diff --git a/source/libs/sync/src/syncMain.c b/source/libs/sync/src/syncMain.c
index 369847b672b9c1b768f5feb0e125db904f993a24..a6e0cb7659e48c7783b38ef1bceba54ac74195cb 100644
--- a/source/libs/sync/src/syncMain.c
+++ b/source/libs/sync/src/syncMain.c
@@ -944,6 +944,7 @@ SSyncNode* syncNodeOpen(SSyncInfo* pSyncInfo) {
     SSyncSnapshotSender* pSender = snapshotSenderCreate(pSyncNode, i);
     // ASSERT(pSender != NULL);
     (pSyncNode->senders)[i] = pSender;
+    sSTrace(pSender, "snapshot sender create new while open, data:%p", pSender);
   }
 
   // snapshot receivers
@@ -971,7 +972,7 @@ SSyncNode* syncNodeOpen(SSyncInfo* pSyncInfo) {
   atomic_store_64(&pSyncNode->snapshottingIndex, SYNC_INDEX_INVALID);
 
   pSyncNode->isStart = true;
-  sNTrace(pSyncNode, "sync open");
+  sNTrace(pSyncNode, "sync open, node:%p", pSyncNode);
 
   return pSyncNode;
 
@@ -1041,14 +1042,10 @@ void syncNodePreClose(SSyncNode* pSyncNode) {
 void syncHbTimerDataFree(SSyncHbTimerData* pData) { taosMemoryFree(pData); }
 
 void syncNodeClose(SSyncNode* pSyncNode) {
-  if (pSyncNode == NULL) {
-    return;
-  }
-  int32_t ret;
-
-  sNTrace(pSyncNode, "sync close");
+  if (pSyncNode == NULL) return;
+  sNTrace(pSyncNode, "sync close, data:%p", pSyncNode);
 
-  ret = raftStoreClose(pSyncNode->pRaftStore);
+  int32_t ret = raftStoreClose(pSyncNode->pRaftStore);
   ASSERT(ret == 0);
   pSyncNode->pRaftStore = NULL;
 
@@ -1077,6 +1074,7 @@ void syncNodeClose(SSyncNode* pSyncNode) {
 
   for (int32_t i = 0; i < TSDB_MAX_REPLICA; ++i) {
     if ((pSyncNode->senders)[i] != NULL) {
+      sSTrace((pSyncNode->senders)[i], "snapshot sender destroy while close, data:%p", (pSyncNode->senders)[i]);
       snapshotSenderDestroy((pSyncNode->senders)[i]);
       (pSyncNode->senders)[i] = NULL;
     }
@@ -1423,15 +1421,17 @@ void syncNodeDoConfigChange(SSyncNode* pSyncNode, SSyncCfg* pNewConfig, SyncInde
     for (int32_t i = 0; i < TSDB_MAX_REPLICA; ++i) {
       if ((pSyncNode->senders)[i] == NULL) {
         (pSyncNode->senders)[i] = snapshotSenderCreate(pSyncNode, i);
-        sSTrace((pSyncNode->senders)[i], "snapshot sender create new");
+        sSTrace((pSyncNode->senders)[i], "snapshot sender create new while reconfig, data:%p", (pSyncNode->senders)[i]);
+      } else {
+        sSTrace((pSyncNode->senders)[i], "snapshot sender already exist, data:%p", (pSyncNode->senders)[i]);
       }
     }
 
     // free old
     for (int32_t i = 0; i < TSDB_MAX_REPLICA; ++i) {
       if (oldSenders[i] != NULL) {
+        sNTrace(pSyncNode, "snapshot sender destroy old, data:%p replica-index:%d", oldSenders[i], i);
         snapshotSenderDestroy(oldSenders[i]);
-        sNTrace(pSyncNode, "snapshot sender delete old %p replica-index:%d", oldSenders[i], i);
         oldSenders[i] = NULL;
       }
     }
diff --git a/tests/parallel_test/cases.task b/tests/parallel_test/cases.task
index 2aac64d045af5d728d1190377c1372887e573f66..89e7e9f7969fc5b9fd45f46cefc1349ebc31c5c6 100644
--- a/tests/parallel_test/cases.task
+++ b/tests/parallel_test/cases.task
@@ -213,7 +213,7 @@
 ,,n,script,./test.sh -f tsim/stream/basic0.sim -g
 ,,y,script,./test.sh -f tsim/stream/basic1.sim
 ,,y,script,./test.sh -f tsim/stream/basic2.sim
-,,,script,./test.sh -f tsim/stream/drop_stream.sim
+,,y,script,./test.sh -f tsim/stream/drop_stream.sim
 ,,y,script,./test.sh -f tsim/stream/fillHistoryBasic1.sim
 ,,y,script,./test.sh -f tsim/stream/fillHistoryBasic2.sim
 ,,y,script,./test.sh -f tsim/stream/fillHistoryBasic3.sim
@@ -228,7 +228,7 @@
 ,,y,script,./test.sh -f tsim/stream/partitionby.sim
 ,,y,script,./test.sh -f tsim/stream/partitionby1.sim
 ,,y,script,./test.sh -f tsim/stream/schedSnode.sim
-,,,script,./test.sh -f tsim/stream/windowClose.sim
+,,y,script,./test.sh -f tsim/stream/windowClose.sim
 ,,y,script,./test.sh -f tsim/stream/ignoreExpiredData.sim
 ,,y,script,./test.sh -f tsim/stream/sliding.sim
 ,,y,script,./test.sh -f tsim/stream/partitionbyColumnInterval.sim
@@ -279,7 +279,7 @@
 ,,y,script,./test.sh -f tsim/stable/vnode3.sim
 ,,y,script,./test.sh -f tsim/stable/metrics_idx.sim
 ,,,script,./test.sh -f tsim/sma/drop_sma.sim
-,,,script,./test.sh -f tsim/sma/tsmaCreateInsertQuery.sim
+,,y,script,./test.sh -f tsim/sma/tsmaCreateInsertQuery.sim
 ,,y,script,./test.sh -f tsim/sma/rsmaCreateInsertQuery.sim
 ,,y,script,./test.sh -f tsim/sma/rsmaPersistenceRecovery.sim
 ,,n,script,./test.sh -f tsim/valgrind/checkError1.sim
diff --git a/tests/script/tsim/mnode/basic5.sim b/tests/script/tsim/mnode/basic5.sim
index 5bb1f4123046a909cb6cd7c15ea2a92f58c1fa24..f0f0f18576e3665dce0ff4f7f393dde5ed24b05e 100644
--- a/tests/script/tsim/mnode/basic5.sim
+++ b/tests/script/tsim/mnode/basic5.sim
@@ -96,7 +96,7 @@ sql_error drop mnode on dnode 4
 sql_error drop mnode on dnode 5
 sql_error drop mnode on dnode 6
 
-system sh/exec.sh -n dnode2 -s stop -x SIGKILL
+system sh/exec.sh -n dnode2 -s stop 
 $x = 0
 step5: 
 	$x = $x + 1
@@ -151,7 +151,7 @@ if $data(4)[4] != ready then
 endi
 
 print =============== step6: stop mnode1 
-system sh/exec.sh -n dnode1 -s stop -x SIGKILL
+system sh/exec.sh -n dnode1 -s stop 
 # sql_error drop mnode on dnode 1
 
 $x = 0
@@ -205,7 +205,7 @@ if $data(4)[4] != ready then
 endi
 
 print =============== step8: stop mnode1 and drop it
-system sh/exec.sh -n dnode1 -s stop -x SIGKILL
+system sh/exec.sh -n dnode1 -s stop 
 
 $x = 0
 step81: