diff --git a/include/util/tlist.h b/include/util/tlist.h
index 497f88b29e..06d0abc797 100644
--- a/include/util/tlist.h
+++ b/include/util/tlist.h
@@ -19,7 +19,7 @@
 extern "C" {
 #endif
 
-// Single linked list
+// Single linked list ================
 #define TD_SLIST_NODE(TYPE) \
   struct {                  \
     struct TYPE *sl_next_;  \
@@ -35,30 +35,30 @@ extern "C" {
 #define TD_SLIST_NELES(sl) ((sl)->sl_neles_)
 #define TD_SLIST_NODE_NEXT(sln) ((sln)->sl_next_)
 
-#define tSListInit(sl)     \
+#define TD_SLIST_INIT(sl)  \
   do {                     \
     (sl)->sl_head_ = NULL; \
     (sl)->sl_neles_ = 0;   \
   } while (0)
 
-#define tSListPush(sl, sln)                      \
+#define TD_SLIST_PUSH(sl, sln)                   \
   do {                                           \
     TD_SLIST_NODE_NEXT(sln) = TD_SLIST_HEAD(sl); \
     TD_SLIST_HEAD(sl) = (sln);                   \
     TD_SLIST_NELES(sl) += 1;                     \
   } while (0)
 
-#define tSListPop(sl)                                          \
+#define TD_SLIST_POP(sl)                                       \
   do {                                                         \
     TD_SLIST_HEAD(sl) = TD_SLIST_NODE_NEXT(TD_SLIST_HEAD(sl)); \
     TD_SLIST_NELES(sl) -= 1;                                   \
   } while (0)
 
-// Double linked list
+// Double linked list ================
 #define TD_DLIST_NODE(TYPE) \
   struct {                  \
-    struct TYPE *dl_prev_;         \
-    struct TYPE *dl_next_;         \
+    struct TYPE *dl_prev_;  \
+    struct TYPE *dl_next_;  \
   }
 
 #define TD_DLIST(TYPE)      \
@@ -74,13 +74,13 @@ extern "C" {
 #define TD_DLIST_TAIL(dl) ((dl)->dl_tail_)
 #define TD_DLIST_NELES(dl) ((dl)->dl_neles_)
 
-#define tDListInit(dl)                            \
+#define TD_DLIST_INIT(dl)                         \
   do {                                            \
     TD_DLIST_HEAD(dl) = TD_DLIST_TAIL(dl) = NULL; \
     TD_DLIST_NELES(dl) = 0;                       \
   } while (0)
 
-#define tDListAppend(dl, dln)                                   \
+#define TD_DLIST_APPEND(dl, dln)                                \
   do {                                                          \
     if (TD_DLIST_HEAD(dl) == NULL) {                            \
       TD_DLIST_NODE_PREV(dln) = TD_DLIST_NODE_NEXT(dln) = NULL; \
@@ -94,7 +94,7 @@ extern "C" {
     TD_DLIST_NELES(dl) += 1;                                    \
   } while (0)
 
-#define tDListPrepend(dl, dln)                                  \
+#define TD_DLIST_PREPEND(dl, dln)                               \
   do {                                                          \
     if (TD_DLIST_HEAD(dl) == NULL) {                            \
       TD_DLIST_NODE_PREV(dln) = TD_DLIST_NODE_NEXT(dln) = NULL; \
@@ -108,7 +108,7 @@ extern "C" {
     TD_DLIST_NELES(dl) += 1;                                    \
   } while (0)
 
-#define tDListPop(dl, dln)                                                   \
+#define TD_DLIST_POP(dl, dln)                                                \
   do {                                                                       \
     if (TD_DLIST_HEAD(dl) == (dln)) {                                        \
       TD_DLIST_HEAD(dl) = TD_DLIST_NODE_NEXT(dln);                           \
@@ -126,19 +126,17 @@ extern "C" {
     TD_DLIST_NODE_PREV(dln) = TD_DLIST_NODE_NEXT(dln) = NULL;                \
   } while (0)
 
+// General double linked list
 typedef enum { TD_LIST_FORWARD, TD_LIST_BACKWARD } TD_LIST_DIRECTION_T;
 
