diff --git a/source/libs/executor/inc/dataSinkInt.h b/source/libs/executor/inc/dataSinkInt.h
index 220e9c0b6ced01edce3a36a4297f2c76151a4092..9e1890949a69c5351d8cf17918736a0d0608c863 100644
--- a/source/libs/executor/inc/dataSinkInt.h
+++ b/source/libs/executor/inc/dataSinkInt.h
@@ -29,7 +29,7 @@ struct SDataSinkHandle;
 
 typedef struct SDataSinkManager {
   SDataSinkMgtCfg cfg;
-  TdThreadMutex   mutex;
+  //TdThreadMutex   mutex;
 } SDataSinkManager;
 
 typedef int32_t (*FPutDataBlock)(struct SDataSinkHandle* pHandle, const SInputData* pInput, bool* pContinue);
diff --git a/source/libs/executor/src/dataSinkMgt.c b/source/libs/executor/src/dataSinkMgt.c
index 7fbde07f596989c3a27ab5551c2b0215c13d4a59..6c6d77ad6078b46ac77bcd1c321efbe0c78a99a6 100644
--- a/source/libs/executor/src/dataSinkMgt.c
+++ b/source/libs/executor/src/dataSinkMgt.c
@@ -23,7 +23,7 @@ SDataSinkStat           gDataSinkStat = {0};
 
 int32_t dsDataSinkMgtInit(SDataSinkMgtCfg* cfg) {
   gDataSinkManager.cfg = *cfg;
-  taosThreadMutexInit(&gDataSinkManager.mutex, NULL);
+  //taosThreadMutexInit(&gDataSinkManager.mutex, NULL);
   return 0;  // to avoid compiler eror
 }