diff --git a/src/mnode/src/mgmtDnode.c b/src/mnode/src/mgmtDnode.c
index ddedbf7c046f7a9656451dc245f2a04048efc830..145a56130ffef7cfd1581f564bba0998b40c2b9a 100644
--- a/src/mnode/src/mgmtDnode.c
+++ b/src/mnode/src/mgmtDnode.c
@@ -22,6 +22,7 @@
 #include "ttime.h"
 #include "tutil.h"
 #include "tsocket.h"
+#include "tbalance.h"
 #include "dnode.h"
 #include "mgmtDef.h"
 #include "mgmtLog.h"
@@ -98,6 +99,9 @@ static int32_t mgmtDnodeActionDelete(SSdbOper *pOper) {
     }
   }
 
+  mgmtDropMnode(pDnode->dnodeId);
+  balanceNotify();
+
   mTrace("dnode:%d, all vgroups:%d is dropped from sdb", pDnode->dnodeId, numOfVgroups);
   return TSDB_CODE_SUCCESS;
 }
@@ -432,7 +436,7 @@ static int32_t mgmtDropDnodeByIp(uint32_t ip) {
   SDnodeObj *pDnode = mgmtGetDnodeByIp(ip);
   if (pDnode == NULL) {
     mError("dnode:%s, is not exist", taosIpStr(ip));
-    return TSDB_CODE_INVALID_VALUE;
+    return TSDB_CODE_DNODE_NOT_EXIST;
   }
 
   if (pDnode->privateIp == dnodeGetMnodeMasteIp()) {
@@ -514,18 +518,6 @@ static int32_t mgmtGetDnodeMeta(STableMetaMsg *pMeta, SShowObj *pShow, void *pCo
   pSchema[cols].bytes = htons(pShow->bytes[cols]);
   cols++;
 
-  pShow->bytes[cols] = 8;
-  pSchema[cols].type = TSDB_DATA_TYPE_TIMESTAMP;
-  strcpy(pSchema[cols].name, "create time");
-  pSchema[cols].bytes = htons(pShow->bytes[cols]);
-  cols++;
-
-  pShow->bytes[cols] = 10;
-  pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
-  strcpy(pSchema[cols].name, "status");
-  pSchema[cols].bytes = htons(pShow->bytes[cols]);
-  cols++;
-
   pShow->bytes[cols] = 2;
   pSchema[cols].type = TSDB_DATA_TYPE_SMALLINT;
   strcpy(pSchema[cols].name, "open vnodes");
@@ -538,13 +530,17 @@ static int32_t mgmtGetDnodeMeta(STableMetaMsg *pMeta, SShowObj *pShow, void *pCo
   pSchema[cols].bytes = htons(pShow->bytes[cols]);
   cols++;
 
-#ifdef _VPEER
-  pShow->bytes[cols] = 18;
+  pShow->bytes[cols] = 10;
   pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
-  strcpy(pSchema[cols].name, "balance");
+  strcpy(pSchema[cols].name, "status");
+  pSchema[cols].bytes = htons(pShow->bytes[cols]);
+  cols++;
+
+  pShow->bytes[cols] = 8;
+  pSchema[cols].type = TSDB_DATA_TYPE_TIMESTAMP;
+  strcpy(pSchema[cols].name, "create time");
   pSchema[cols].bytes = htons(pShow->bytes[cols]);
   cols++;
-#endif  
 
   pMeta->numOfColumns = htons(cols);
   pShow->numOfColumns = cols;
@@ -590,14 +586,6 @@ static int32_t mgmtRetrieveDnodes(SShowObj *pShow, char *data, int32_t rows, voi
     strcpy(pWrite, ipstr);
     cols++;
 