-typedef struct _list_node {
-  struct _list_node *next;
-  struct _list_node *prev;
-  char               data[];
+typedef struct SListNode {
+  TD_DLIST_NODE(SListNode);
+  char data[];
 } SListNode;
 
 typedef struct {
-  struct _list_node *head;
-  struct _list_node *tail;
-  int                numOfEles;
-  int                eleSize;
+  TD_DLIST(SListNode);
+  int eleSize;
 } SList;
 
 typedef struct {
@@ -146,11 +144,11 @@ typedef struct {
   TD_LIST_DIRECTION_T direction;
 } SListIter;
 
-#define listHead(l) (l)->head
-#define listTail(l) (l)->tail
-#define listNEles(l) (l)->numOfEles
-#define listEleSize(l) (l)->eleSize
-#define isListEmpty(l) ((l)->numOfEles == 0)
+#define listHead(l) TD_DLIST_HEAD(l)
+#define listTail(l) TD_DLIST_TAIL(l)
+#define listNEles(l) TD_DLIST_NELES(l)
+#define listEleSize(l) ((l)->eleSize)
+#define isListEmpty(l) (TD_DLIST_NELES(l) == 0)
 #define listNodeFree(n) free(n)
 
 void       tdListInit(SList *list, int eleSize);
diff --git a/source/dnode/vnode/impl/src/vnodeArenaMAImpl.c b/source/dnode/vnode/impl/src/vnodeArenaMAImpl.c
index 99d4781df9..5999b08a7d 100644
--- a/source/dnode/vnode/impl/src/vnodeArenaMAImpl.c
+++ b/source/dnode/vnode/impl/src/vnodeArenaMAImpl.c
@@ -27,7 +27,7 @@ SVMemAllocator *vmaCreate(uint64_t capacity, uint64_t ssize, uint64_t lsize) {
   pVMA->capacity = capacity;
   pVMA->ssize = ssize;
   pVMA->lsize = lsize;
-  tSListInit(&(pVMA->nlist));
+  TD_SLIST_INIT(&(pVMA->nlist));
 
   pVMA->pNode = vArenaNodeNew(capacity);
   if (pVMA->pNode == NULL) {
@@ -35,7 +35,7 @@ SVMemAllocator *vmaCreate(uint64_t capacity, uint64_t ssize, uint64_t lsize) {
     return NULL;
   }
 
-  tSListPush(&(pVMA->nlist), pVMA->pNode);
+  TD_SLIST_PUSH(&(pVMA->nlist), pVMA->pNode);
 
   return pVMA;
 }
@@ -44,7 +44,7 @@ void vmaDestroy(SVMemAllocator *pVMA) {
   if (pVMA) {
     while (TD_SLIST_NELES(&(pVMA->nlist)) > 1) {
       SVArenaNode *pNode = TD_SLIST_HEAD(&(pVMA->nlist));
-      tSListPop(&(pVMA->nlist));
+      TD_SLIST_POP(&(pVMA->nlist));
       vArenaNodeFree(pNode);
     }
 
@@ -55,7 +55,7 @@ void vmaDestroy(SVMemAllocator *pVMA) {
 void vmaReset(SVMemAllocator *pVMA) {
   while (TD_SLIST_NELES(&(pVMA->nlist)) > 1) {
     SVArenaNode *pNode = TD_SLIST_HEAD(&(pVMA->nlist));
-    tSListPop(&(pVMA->nlist));
+    TD_SLIST_POP(&(pVMA->nlist));
     vArenaNodeFree(pNode);
   }
 
@@ -75,7 +75,7 @@ void *vmaMalloc(SVMemAllocator *pVMA, uint64_t size) {
       return NULL;
     }
 
-    tSListPush(&(pVMA->nlist), pNode);
+    TD_SLIST_PUSH(&(pVMA->nlist), pNode);
   }
 
   ptr = pNode->ptr;
diff --git a/source/dnode/vnode/impl/src/vnodeBufferPool.c b/source/dnode/vnode/impl/src/vnodeBufferPool.c
index 6c1ededfc9..763cf3e3b3 100644
--- a/source/dnode/vnode/impl/src/vnodeBufferPool.c
+++ b/source/dnode/vnode/impl/src/vnodeBufferPool.c
@@ -39,8 +39,8 @@ int vnodeOpenBufPool(SVnode *pVnode) {
     return -1;
   }
 
