arena_.set_ctx_id(ref_mem_ctx_->get_ctx_id());
-}
-
-ObLocalArena::~ObLocalArena()
-{
-  reset();
-  ref_mem_ctx_ = nullptr;
-}
-
-void* ObLocalArena::alloc(const int64_t size)
-{
-  void *buf = arena_.alloc(size);
-  if (OB_NOT_NULL(buf)) {
-    update_mem_monitor();
-  }
-  return buf;
-}
-
-void* ObLocalArena::alloc(const int64_t size, const ObMemAttr &attr)
-{
-  void *buf = arena_.alloc(size, attr);
-  if (OB_NOT_NULL(buf)) {
-    update_mem_monitor();
-  }
-  return buf;
-}
-
-void ObLocalArena::reset()
-{
-  arena_.reset();
-  update_mem_monitor();
-}
-
-void ObLocalArena::clear()
-{
-  arena_.clear();
-  update_mem_monitor();
-}
-
-void ObLocalArena::update_mem_monitor()
-{
-  ref_mem_ctx_ = nullptr == ref_mem_ctx_
-               ? CURRENT_MEM_CTX()
-               : ref_mem_ctx_;
-
-  int64_t cur_mem_hold = arena_.total();
-  if (nullptr != ref_mem_ctx_ && hist_mem_hold_ != cur_mem_hold) {
-    if (cur_mem_hold > hist_mem_hold_) {
-      ref_mem_ctx_->inc_local_hold_mem(cur_mem_hold - hist_mem_hold_);
-    } else {
-      ref_mem_ctx_->inc_local_free_mem(hist_mem_hold_ - cur_mem_hold);
-    }
-    hist_mem_hold_ = cur_mem_hold;
-  }
-}
-
-
 /*
  * ================================================= Mem Monitor Part =================================================
  */
diff --git a/src/storage/compaction/ob_compaction_memory_context.h b/src/storage/compaction/ob_compaction_memory_context.h
index 3fda1cea8..2da823e45 100644
--- a/src/storage/compaction/ob_compaction_memory_context.h
+++ b/src/storage/compaction/ob_compaction_memory_context.h
@@ -18,6 +18,9 @@
 #include "lib/allocator/ob_allocator.h"
 #include "lib/allocator/page_arena.h"
 #include "lib/allocator/ob_fifo_allocator.h"
+#include "share/rc/ob_tenant_base.h"
+#include "share/scheduler/ob_tenant_dag_scheduler.h"
+#include "lib/utility/ob_template_utils.h"
 #include "lib/lock/ob_spin_lock.h"
 #include "lib/list/ob_dlist.h"
 #include "share/ob_delegate.h"
@@ -51,76 +54,6 @@ struct ObTabletMergeDagParam;
 class ObCompactionMemoryContext;
 
 
-class ObLocalArena : public common::ObIAllocator
-{
-public:
-  ObLocalArena(
-      const lib::ObLabel &label,
-      const int64_t page_size = OB_MALLOC_NORMAL_BLOCK_SIZE);
-  ObLocalArena(
-      ObCompactionMemoryContext &mem_ctx,
-      const lib::ObLabel &label,
-      const int64_t page_size = OB_MALLOC_NORMAL_BLOCK_SIZE);
-  virtual ~ObLocalArena();
-  void bind_mem_ctx(ObCompactionMemoryContext &mem_ctx);
-  void unbind_mem_ctx() { ref_mem_ctx_ = nullptr; }
-  common::ObArenaAllocator &get_arena_allocator() { return arena_; }
-
-  virtual void* alloc(const int64_t size) override;
-  virtual void* alloc(const int64_t size, const ObMemAttr &attr) override;
-  virtual void free(void *ptr) override { arena_.free(ptr); }
-  virtual void reset() override;
-  virtual void clear();
-
-  DELEGATE_WITH_RET(arena_, alloc_aligned, void*);
-  DELEGATE_WITH_RET(arena_, realloc, void*);
-  DELEGATE_WITHOUT_RET(arena_, reset_remain_one_page);
-  DELEGATE_WITHOUT_RET(arena_, reuse);
-  DELEGATE_WITHOUT_RET(arena_, set_label);
-  DELEGATE_WITHOUT_RET(arena_, set_tenant_id);
-  DELEGATE_WITH_RET(arena_, set_tracer, bool);
-  DELEGATE_WITH_RET(arena_, revert_tracer, bool);
-  DELEGATE_WITHOUT_RET(arena_, set_ctx_id);
-  DELEGATE_WITHOUT_RET(arena_, set_attr);
-  DELEGATE_WITH_RET(arena_, get_arena, ModuleArena&);
-  DELEGATE_WITH_RET(arena_, mprotect_arena_allocator, int);
-  CONST_DELEGATE_WITH_RET(arena_, used, int64_t);
-  CONST_DELEGATE_WITH_RET(arena_, total, int64_t);
-  CONST_DELEGATE_WITH_RET(arena_, to_string, int64_t);
-
-private:
