diff --git a/deps/oblib/src/lib/alloc/alloc_struct.cpp b/deps/oblib/src/lib/alloc/alloc_struct.cpp
index 314dd376dd..be8766d6f5 100644
--- a/deps/oblib/src/lib/alloc/alloc_struct.cpp
+++ b/deps/oblib/src/lib/alloc/alloc_struct.cpp
@@ -12,6 +12,7 @@
 
 #include "lib/alloc/alloc_struct.h"
 #include "lib/ob_define.h"
+#include "lib/allocator/ob_mod_define.h"
 #include "lib/coro/co_var.h"
 #include "lib/oblog/ob_log.h"
 #include "lib/utility/ob_fast_convert.h"
@@ -20,6 +21,10 @@ using namespace oceanbase;
 using namespace lib;
 using namespace common;
 
+thread_local ObMemAttr ObMallocHookAttrGuard::tl_mem_attr(OB_SERVER_TENANT_ID,
+                                                          "glibc_malloc",
+                                                          ObCtxIds::GLIBC);
+
 bool ObLabel::operator==(const ObLabel &other) const
 {
   bool bret = false;
diff --git a/deps/oblib/src/lib/alloc/alloc_struct.h b/deps/oblib/src/lib/alloc/alloc_struct.h
index 0299bd629c..cab4ac1731 100644
--- a/deps/oblib/src/lib/alloc/alloc_struct.h
+++ b/deps/oblib/src/lib/alloc/alloc_struct.h
@@ -588,6 +588,27 @@ private:
   char buf_[MAX_LEN + 1];
 };
 
+class ObMallocHookAttrGuard
+{
+public:
+  ObMallocHookAttrGuard(const ObMemAttr& attr)
+   : old_attr_(tl_mem_attr)
+  {
+    tl_mem_attr = attr;
+  }
+  ~ObMallocHookAttrGuard()
+  {
+    tl_mem_attr = old_attr_;
+  }
+  static ObMemAttr get_tl_mem_attr()
+  {
+    return tl_mem_attr;
+  }
+private:
+  static thread_local ObMemAttr tl_mem_attr;
+  ObMemAttr old_attr_;
+};
+
 } // end of namespace lib
 } // end of namespace oceanbase
 
diff --git a/deps/oblib/src/lib/alloc/malloc_hook.cpp b/deps/oblib/src/lib/alloc/malloc_hook.cpp
index 44336d2132..843e306388 100644
--- a/deps/oblib/src/lib/alloc/malloc_hook.cpp
+++ b/deps/oblib/src/lib/alloc/malloc_hook.cpp
@@ -20,9 +20,7 @@ using namespace oceanbase::common;
 using namespace oceanbase::lib;
 
 bool g_malloc_hook_inited = false;
-thread_local ObMemAttr ObMallocHookAttrGuard::tl_mem_attr(OB_SERVER_TENANT_ID,
-                                                          "glibc_malloc",
-                                                          ObCtxIds::GLIBC);
+
 void init_malloc_hook()
 {
   g_malloc_hook_inited = true;
diff --git a/deps/oblib/src/lib/alloc/malloc_hook.h b/deps/oblib/src/lib/alloc/malloc_hook.h
index 783e16036a..a8bdf57acf 100644
--- a/deps/oblib/src/lib/alloc/malloc_hook.h
+++ b/deps/oblib/src/lib/alloc/malloc_hook.h
@@ -20,31 +20,5 @@ inline bool& in_hook()
   thread_local bool in_hook = false;
   return in_hook;
 }
-namespace oceanbase
-{
-namespace lib
-{
-class ObMallocHookAttrGuard
-{
-public:
-  ObMallocHookAttrGuard(ObMemAttr& attr)
-   : old_attr_(tl_mem_attr)
-  {
-    tl_mem_attr = attr;
-  }
-  ~ObMallocHookAttrGuard()
-  {
-    tl_mem_attr = old_attr_;
-  }
-  static ObMemAttr get_tl_mem_attr()
-  {
-    return tl_mem_attr;
-  }
-private:
-  static thread_local ObMemAttr tl_mem_attr;
-  ObMemAttr old_attr_;
-};
-}
-}
 