-    pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
-    *(int64_t *)pWrite = pDnode->createdTime;
-    cols++;
-
-    pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
-    strcpy(pWrite, mgmtGetDnodeStatusStr(pDnode->status));
-    cols++;
-
     pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
     *(int16_t *)pWrite = pDnode->openVnodes;
     cols++;
@@ -605,13 +593,16 @@ static int32_t mgmtRetrieveDnodes(SShowObj *pShow, char *data, int32_t rows, voi
     pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
     *(int16_t *)pWrite = pDnode->totalVnodes;
     cols++;
-
-#ifdef _VPEER
+    
     pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
     strcpy(pWrite, mgmtGetDnodeStatusStr(pDnode->status));
     cols++;
-#endif    
 
+    pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
+    *(int64_t *)pWrite = pDnode->createdTime;
+    cols++;
+
+ 
     numOfRows++;
     mgmtReleaseDnode(pDnode);
   }
diff --git a/tests/script/unique/mnode/basic1.sim b/tests/script/unique/mnode/basic1.sim
deleted file mode 100644
index 98d4bf02bf463a7a306c3a55063578ebd42273f4..0000000000000000000000000000000000000000
--- a/tests/script/unique/mnode/basic1.sim
+++ /dev/null
@@ -1,15 +0,0 @@
-system sh/stop_dnodes.sh
-system sh/deploy.sh -n dnode1 -m 192.168.0.1 -i 192.168.0.1
-system sh/deploy.sh -n dnode2 -m 192.168.0.1 -i 192.168.0.2
-system sh/deploy.sh -n dnode3 -m 192.168.0.1 -i 192.168.0.3
-system sh/cfg.sh -n dnode1 -c numOfMPeers -v 3
-system sh/cfg.sh -n dnode2 -c numOfMPeers -v 3
-system sh/cfg.sh -n dnode3 -c numOfMPeers -v 3
-
-system sh/exec_up.sh -n dnode1 -s start
-system sh/exec_up.sh -n dnode2 -s start
-
-sql connect
-
-sleep 2000
-sql create dnode 192.168.0.2
diff --git a/tests/script/unique/mnode/drop.sim b/tests/script/unique/mnode/drop.sim
deleted file mode 100644
index f96a9100f1fe36da66238e285c1656349ccfc071..0000000000000000000000000000000000000000
--- a/tests/script/unique/mnode/drop.sim
+++ /dev/null
@@ -1,96 +0,0 @@
-system sh/stop_dnodes.sh
-
-system sh/ip.sh -i 1 -s up
-system sh/ip.sh -i 2 -s up
-
-system sh/deploy.sh -n dnode1 -m 192.168.0.1 -i 192.168.0.1
-system sh/deploy.sh -n dnode2 -m 192.168.0.1 -i 192.168.0.2
-
-system sh/cfg.sh -n dnode1 -c numOfMPeers -v 2
-system sh/cfg.sh -n dnode2 -c numOfMPeers -v 2
-
-system sh/cfg.sh -n dnode1 -c secondIp -v 192.168.0.2
-system sh/cfg.sh -n dnode2 -c secondIp -v 192.168.0.2
-
-print ============== step1
-system sh/exec.sh -n dnode1 -s start
-sleep 3000
-sql connect
-
-sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != master then
-  return -1
-endi
-if $data3_192.168.0.2 != null then
-  return -1
-endi
-
-$y = 1
-step1:
-
-print ============== step2
-system sh/deploy.sh -n dnode2 -m 192.168.0.1 -i 192.168.0.2
-system sh/cfg.sh -n dnode2 -c numOfMPeers -v 2
-system sh/cfg.sh -n dnode2 -c secondIp -v 192.168.0.2
-system sh/exec.sh -n dnode2 -s start
-sql create dnode 192.168.0.2
-
-$x = 0
-show2: 
-	$x = $x + 1
-	sleep 2000
-	if $x == 10 then 
-		return -1
-	endi
-	
-sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != master then
-	goto show2
-endi
-if $data3_192.168.0.2 != slave then
-	goto show2
-endi
-
-print ============== step3
-sql drop dnode 192.168.0.2
-
-$x = 0
-show4: 
-	$x = $x + 1
-	sleep 2000
-	if $x == 10 then 
-		return -1
-	endi
-	
-sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != master then
-	goto show4
-endi
-if $data3_192.168.0.2 != null then
-	goto show4
-endi
-
-sql show dnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != 4 then
-	goto show4
-endi
-if $data3_192.168.0.2 != null then
-	goto show4
-endi
-
-system sh/exec.sh -n dnode2 -s stop -x SIGINT
-sleep 2000
-
-$y = $y + 1 
-print ===> loop times: $y
-if $y < 10 then
-  goto step1
-endi
\ No newline at end of file
diff --git a/tests/script/unique/mnode/mgmt22.sim b/tests/script/unique/mnode/mgmt22.sim
index f51be5a3bb38a7882b3dc39e15aff561615e4d7b..3bfa86b55ab17fd31be3f4770f88a62b02298d7d 100644
--- a/tests/script/unique/mnode/mgmt22.sim
+++ b/tests/script/unique/mnode/mgmt22.sim
@@ -18,13 +18,12 @@ system sh/cfg.sh -n dnode3 -c secondIp -v 192.168.0.2
 