-  void update_mem_monitor();
-protected:
-  ObCompactionMemoryContext *ref_mem_ctx_;
-  common::ObArenaAllocator arena_;
-  int64_t hist_mem_hold_;
-};
-
-
-class ObLocalSafeArena final : public ObLocalArena
-{
-public:
-  ObLocalSafeArena(const lib::ObLabel &label, const int64_t page_size = OB_MALLOC_NORMAL_BLOCK_SIZE)
-    : ObLocalArena(label, page_size), lock_() {}
-  virtual ~ObLocalSafeArena() {}
-  virtual void *alloc(const int64_t sz) override
-  {
-    ObSpinLockGuard guard(lock_);
-    return arena_.alloc(sz);
-  }
-  virtual void* alloc(const int64_t size, const ObMemAttr &attr) override
-  {
-    ObSpinLockGuard guard(lock_);
-    return arena_.alloc(size, attr);
-  }
-  DELEGATE_WITH_SPIN_LOCK(arena_, lock_, clear, void);
-  DELEGATE_WITH_SPIN_LOCK(arena_, lock_, reuse, void);
-  DELEGATE_WITH_SPIN_LOCK(arena_, lock_, reset, void);
-private:
-  common::ObSpinLock lock_;
-};
-
-
 struct ObCompactionMemMonitor
 {
 public:
@@ -180,6 +113,156 @@ private:
   DISABLE_COPY_ASSIGN(ObCompactionMemoryContext);
 };
 
+template<class T>
+class ObLocalAllocator : public common::ObIAllocator
+{
+public:
+  ObLocalAllocator(
+      const lib::ObLabel &label,
+      const int64_t page_size = OB_MALLOC_NORMAL_BLOCK_SIZE)
+    : ref_mem_ctx_(nullptr),
+      allocator_(label, page_size, MTL_ID(), ObCtxIds::DEFAULT_CTX_ID),
+      hist_mem_hold_(0)
+  {
+    ObCompactionMemoryContext *mem_ctx = CURRENT_MEM_CTX();
+    if (nullptr != mem_ctx) {
+      bind_mem_ctx(*mem_ctx);
+    }
+  }
+
+  ObLocalAllocator(
+      const uint64_t tenant_id,
+      const lib::ObLabel &label)
+    : ref_mem_ctx_(nullptr),
+      allocator_(label, tenant_id),
+      hist_mem_hold_(0)
+  {
+    static_assert(std::is_same<T, common::DefaultPageAllocator>::value, "error allocator type");
+    ObCompactionMemoryContext *mem_ctx = CURRENT_MEM_CTX();
+    if (nullptr != mem_ctx) {
+      bind_mem_ctx(*mem_ctx);
+    }
+  }
+  ObLocalAllocator(
+      ObCompactionMemoryContext &mem_ctx,
+      const lib::ObLabel &label,
+      const int64_t page_size = OB_MALLOC_NORMAL_BLOCK_SIZE)
+    : ref_mem_ctx_(nullptr),
+      allocator_(label, page_size, MTL_ID(), ObCtxIds::DEFAULT_CTX_ID),
+      hist_mem_hold_(0)
+  {
+    bind_mem_ctx(mem_ctx);
+  }
+
+  ~ObLocalAllocator()
+  {
+    reset();
+    ref_mem_ctx_ = nullptr;
+  }
+
+  void bind_mem_ctx(ObCompactionMemoryContext &mem_ctx)
+  {
+    if (NULL == ref_mem_ctx_) {
+      ref_mem_ctx_ = &mem_ctx;
+    }
+    allocator_.set_ctx_id(ref_mem_ctx_->get_ctx_id());
+  }
+  void unbind_mem_ctx() { ref_mem_ctx_ = nullptr; }
+  common::ObArenaAllocator &get_arena_allocator() { return allocator_; }
+
+  virtual void* alloc(const int64_t size) override
+  {
+    void *buf = allocator_.alloc(size);
+    if (OB_NOT_NULL(buf)) {
+      update_mem_monitor();
+    }
+    return buf;
+  }
+  virtual void* alloc(const int64_t size, const ObMemAttr &attr) override
+  {
+    void *buf = allocator_.alloc(size, attr);
+    if (OB_NOT_NULL(buf)) {
+      update_mem_monitor();
+    }
+    return buf;
+  }
+  virtual void free(void *ptr) override { allocator_.free(ptr); }
+  virtual void reset() override
+  {
+    allocator_.reset();
+    update_mem_monitor();
+  }
+
+  template <typename = T>
+  void clear()
+  {
+    allocator_.clear();
+    update_mem_monitor();
+  }
+
+  DELEGATE_WITH_RET(allocator_, alloc_aligned, void*);
+  DELEGATE_WITH_RET(allocator_, realloc, void*);
+  DELEGATE_WITHOUT_RET(allocator_, reset_remain_one_page);
+  DELEGATE_WITHOUT_RET(allocator_, reuse);
+  DELEGATE_WITHOUT_RET(allocator_, set_label);
+  DELEGATE_WITHOUT_RET(allocator_, set_tenant_id);