 #endif /* MALLOC_HOOK_H */
diff --git a/src/objit/src/CMakeLists.txt b/src/objit/src/CMakeLists.txt
index 1e4c367dc7..9adc1cde51 100644
--- a/src/objit/src/CMakeLists.txt
+++ b/src/objit/src/CMakeLists.txt
@@ -9,7 +9,7 @@ file(GLOB_RECURSE objit_SRC "*.h" "*.cpp" "${CMAKE_CURRENT_SROUCE_DIR}/../includ
 
 add_definitions(-std=gnu++14)
 add_library(objit_objects OBJECT ${objit_SRC})
-target_link_libraries(objit_objects PRIVATE oblib_base_base objit_base)
+target_link_libraries(objit_objects PRIVATE oblib_base_base ob_share objit_base)
 
 # Define a static library target named OBJIT_RAW.
 add_library(objit STATIC dummy.cpp)
diff --git a/src/objit/src/ob_llvm_helper.cpp b/src/objit/src/ob_llvm_helper.cpp
index 0588f93b14..18518e91cf 100644
--- a/src/objit/src/ob_llvm_helper.cpp
+++ b/src/objit/src/ob_llvm_helper.cpp
@@ -29,6 +29,8 @@
 #include "lib/utility/ob_macro_utils.h"
 #include "lib/allocator/ob_malloc.h"
 #include "lib/container/ob_se_array.h"
+#include "share/rc/ob_tenant_base.h"
+#include "lib/alloc/malloc_hook.h"
 
 using namespace llvm;
 
@@ -477,6 +479,7 @@ int ObLLVMSwitch::add_case(const ObLLVMValue &value, ObLLVMBasicBlock &block)
 
 ObLLVMHelper::~ObLLVMHelper()
 {
+  lib::ObMallocHookAttrGuard malloc_guard(ObMemAttr(MTL_ID(), "PlJit"));
   final();
   if (nullptr != jit_) {
     jit_->~ObOrcJit();
@@ -486,6 +489,7 @@ ObLLVMHelper::~ObLLVMHelper()
 
 int ObLLVMHelper::init()
 {
+  lib::ObMallocHookAttrGuard malloc_guard(ObMemAttr(MTL_ID(), "PlJit"));
   int ret = OB_SUCCESS;
 
   if (nullptr == (jc_ = OB_NEWx(core::JitContext, (&allocator_)))) {
@@ -507,6 +511,7 @@ int ObLLVMHelper::init()
 
 void ObLLVMHelper::final()
 {
+  lib::ObMallocHookAttrGuard malloc_guard(ObMemAttr(MTL_ID(), "PlJit"));
   if (nullptr != jc_) {
     jc_->~JitContext();
     allocator_.free(jc_);
@@ -525,15 +530,18 @@ int ObLLVMHelper::initialize()
 void ObLLVMHelper::compile_module(bool optimization)
 {
   if (optimization) {
+    lib::ObMallocHookAttrGuard malloc_guard(ObMemAttr(MTL_ID(), "PlCodeGen"));
     jc_->optimize();
     LOG_INFO("================Optimized LLVM Module================");
     dump_module();
   }
+  lib::ObMallocHookAttrGuard malloc_guard(ObMemAttr(MTL_ID(), "PlJit"));
   jc_->compile();
 }
 
 void ObLLVMHelper::dump_module()
 {
+  lib::ObMallocHookAttrGuard malloc_guard(ObMemAttr(MTL_ID(), "PlCodeGen"));
   if (OB_ISNULL(jc_)) {
     //do nothing
   } else {
@@ -546,6 +554,7 @@ void ObLLVMHelper::dump_module()
 
 void ObLLVMHelper::dump_debuginfo()
 {
+  lib::ObMallocHookAttrGuard malloc_guard(ObMemAttr(MTL_ID(), "PlCodeGen"));
   if (OB_ISNULL(jit_) || jit_->get_debug_info_size() <= 0) {
     // do nothing ...
   } else {
@@ -555,6 +564,7 @@ void ObLLVMHelper::dump_debuginfo()
 