 print ============== step1
 system sh/exec_up.sh -n dnode1 -s start
-sleep 3000
 sql connect
 
 sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != master then
+print 192.168.0.1 ==> $data3_1
+print 192.168.0.2 ==> $data3_2
+if $data3_1 != master then
   return -1
 endi
 
@@ -41,73 +40,30 @@ show2:
 	endi
 	
 sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != master then
+print 192.168.0.1 ==> $data3_1
+print 192.168.0.2 ==> $data3_2
+if $data3_1 != master then
 	goto show2
 endi
-if $data3_192.168.0.2 != slave then
+if $data3_2 != slave then
 	goto show2
 endi
 
 print ============== step3
-sql drop dnode 192.168.0.1 -x error1
-	print should not drop master
-	return -1
-error1:
+sql_error drop dnode 192.168.0.1 -x error1
+print should not drop master
 
 print ============== step4
 system sh/exec_up.sh -n dnode1 -s stop
-sleep 8000
-
-$x = 0
-show4: 
-	$x = $x + 1
-	sleep 2000
-	if $x == 10 then 
-		return -1
-	endi
-	
-sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != undecided then
-	goto show4
-endi
-if $data3_192.168.0.2 != master then
-	goto show4
-endi
+sql_error show mnodes
+print error of no master
 
 print ============== step5
-sql drop dnode 192.168.0.1 
-sleep 8000
-
-$x = 0
-show5: 
-	$x = $x + 1
-	sleep 2000
-	if $x == 10 then 
-		return -1
-	endi
-	
-sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != null then
-	goto show5
-endi
-if $data3_192.168.0.2 != master then
-	goto show5
-endi
+sql_error drop dnode 192.168.0.1 
+print error of no master
 
 print ============== step6
-system sh/deploy.sh -n dnode1 -m 192.168.0.2 -i 192.168.0.1
-system sh/cfg.sh -n dnode1 -c numOfMPeers -v 2
-system sh/cfg.sh -n dnode1 -c secondIp -v 192.168.0.1
-
 system sh/exec_up.sh -n dnode1 -s start
-sql create dnode 192.168.0.1
-sleep 5000
 
 $x = 0
 show6: 
@@ -118,12 +74,12 @@ show6:
 	endi
 	
 sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != slave then
+print 192.168.0.1 ==> $data3_1
+print 192.168.0.2 ==> $data3_2
+if $data3_1 != master then
 	goto show6
 endi
-if $data3_192.168.0.2 != master then
+if $data3_2 != slave then
 	goto show6
 endi
 