-  tDListInit(&(pVnode->pBufPool->free));
-  tDListInit(&(pVnode->pBufPool->incycle));
+  TD_DLIST_INIT(&(pVnode->pBufPool->free));
+  TD_DLIST_INIT(&(pVnode->pBufPool->incycle));
 
   pVnode->pBufPool->inuse = NULL;
 
@@ -54,7 +54,7 @@ int vnodeOpenBufPool(SVnode *pVnode) {
       return -1;
     }
 
-    tDListAppend(&(pVnode->pBufPool->free), pVMA);
+    TD_DLIST_APPEND(&(pVnode->pBufPool->free), pVMA);
   }
 
   pVnode->pBufPool->pMAF = (SMemAllocatorFactory *)malloc(sizeof(SMemAllocatorFactory));
@@ -76,14 +76,14 @@ void vnodeCloseBufPool(SVnode *pVnode) {
     while (true) {
       SVMemAllocator *pVMA = TD_DLIST_HEAD(&(pVnode->pBufPool->incycle));
       if (pVMA == NULL) break;
-      tDListPop(&(pVnode->pBufPool->incycle), pVMA);
+      TD_DLIST_POP(&(pVnode->pBufPool->incycle), pVMA);
       vmaDestroy(pVMA);
     }
 
     while (true) {
       SVMemAllocator *pVMA = TD_DLIST_HEAD(&(pVnode->pBufPool->free));
       if (pVMA == NULL) break;
-      tDListPop(&(pVnode->pBufPool->free), pVMA);
+      TD_DLIST_POP(&(pVnode->pBufPool->free), pVMA);
       vmaDestroy(pVMA);
     }
 
@@ -97,7 +97,7 @@ int vnodeBufPoolSwitch(SVnode *pVnode) {
 
   pVnode->pBufPool->inuse = NULL;
 
-  tDListAppend(&(pVnode->pBufPool->incycle), pvma);
+  TD_DLIST_APPEND(&(pVnode->pBufPool->incycle), pvma);
   return 0;
 }
 
@@ -106,9 +106,9 @@ int vnodeBufPoolRecycle(SVnode *pVnode) {
   SVMemAllocator *pvma = TD_DLIST_HEAD(&(pBufPool->incycle));
   ASSERT(pvma != NULL);
 
-  tDListPop(&(pBufPool->incycle), pvma);
+  TD_DLIST_POP(&(pBufPool->incycle), pvma);
   vmaReset(pvma);
-  tDListAppend(&(pBufPool->free), pvma);
+  TD_DLIST_APPEND(&(pBufPool->free), pvma);
 
   return 0;
 }
@@ -121,7 +121,7 @@ void *vnodeMalloc(SVnode *pVnode, uint64_t size) {
       // TODO: add sem_wait and sem_post
       pBufPool->inuse = TD_DLIST_HEAD(&(pBufPool->free));
       if (pBufPool->inuse) {
-        tDListPop(&(pBufPool->free), pBufPool->inuse);
+        TD_DLIST_POP(&(pBufPool->free), pBufPool->inuse);
         break;
       } else {
         // tsem_wait(&(pBufPool->hasFree));
@@ -184,7 +184,7 @@ static void vBufPoolDestroyMA(SMemAllocatorFactory *pMAF, SMemAllocator *pMA) {
 
   free(pMA);
   if (--pVMA->_ref.val == 0) {
-    tDListPop(&(pVnode->pBufPool->incycle), pVMA);
-    tDListAppend(&(pVnode->pBufPool->free), pVMA);
+    TD_DLIST_POP(&(pVnode->pBufPool->incycle), pVMA);
+    TD_DLIST_APPEND(&(pVnode->pBufPool->free), pVMA);
   }
 }
\ No newline at end of file
diff --git a/source/dnode/vnode/impl/src/vnodeMgr.c b/source/dnode/vnode/impl/src/vnodeMgr.c
index 964cbe77da..fae96ae22c 100644
--- a/source/dnode/vnode/impl/src/vnodeMgr.c
+++ b/source/dnode/vnode/impl/src/vnodeMgr.c
@@ -34,7 +34,7 @@ int vnodeInit(uint16_t nthreads) {
 
     pthread_mutex_init(&(vnodeMgr.mutex), NULL);
     pthread_cond_init(&(vnodeMgr.hasTask), NULL);
-    tDListInit(&(vnodeMgr.queue));
+    TD_DLIST_INIT(&(vnodeMgr.queue));
 
     for (uint16_t i = 0; i < nthreads; i++) {
       pthread_create(&(vnodeMgr.threads[i]), NULL, loop, NULL);
@@ -77,7 +77,7 @@ void vnodeClear() {
 int vnodeScheduleTask(SVnodeTask* pTask) {
   pthread_mutex_lock(&(vnodeMgr.mutex));
 