 int ObLLVMHelper::verify_function(ObLLVMFunction &function)
 {
+  lib::ObMallocHookAttrGuard malloc_guard(ObMemAttr(MTL_ID(), "PlCodeGen"));
   int ret = OB_SUCCESS;
   if (OB_ISNULL(jc_)) {
     ret = OB_NOT_INIT;
@@ -571,6 +581,7 @@ int ObLLVMHelper::verify_function(ObLLVMFunction &function)
 
 int ObLLVMHelper::verify_module()
 {
+  lib::ObMallocHookAttrGuard malloc_guard(ObMemAttr(MTL_ID(), "PlCodeGen"));
   int ret = OB_SUCCESS;
   std::string verify_error;
   llvm::raw_string_ostream verify_raw_os(verify_error);
@@ -586,6 +597,7 @@ int ObLLVMHelper::verify_module()
 
 uint64_t ObLLVMHelper::get_function_address(const ObString &name)
 {
+  lib::ObMallocHookAttrGuard guard(ObMemAttr(MTL_ID(), "PlJit"));
   return jc_->TheJIT->get_function_address(std::string(name.ptr(), name.length()));
 }
 
diff --git a/src/pl/ob_pl_code_generator.h b/src/pl/ob_pl_code_generator.h
index e91eac552e..b72bf3924b 100644
--- a/src/pl/ob_pl_code_generator.h
+++ b/src/pl/ob_pl_code_generator.h
@@ -194,7 +194,7 @@ public:
     debug_mode_(session_info_.is_pl_debug_on() && func_ast.is_routine()),
     oracle_mode_(oracle_mode)
     {
-      goto_label_map_.create(func_ast.get_body()->get_stmts().count(), ObModIds::OB_PL);
+      goto_label_map_.create(func_ast.get_body()->get_stmts().count(), "PlCodeGen");
     }
 
   virtual ~ObPLCodeGenerator() {}
diff --git a/src/pl/ob_pl_compile.cpp b/src/pl/ob_pl_compile.cpp
index 29777af043..27023a2fdd 100644
--- a/src/pl/ob_pl_compile.cpp
+++ b/src/pl/ob_pl_compile.cpp
@@ -23,6 +23,7 @@
 #include "pl/ob_pl_resolver.h"
 #include "pl/ob_pl_code_generator.h"
 #include "pl/ob_pl_package.h"
+#include "lib/alloc/malloc_hook.h"
 
 namespace oceanbase {
 using namespace common;
@@ -159,6 +160,7 @@ int ObPLCompiler::compile(
                func.get_di_helper(),
                lib::is_oracle_mode()) {
   #endif
+        lib::ObMallocHookAttrGuard malloc_guard(lib::ObMemAttr(MTL_ID(), "PlCodeGen"));
         if (OB_FAIL(cg.init())) {
           LOG_WARN("failed to init code generator", K(ret));
         } else if (OB_FAIL(cg.generate(func))) {
@@ -385,6 +387,7 @@ int ObPLCompiler::compile(const uint64_t id, ObPLFunction &func)
                func.get_di_helper(),
                lib::is_oracle_mode()) {
   #endif
+        lib::ObMallocHookAttrGuard malloc_guard(lib::ObMemAttr(MTL_ID(), "PlCodeGen"));
         if (OB_FAIL(cg.init())) {
           LOG_WARN("failed to init code generator", K(ret));
         } else if (OB_FAIL(cg.generate(func))) {
@@ -704,6 +707,7 @@ int ObPLCompiler::compile_package(const ObPackageInfo &package_info,
                package.get_di_helper(),
                lib::is_oracle_mode()) {
 #endif
+      lib::ObMallocHookAttrGuard malloc_guard(lib::ObMemAttr(MTL_ID(), "PlCodeGen"));
       OZ (cg.init());
       OZ (cg.generate(package));
     }
@@ -1121,6 +1125,7 @@ int ObPLCompiler::compile_subprogram_table(common::ObIAllocator &allocator,
                    routine->get_di_helper(),
                    lib::is_oracle_mode()) {
 #endif
+            lib::ObMallocHookAttrGuard malloc_guard(lib::ObMemAttr(MTL_ID(), "PlCodeGen"));
             if (OB_FAIL(cg.init())) {
               LOG_WARN("init code generator failed", K(ret));
             } else if (OB_FAIL(cg.generate(*routine))) {