@@ -141,15 +97,15 @@ show7:
 	endi
 	
 sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-print 192.168.0.3 ==> $data3_192.168.0.3
-if $data3_192.168.0.1 != slave then
+print 192.168.0.1 ==> $data3_1
+print 192.168.0.2 ==> $data3_2
+print 192.168.0.3 ==> $data3_3
+if $data3_1 != master then
 	goto show7
 endi
-if $data3_192.168.0.2 != master then
+if $data3_2 != slave then
 	goto show7
 endi
-if $data3_192.168.0.3 != null then
+if $data3_3 != null then
 	goto show7
 endi
diff --git a/tests/script/unique/mnode/mgmt23.sim b/tests/script/unique/mnode/mgmt23.sim
index d1a29b2cacefd5479f5127d6c75eeb45f5cf5406..c5ab9e27eae538b2211a1d7ad11f900d9116a628 100644
--- a/tests/script/unique/mnode/mgmt23.sim
+++ b/tests/script/unique/mnode/mgmt23.sim
@@ -17,19 +17,18 @@ system sh/cfg.sh -n dnode2 -c secondIp -v 192.168.0.2
 system sh/cfg.sh -n dnode3 -c secondIp -v 192.168.0.2
 
 print ============== step1
-system sh/exec.sh -n dnode1 -s start
-sleep 3000
+system sh/exec_up.sh -n dnode1 -s start
 sql connect
 
 sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != master then
+print 192.168.0.1 ==> $data3_1
+print 192.168.0.2 ==> $data3_2
+if $data3_1 != master then
   return -1
 endi
 
 print ============== step2
-system sh/exec.sh -n dnode2 -s start
+system sh/exec_up.sh -n dnode2 -s start
 sql create dnode 192.168.0.2
 
 $x = 0
@@ -41,24 +40,24 @@ show2:
 	endi
 
 sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != master then
+print 192.168.0.1 ==> $data3_1
+print 192.168.0.2 ==> $data3_2
+if $data3_1 != master then
 	goto show2
 endi
-if $data3_192.168.0.2 != slave then
+if $data3_2 != slave then
 	goto show2
 endi
 
 print ============== step3
-system sh/exec.sh -n dnode3 -s start
+system sh/exec_up.sh -n dnode3 -s start
 sql create dnode 192.168.0.3
 sleep 8000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -78,9 +77,9 @@ sql drop dnode 192.168.0.2
 sleep 8000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -95,7 +94,7 @@ if $dnode3Role != slave then
   return -1
 endi
 
-system sh/exec.sh -n dnode2 -s stop
+system sh/exec_up.sh -n dnode2 -s stop
 
 print ============== step5
 sleep 2000
@@ -103,13 +102,13 @@ sql create dnode 192.168.0.2
 system sh/deploy.sh -n dnode2 -m 192.168.0.1 -i 192.168.0.2
 system sh/cfg.sh -n dnode2 -c numOfMPeers -v 2
 system sh/cfg.sh -n dnode2 -c secondIp -v 192.168.0.3
-system sh/exec.sh -n dnode2 -s start
+system sh/exec_up.sh -n dnode2 -s start
 sleep 8000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -125,49 +124,14 @@ if $dnode3Role != slave then
 endi
 
 print ============== step6
-system sh/exec.sh -n dnode1 -s stop
+system sh/exec_up.sh -n dnode1 -s stop
 sleep 10000
 
-sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
-print 192.168.0.1 ==> $dnode1Role
-print 192.168.0.2 ==> $dnode2Role
-print 192.168.0.3 ==> $dnode3Role
-
-if $dnode1Role != undecided then
-  return -1
-endi
-if $dnode2Role != null then
-  return -1
-endi
-if $dnode3Role != master then
-  return -1
-endi
+sql_error show mnodes
 
 print ============== step7
-sql drop dnode 192.168.0.1
-sleep 8000
-
-sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
-print 192.168.0.1 ==> $dnode1Role
-print 192.168.0.2 ==> $dnode2Role
-print 192.168.0.3 ==> $dnode3Role
-
-if $dnode1Role != null then
-  return -1
-endi
-if $dnode2Role != slave then
-  return -1
-endi
-if $dnode3Role != master then
-  return -1
-endi
+sql_error drop dnode 192.168.0.1
 