-  tDListAppend(&(vnodeMgr.queue), pTask);
+  TD_DLIST_APPEND(&(vnodeMgr.queue), pTask);
 
   pthread_cond_signal(&(vnodeMgr.hasTask));
 
@@ -101,7 +101,7 @@ static void* loop(void* arg) {
           pthread_cond_wait(&(vnodeMgr.hasTask), &(vnodeMgr.mutex));
         }
       } else {
-        tDListPop(&(vnodeMgr.queue), pTask);
+        TD_DLIST_POP(&(vnodeMgr.queue), pTask);
         break;
       }
     }
diff --git a/source/dnode/vnode/tsdb/src/tsdbMemTable.c b/source/dnode/vnode/tsdb/src/tsdbMemTable.c
index e3d1f8673e..8a320129b0 100644
--- a/source/dnode/vnode/tsdb/src/tsdbMemTable.c
+++ b/source/dnode/vnode/tsdb/src/tsdbMemTable.c
@@ -62,7 +62,7 @@ STsdbMemTable *tsdbNewMemTable(SMemAllocatorFactory *pMAF) {
   pMemTable->keyMax = TSKEY_MIN;
   pMemTable->nRow = 0;
   pMemTable->pMA = pMA;
-  tSListInit(&(pMemTable->list));
+  TD_SLIST_INIT(&(pMemTable->list));
 
   // TODO
   return pMemTable;
@@ -86,7 +86,7 @@ int tsdbInsertDataToMemTable(STsdbMemTable *pMemTable, SSubmitMsg *pMsg) {
     // TODO
   }
 
-  tSListPush(&(pMemTable->list), pTbData);
+  TD_SLIST_PUSH(&(pMemTable->list), pTbData);
 
   return 0;
 }
diff --git a/source/util/src/tlist.c b/source/util/src/tlist.c
index 6756af226f..f79bca1e4b 100644
--- a/source/util/src/tlist.c
+++ b/source/util/src/tlist.c
@@ -17,9 +17,8 @@
 #include "os.h"
 
 void tdListInit(SList *list, int eleSize) {
-  list->eleSize = eleSize;
-  list->numOfEles = 0;
-  list->head = list->tail = NULL;
+  TD_DLIST_INIT(list);
+  listEleSize(list) = eleSize;
 }
 
 SList *tdListNew(int eleSize) {
@@ -31,14 +30,11 @@ SList *tdListNew(int eleSize) {
 }
 
 void tdListEmpty(SList *list) {
-  SListNode *node = list->head;
-  while (node) {
-    list->head = node->next;
+  SListNode *node;
+  while ((node = TD_DLIST_HEAD(list)) != NULL) {
+    TD_DLIST_POP(list, node);
     free(node);
-    node = list->head;
   }
-  list->head = list->tail = 0;
-  list->numOfEles = 0;
 }
 
 void *tdListFree(SList *list) {
@@ -50,40 +46,16 @@ void *tdListFree(SList *list) {
   return NULL;
 }
 
-void tdListPrependNode(SList *list, SListNode *node) {
-  if (list->head == NULL) {
-    list->head = node;
-    list->tail = node;
-  } else {
-    node->next = list->head;
-    node->prev = NULL;
-    list->head->prev = node;
-    list->head = node;
-  }
-  list->numOfEles++;
-}
+void tdListPrependNode(SList *list, SListNode *node) { TD_DLIST_PREPEND(list, node); }
 
-void tdListAppendNode(SList *list, SListNode *node) {
-  if (list->head == NULL) {
-    list->head = node;
-    list->tail = node;
-  } else {
-    node->prev = list->tail;
-    node->next = NULL;
-    list->tail->next = node;
-    list->tail = node;
-  }
-
-  list->numOfEles++;
-}
+void tdListAppendNode(SList *list, SListNode *node) { TD_DLIST_APPEND(list, node); }
 
 int tdListPrepend(SList *list, void *data) {
   SListNode *node = (SListNode *)malloc(sizeof(SListNode) + list->eleSize);
   if (node == NULL) return -1;
 