+  DELEGATE_WITH_RET(allocator_, set_tracer, bool);
+  DELEGATE_WITH_RET(allocator_, revert_tracer, bool);
+  DELEGATE_WITHOUT_RET(allocator_, set_ctx_id);
+  DELEGATE_WITHOUT_RET(allocator_, set_attr);
+  DELEGATE_WITH_RET(allocator_, get_arena, ModuleArena&);
+  DELEGATE_WITH_RET(allocator_, mprotect_arena_allocator, int);
+  CONST_DELEGATE_WITH_RET(allocator_, used, int64_t);
+  CONST_DELEGATE_WITH_RET(allocator_, total, int64_t);
+  CONST_DELEGATE_WITH_RET(allocator_, to_string, int64_t);
+
+private:
+  void update_mem_monitor()
+  {
+    ref_mem_ctx_ = nullptr == ref_mem_ctx_
+                ? CURRENT_MEM_CTX()
+                : ref_mem_ctx_;
+
+    int64_t cur_mem_hold = allocator_.total();
+    if (nullptr != ref_mem_ctx_ && hist_mem_hold_ != cur_mem_hold) {
+      if (cur_mem_hold > hist_mem_hold_) {
+        ref_mem_ctx_->inc_local_hold_mem(cur_mem_hold - hist_mem_hold_);
+      } else {
+        ref_mem_ctx_->inc_local_free_mem(hist_mem_hold_ - cur_mem_hold);
+      }
+      hist_mem_hold_ = cur_mem_hold;
+    }
+  }
+protected:
+  ObCompactionMemoryContext *ref_mem_ctx_;
+  T allocator_;
+  int64_t hist_mem_hold_;
+};
+
+using ObLocalArena=ObLocalAllocator<common::ObArenaAllocator>;
+
+class ObLocalSafeArena final : public ObLocalArena
+{
+public:
+  ObLocalSafeArena(const lib::ObLabel &label, const int64_t page_size = OB_MALLOC_NORMAL_BLOCK_SIZE)
+    : ObLocalArena(label, page_size), lock_() {}
+  virtual ~ObLocalSafeArena() {}
+  virtual void *alloc(const int64_t sz) override
+  {
+    ObSpinLockGuard guard(lock_);
+    return allocator_.alloc(sz);
+  }
+  virtual void* alloc(const int64_t size, const ObMemAttr &attr) override
+  {
+    ObSpinLockGuard guard(lock_);
+    return allocator_.alloc(size, attr);
+  }
+  DELEGATE_WITH_SPIN_LOCK(allocator_, lock_, clear, void);
+  DELEGATE_WITH_SPIN_LOCK(allocator_, lock_, reuse, void);
+  DELEGATE_WITH_SPIN_LOCK(allocator_, lock_, reset, void);
+private:
+  common::ObSpinLock lock_;
+};
 
 } // compaction
 } // oceanbase
diff --git a/unittest/storage/blocksstable/cs_encoding/test_decoder_filter_perf.h b/unittest/storage/blocksstable/cs_encoding/test_decoder_filter_perf.h
index 0ea9f711a..01d91dba6 100644
--- a/unittest/storage/blocksstable/cs_encoding/test_decoder_filter_perf.h
+++ b/unittest/storage/blocksstable/cs_encoding/test_decoder_filter_perf.h
@@ -312,6 +312,8 @@ int ObMicroBlockRawEncoder::build_block(char *&buf, int64_t &size)
   } else if (datum_rows_.empty()) {
     ret = OB_INNER_STAT_ERROR;
     LOG_WARN("empty micro block", K(ret));
+  } else if (OB_FAIL(set_datum_rows_ptr())) {
+    STORAGE_LOG(WARN, "fail to set datum rows ptr", K(ret));
   } else if (OB_FAIL(pivot())) {
     LOG_WARN("pivot rows to columns failed", K(ret));
   } else if (OB_FAIL(row_indexs_.reserve(datum_rows_.count()))) {
diff --git a/unittest/storage/blocksstable/encoding/test_raw_decoder.cpp b/unittest/storage/blocksstable/encoding/test_raw_decoder.cpp
index 744ac2e1b..d63e9b695 100644
--- a/unittest/storage/blocksstable/encoding/test_raw_decoder.cpp
+++ b/unittest/storage/blocksstable/encoding/test_raw_decoder.cpp
@@ -60,6 +60,8 @@ int ObMicroBlockRawEncoder::build_block(char *&buf, int64_t &size)
   } else if (datum_rows_.empty()) {
     ret = OB_INNER_STAT_ERROR;
     LOG_WARN("empty micro block", K(ret));
+  } else if (OB_FAIL(set_datum_rows_ptr())) {
+    STORAGE_LOG(WARN, "fail to set datum rows ptr", K(ret));
   } else if (OB_FAIL(pivot())) {
     LOG_WARN("pivot rows to columns failed", K(ret));
   } else if (OB_FAIL(row_indexs_.reserve(datum_rows_.count()))) {