-system sh/exec.sh -n dnode1 -s stop
-system sh/exec.sh -n dnode2 -s stop
-system sh/exec.sh -n dnode3 -s stop
\ No newline at end of file
+system sh/exec_up.sh -n dnode1 -s stop
+system sh/exec_up.sh -n dnode2 -s stop
+system sh/exec_up.sh -n dnode3 -s stop
\ No newline at end of file
diff --git a/tests/script/unique/mnode/mgmt24.sim b/tests/script/unique/mnode/mgmt24.sim
index 6f9476865cd3392c3d8e7af876d0142d876f1cb1..6635c4e706ac2ec0cfd5002aa0d787cc443bcb02 100644
--- a/tests/script/unique/mnode/mgmt24.sim
+++ b/tests/script/unique/mnode/mgmt24.sim
@@ -17,19 +17,18 @@ system sh/cfg.sh -n dnode2 -c secondIp -v 192.168.0.2
 system sh/cfg.sh -n dnode3 -c secondIp -v 192.168.0.2
 
 print ============== step1
-system sh/exec.sh -n dnode1 -s start
-sleep 3000
+system sh/exec_up.sh -n dnode1 -s start
 sql connect
 
 sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != master then
+print 192.168.0.1 ==> $data3_1
+print 192.168.0.2 ==> $data3_2
+if $data3_1 != master then
   return -1
 endi
 
 print ============== step2
-system sh/exec.sh -n dnode2 -s start
+system sh/exec_up.sh -n dnode2 -s start
 sql create dnode 192.168.0.2
 
 $x = 0
@@ -41,57 +40,25 @@ show2:
 	endi
 	
 sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != master then
+print 192.168.0.1 ==> $data3_1
+print 192.168.0.2 ==> $data3_2
+if $data3_1 != master then
 	goto show2
 endi
-if $data3_192.168.0.2 != slave then
+if $data3_2 != slave then
 	goto show2
 endi
 
 print ============== step3
-system sh/exec.sh -n dnode1 -s stop
-sleep 8000
-
-sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-print 192.168.0.1 ==> $dnode1Role
-print 192.168.0.2 ==> $dnode2Role
-
-if $dnode1Role != undecided then
-  return -1
-endi
-if $dnode2Role != master then
-  return -1
-endi
+system sh/exec_up.sh -n dnode1 -s stop
+sql_error show mnodes
 
 print ============== step4
-sql drop dnode 192.168.0.1 
-sleep 6000
-
-sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-print 192.168.0.1 ==> $dnode1Role
-print 192.168.0.2 ==> $dnode2Role
-
-if $dnode1Role != null then
-  return -1
-endi
-if $dnode2Role != master then
-  return -1
-endi
-
+sql_error drop dnode 192.168.0.1 
 
 print ============== step5
-system sh/deploy.sh -n dnode1 -m 192.168.0.2 -i 192.168.0.1
-system sh/cfg.sh -n dnode1 -c numOfMPeers -v 2
-system sh/cfg.sh -n dnode1 -c secondIp -v 192.168.0.1
-system sh/exec.sh -n dnode1 -s start
-sql create dnode 192.168.0.1
-sql show mnodes
+system sh/exec_up.sh -n dnode1 -s start
+sql_error create dnode 192.168.0.1
 