-  node->next = node->prev = NULL;
   memcpy((void *)(node->data), data, list->eleSize);
-  tdListPrependNode(list, node);
+  TD_DLIST_PREPEND(list, node);
 
   return 0;
 }
@@ -93,73 +65,40 @@ int tdListAppend(SList *list, void *data) {
   if (node == NULL) return -1;
 
   memcpy((void *)(node->data), data, list->eleSize);
-  tdListAppendNode(list, node);
+  TD_DLIST_APPEND(list, node);
 
   return 0;
 }
 
 SListNode *tdListPopHead(SList *list) {
-  if (list->head == NULL) return NULL;
-  SListNode *node = list->head;
-  if (node->next == NULL) {
-    list->head = NULL;
-    list->tail = NULL;
-  } else {
-    list->head = node->next;
+  SListNode *node;
+
+  node = TD_DLIST_HEAD(list);
+
+  if (node) {
+    TD_DLIST_POP(list, node);
   }
-  list->numOfEles--;
-  node->next = NULL;
-  node->prev = NULL;
+
   return node;
 }
 
 SListNode *tdListPopTail(SList *list) {
-  if (list->tail == NULL) return NULL;
-  SListNode *node = list->tail;
-  if (node->prev == NULL) {
-    list->head = NULL;
-    list->tail = NULL;
-  } else {
-    list->tail = node->prev;
+  SListNode *node;
+
+  node = TD_DLIST_TAIL(list);
+  if (node) {
+    TD_DLIST_POP(list, node);
   }
-  list->numOfEles--;
-  node->next = node->prev = NULL;
+
   return node;
 }
 
-SListNode *tdListGetHead(SList *list) {
-  if (list == NULL || list->numOfEles == 0) {
-    return NULL;
-  }
+SListNode *tdListGetHead(SList *list) { return TD_DLIST_HEAD(list); }
 
-  return list->head;
-}
-
-SListNode *tsListGetTail(SList *list) {
-  if (list == NULL || list->numOfEles == 0) {
-    return NULL;
-  }
-
-  return list->tail;
-}
+SListNode *tsListGetTail(SList *list) { return TD_DLIST_TAIL(list); }
 
 SListNode *tdListPopNode(SList *list, SListNode *node) {
-  if (list->head == node) {
-    list->head = node->next;
-  }
-  if (list->tail == node) {
-    list->tail = node->prev;
-  }
-
-  if (node->prev != NULL) {
-    node->prev->next = node->next;
-  }
-  if (node->next != NULL) {
-    node->next->prev = node->prev;
-  }
-  list->numOfEles--;
-  node->next = node->prev = NULL;
-
+  TD_DLIST_POP(list, node);
   return node;
 }
 
@@ -174,19 +113,19 @@ void tdListMove(SList *src, SList *dst) {
 
 void tdListDiscard(SList *list) {
   if (list) {
-    list->head = list->tail = NULL;
-    list->numOfEles = 0;
+    listHead(list) = listTail(list) = NULL;
+    listNEles(list) = 0;
   }
 }
 
-void tdListNodeGetData(SList *list, SListNode *node, void *target) { memcpy(target, node->data, list->eleSize); }
+void tdListNodeGetData(SList *list, SListNode *node, void *target) { memcpy(target, node->data, listEleSize(list)); }
 
 void tdListInitIter(SList *list, SListIter *pIter, TD_LIST_DIRECTION_T direction) {
   pIter->direction = direction;
   if (direction == TD_LIST_FORWARD) {
-    pIter->next = list->head;
+    pIter->next = listHead(list);
   } else {
-    pIter->next = list->tail;
+    pIter->next = listTail(list);
   }
 }
 
@@ -194,9 +133,9 @@ SListNode *tdListNext(SListIter *pIter) {
   SListNode *node = pIter->next;
   if (node == NULL) return NULL;
   if (pIter->direction == TD_LIST_FORWARD) {
-    pIter->next = node->next;
+    pIter->next = TD_DLIST_NODE_NEXT(node);
   } else {
-    pIter->next = node->prev;
+    pIter->next = TD_DLIST_NODE_PREV(node);
   }
 
   return node;