diff --git a/include/util/mallocator.h b/include/util/tmallocator.h
similarity index 85%
rename from include/util/mallocator.h
rename to include/util/tmallocator.h
index 5ecdc316a490aa1be7b57ec68d00b7653cebf864..e9eb3e1b727755fdcf34f5b9c78771362d6a0b6e 100644
--- a/include/util/mallocator.h
+++ b/include/util/tmallocator.h
@@ -13,8 +13,8 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef _TD_MALLOCATOR_H_
-#define _TD_MALLOCATOR_H_
+#ifndef _TD_UTIL_MALLOCATOR_H_
+#define _TD_UTIL_MALLOCATOR_H_
 
 #include "os.h"
 
@@ -29,10 +29,10 @@ extern "C" {
     void (*free_)(struct TYPE *, void *ptr);        \
   }
 #define TD_MA_MALLOC_FUNC(TMA) (TMA)->malloc_
-#define TD_MA_FREE_FUNC(TMA) (TMA)->free_
+#define TD_MA_FREE_FUNC(TMA)   (TMA)->free_
 
 #define TD_MA_MALLOC(TMA, SIZE) (*((TMA)->malloc_))(TMA, (SIZE))
-#define TD_MA_FREE(TMA, PTR) (*((TMA)->free_))(TMA, (PTR))
+#define TD_MA_FREE(TMA, PTR)    (*((TMA)->free_))(TMA, (PTR))
 
 typedef struct SMemAllocator {
   void *impl;
@@ -40,7 +40,7 @@ typedef struct SMemAllocator {
 } SMemAllocator;
 
 #define tMalloc(pMA, SIZE) TD_MA_MALLOC(PMA, SIZE)
-#define tFree(pMA, PTR) TD_MA_FREE(PMA, PTR)
+#define tFree(pMA, PTR)    TD_MA_FREE(PMA, PTR)
 
 typedef struct SMemAllocatorFactory {
   void *impl;
@@ -52,4 +52,4 @@ typedef struct SMemAllocatorFactory {
 }
 #endif
 
-#endif /*_TD_MALLOCATOR_H_*/
\ No newline at end of file
+#endif /*_TD_UTIL_MALLOCATOR_H_*/
\ No newline at end of file
diff --git a/source/dnode/vnode/inc/meta.h b/source/dnode/vnode/inc/meta.h
index 44a352ec54966af9a1cb13c767cc8a23988395c6..c98a97d0dc19d669980a0baa2370243b22aebdf3 100644
--- a/source/dnode/vnode/inc/meta.h
+++ b/source/dnode/vnode/inc/meta.h
@@ -16,8 +16,7 @@
 #ifndef _TD_META_H_
 #define _TD_META_H_
 
-#include "mallocator.h"
-#include "os.h"
+#include "tmallocator.h"
 #include "tmsg.h"
 #include "trow.h"
 
diff --git a/source/dnode/vnode/inc/tq.h b/source/dnode/vnode/inc/tq.h
index a516f423bbeb6c9df5746da932977d299c6ec856..f4d3b405d951f3481a4e68a68f748719d78eb675 100644
--- a/source/dnode/vnode/inc/tq.h
+++ b/source/dnode/vnode/inc/tq.h
@@ -18,9 +18,8 @@
 
 #include "common.h"
 #include "executor.h"
-#include "mallocator.h"
+#include "tmallocator.h"
 #include "meta.h"
-#include "os.h"
 #include "scheduler.h"
 #include "taoserror.h"
 #include "tlist.h"
diff --git a/source/dnode/vnode/inc/tsdb.h b/source/dnode/vnode/inc/tsdb.h
index 7bdd8fc266ac9900bb6e719f65de87beb2e68a06..d578c8b12a521aad2c213cf84cd8c31fd2850322 100644
--- a/source/dnode/vnode/inc/tsdb.h
+++ b/source/dnode/vnode/inc/tsdb.h
@@ -16,7 +16,7 @@
 #ifndef _TD_TSDB_H_
 #define _TD_TSDB_H_
 
-#include "mallocator.h"
+#include "tmallocator.h"
 #include "meta.h"
 #include "common.h"
 #include "tfs.h"
diff --git a/source/dnode/vnode/src/inc/metaDef.h b/source/dnode/vnode/src/inc/metaDef.h
index b76c08b7b4a9a59081e3de6eac70b8e1aedafe15..f4128f7170675633664f1cb6f6685563eaccf70c 100644
--- a/source/dnode/vnode/src/inc/metaDef.h
+++ b/source/dnode/vnode/src/inc/metaDef.h
@@ -16,7 +16,7 @@
 #ifndef _TD_META_DEF_H_
 #define _TD_META_DEF_H_
 
-#include "mallocator.h"
+#include "tmallocator.h"
 
 #include "meta.h"
 
diff --git a/source/dnode/vnode/src/inc/tsdbDef.h b/source/dnode/vnode/src/inc/tsdbDef.h
index 55e16218ad71fffc89306489d9b2d260ce93f4f7..98c0de32a851fdfc1d50366f77dfaf8d16303f61 100644
--- a/source/dnode/vnode/src/inc/tsdbDef.h
+++ b/source/dnode/vnode/src/inc/tsdbDef.h
@@ -16,7 +16,7 @@
 #ifndef _TD_TSDB_DEF_H_
 #define _TD_TSDB_DEF_H_
 
-#include "mallocator.h"
+#include "tmallocator.h"
 #include "meta.h"
 #include "tcompression.h"
 #include "tglobal.h"
diff --git a/source/dnode/vnode/src/inc/vnd.h b/source/dnode/vnode/src/inc/vnd.h
index fb81ddbc5ce992c699faa4cecf1d0d16a429fbcd..75088687a810ea461daaa04793005518c0e659b7 100644
--- a/source/dnode/vnode/src/inc/vnd.h
+++ b/source/dnode/vnode/src/inc/vnd.h
@@ -16,7 +16,7 @@
 #ifndef _TD_VNODE_DEF_H_
 #define _TD_VNODE_DEF_H_
 
-#include "mallocator.h"
+#include "tmallocator.h"
 // #include "sync.h"
 #include "tcoding.h"
 #include "tfs.h"
diff --git a/source/util/src/mallocator.c b/source/util/src/tmallocator.c
similarity index 98%
rename from source/util/src/mallocator.c
rename to source/util/src/tmallocator.c
index a56fbfa5976dfcaaad681ecfda47ad8a1d415a6e..057b908a583f297227982a8f101ab97a7ebe891a 100644
--- a/source/util/src/mallocator.c
+++ b/source/util/src/tmallocator.c
@@ -13,7 +13,8 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "mallocator.h"
+#define _DEFAULT_SOURCE
+#include "tmallocator.h"
 
 /* ------------------------ HEAP ALLOCATOR ------------------------ */
 #if 0