 $x = 0
 step5:
@@ -101,12 +68,13 @@ step5:
 		return -1
 	endi
 
-sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != slave then
+sql show mnodes -x step5
+    
+print 192.168.0.1 ==> $data3_1
+print 192.168.0.2 ==> $data3_2
+if $data3_1 != master then
 	goto step5
 endi
-if $data3_192.168.0.2 != master then
+if $data3_2 != slave then
 	goto step5
 endi
\ No newline at end of file
diff --git a/tests/script/unique/mnode/mgmt25.sim b/tests/script/unique/mnode/mgmt25.sim
index 6a5e55e933b1c4d3cbcc68986a467afabdeaf406..ca935d744fa7678b55c5d6b430523ccd55af88cb 100644
--- a/tests/script/unique/mnode/mgmt25.sim
+++ b/tests/script/unique/mnode/mgmt25.sim
@@ -17,19 +17,18 @@ system sh/cfg.sh -n dnode2 -c secondIp -v 192.168.0.2
 system sh/cfg.sh -n dnode3 -c secondIp -v 192.168.0.2
 
 print ============== step1
-system sh/exec.sh -n dnode1 -s start
-sleep 3000
+system sh/exec_up.sh -n dnode1 -s start
 sql connect
 
 sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != master then
+print 192.168.0.1 ==> $data3_1
+print 192.168.0.2 ==> $data3_2
+if $data3_1 != master then
   return -1
 endi
 
 print ============== step2
-system sh/exec.sh -n dnode2 -s start
+system sh/exec_up.sh -n dnode2 -s start
 sql create dnode 192.168.0.2
 
 $x = 0
@@ -41,24 +40,24 @@ show2:
 	endi
 	
 sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != master then
+print 192.168.0.1 ==> $data3_1
+print 192.168.0.2 ==> $data3_2
+if $data3_1 != master then
 	goto show2
 endi
-if $data3_192.168.0.2 != slave then
+if $data3_2 != slave then
 	goto show2
 endi
 
 print ============== step3
-system sh/exec.sh -n dnode3 -s start
+system sh/exec_up.sh -n dnode3 -s start
 sql create dnode 192.168.0.3
 sleep 6000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -78,9 +77,9 @@ sql drop dnode 192.168.0.2
 sleep 6000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
diff --git a/tests/script/unique/mnode/mgmt26.sim b/tests/script/unique/mnode/mgmt26.sim
index 527fea5792b43e65177cce24f65a8a8277f24dc5..4a5958b88aa3151ebadbf52695348fe25a345947 100644
--- a/tests/script/unique/mnode/mgmt26.sim
+++ b/tests/script/unique/mnode/mgmt26.sim
@@ -17,19 +17,18 @@ system sh/cfg.sh -n dnode2 -c secondIp -v 192.168.0.2
 system sh/cfg.sh -n dnode3 -c secondIp -v 192.168.0.2
 
 print ============== step1
-system sh/exec.sh -n dnode1 -s start
-sleep 3000
+system sh/exec_up.sh -n dnode1 -s start
 sql connect
 
 sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != master then
+print 192.168.0.1 ==> $data3_1
+print 192.168.0.2 ==> $data3_2
+if $data3_1 != master then
   return -1
 endi
 
 print ============== step2
-system sh/exec.sh -n dnode2 -s start
+system sh/exec_up.sh -n dnode2 -s start
 sql create dnode 192.168.0.2
 
 $x = 0
@@ -41,24 +40,24 @@ show2:
 	endi
 	
 sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != master then
+print 192.168.0.1 ==> $data3_1
+print 192.168.0.2 ==> $data3_2
+if $data3_1 != master then
 	goto show2
 endi
-if $data3_192.168.0.2 != slave then
+if $data3_2 != slave then
 	goto show2
 endi
 
 print ============== step3
-system sh/exec.sh -n dnode3 -s start
+system sh/exec_up.sh -n dnode3 -s start
 sql create dnode 192.168.0.3
 sleep 6000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -79,9 +78,9 @@ sql drop dnode 192.168.0.2
 sleep 6000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -97,19 +96,19 @@ if $dnode3Role != slave then
 endi
 
 print ============== step5
-system sh/exec.sh -n dnode2 -s stop
+system sh/exec_up.sh -n dnode2 -s stop
 system sh/deploy.sh -n dnode2 -m 192.168.0.1 -i 192.168.0.2
 system sh/cfg.sh -n dnode2 -c numOfMPeers -v 2
 system sh/cfg.sh -n dnode2 -c secondIp -v 192.168.0.3
 sleep 5000
-system sh/exec.sh -n dnode2 -s start
+system sh/exec_up.sh -n dnode2 -s start
 sql create dnode 192.168.0.2
 sleep 6000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -124,23 +123,3 @@ if $dnode3Role != slave then
   return -1
 endi
 
-print ============== step6
-system sh/exec.sh -n dnode1 -s stop
-sleep 10000
-sql drop dnode 192.168.0.1
-sleep 12000
-
-sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
-print 192.168.0.1 ==> $dnode1Role
-print 192.168.0.2 ==> $dnode2Role
-print 192.168.0.3 ==> $dnode3Role
-
-if $dnode2Role != slave then
-  return -1
-endi
-if $dnode3Role != master then
-  return -1
-endi
diff --git a/tests/script/unique/mnode/mgmt33.sim b/tests/script/unique/mnode/mgmt33.sim
index f3c4d09dd34863beb9ec133beaf2dfda518df78e..629adad029a11efb0e35ca3e5178d3877538962e 100644
--- a/tests/script/unique/mnode/mgmt33.sim
+++ b/tests/script/unique/mnode/mgmt33.sim
@@ -17,33 +17,32 @@ system sh/cfg.sh -n dnode2 -c secondIp -v 192.168.0.2
 system sh/cfg.sh -n dnode3 -c secondIp -v 192.168.0.2
 
 print ============== step1
-system sh/exec.sh -n dnode1 -s start
-sleep 3000
+system sh/exec_up.sh -n dnode1 -s start
 sql connect
 
 sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-print 192.168.0.3 ==> $data3_192.168.0.3
-if $data3_192.168.0.1 != master then
+print 192.168.0.1 ==> $data3_1
+print 192.168.0.2 ==> $data3_2
+print 192.168.0.3 ==> $data3_3
+if $data3_1 != master then
   return -1
 endi
-if $data3_192.168.0.2 != null then
+if $data3_2 != null then
   return -1
 endi
-if $data3_192.168.0.3 != null then
+if $data3_3 != null then
   return -1
 endi
 
 print ============== step2
-system sh/exec.sh -n dnode2 -s start
+system sh/exec_up.sh -n dnode2 -s start
 sql create dnode 192.168.0.2
 sleep 8000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -59,14 +58,14 @@ if $dnode3Role != null then
 endi
 
 print ============== step3
-system sh/exec.sh -n dnode3 -s start
+system sh/exec_up.sh -n dnode3 -s start
 sql create dnode 192.168.0.3
 sleep 8000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -86,9 +85,9 @@ sql drop dnode 192.168.0.2
 sleep 8000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -103,22 +102,22 @@ if $dnode3Role != slave then
   return -1
 endi
 
-system sh/exec.sh -n dnode2 -s stop
+system sh/exec_up.sh -n dnode2 -s stop
 sleep 3000
 
 system sh/deploy.sh -n dnode2 -m 192.168.0.1 -i 192.168.0.2
 system sh/cfg.sh -n dnode2 -c numOfMPeers -v 3
 system sh/cfg.sh -n dnode2 -c secondIp -v 192.168.0.3
-system sh/exec.sh -n dnode2 -s start
+system sh/exec_up.sh -n dnode2 -s start
 
 print ============== step5
 sql create dnode 192.168.0.2
 sleep 8000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -134,13 +133,13 @@ if $dnode3Role != slave then
 endi
 
 print ============== step6
-system sh/exec.sh -n dnode1 -s stop
+system sh/exec_up.sh -n dnode1 -s stop
 sleep 10000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -160,9 +159,9 @@ sql drop dnode 192.168.0.1
 sleep 8000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -177,6 +176,6 @@ endi
 #  return -1
 #endi
 
-system sh/exec.sh -n dnode1 -s stop
-system sh/exec.sh -n dnode2 -s stop
-system sh/exec.sh -n dnode3 -s stop
\ No newline at end of file
+system sh/exec_up.sh -n dnode1 -s stop
+system sh/exec_up.sh -n dnode2 -s stop
+system sh/exec_up.sh -n dnode3 -s stop
\ No newline at end of file
diff --git a/tests/script/unique/mnode/mgmt34.sim b/tests/script/unique/mnode/mgmt34.sim
index f526f2ee72c2d7a4e519fcf47a05360b0fdf287b..c811728debe1067c0cc4e88d479866797c44421a 100644
--- a/tests/script/unique/mnode/mgmt34.sim
+++ b/tests/script/unique/mnode/mgmt34.sim
@@ -16,34 +16,34 @@ system sh/cfg.sh -n dnode3 -c numOfMPeers -v 3
 system sh/cfg.sh -n dnode4 -c numOfMPeers -v 3
 
 print ============== step1
-system sh/exec.sh -n dnode1 -s start
+system sh/exec_up.sh -n dnode1 -s start
 sleep 3000
 sql connect
 
 sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-print 192.168.0.3 ==> $data3_192.168.0.3
-if $data3_192.168.0.1 != master then
+print 192.168.0.1 ==> $data3_1
+print 192.168.0.2 ==> $data3_2
+print 192.168.0.3 ==> $data3_3
+if $data3_1 != master then
   return -1
 endi
-if $data3_192.168.0.2 != null then
+if $data3_2 != null then
   return -1
 endi
-if $data3_192.168.0.3 != null then
+if $data3_3 != null then
   return -1
 endi
 
 print ============== step2
-system sh/exec.sh -n dnode2 -s start
+system sh/exec_up.sh -n dnode2 -s start
 sql create dnode 192.168.0.2
 sleep 8000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
-$dnode4Role = $data3_192.168.0.4
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
+$dnode4Role = $data3_4
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -63,15 +63,15 @@ if $dnode4Role != null then
 endi
 
 print ============== step3
-system sh/exec.sh -n dnode3 -s start
+system sh/exec_up.sh -n dnode3 -s start
 sql create dnode 192.168.0.3
 sleep 8000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
-$dnode4Role = $data3_192.168.0.4
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
+$dnode4Role = $data3_4
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -92,15 +92,15 @@ endi
 
 
 print ============== step4
-system sh/exec.sh -n dnode4 -s start
+system sh/exec_up.sh -n dnode4 -s start
 sql create dnode 192.168.0.4
 sleep 8000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
-$dnode4Role = $data3_192.168.0.4
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
+$dnode4Role = $data3_4
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -124,10 +124,10 @@ sql drop dnode 192.168.0.2
 sleep 8000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
-$dnode4Role = $data3_192.168.0.4
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
+$dnode4Role = $data3_4
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -146,23 +146,23 @@ if $dnode4Role != slave then
   return -1
 endi
 
-system sh/exec.sh -n dnode2 -s stop
+system sh/exec_up.sh -n dnode2 -s stop
 sleep 3000
 
 system sh/deploy.sh -n dnode2 -m 192.168.0.1 -i 192.168.0.2
 system sh/cfg.sh -n dnode2 -c numOfMPeers -v 3
 system sh/cfg.sh -n dnode2 -c secondIp -v 192.168.0.3
-system sh/exec.sh -n dnode2 -s start
+system sh/exec_up.sh -n dnode2 -s start
 
 print ============== step6
 sql create dnode 192.168.0.2
 sleep 8000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
-$dnode4Role = $data3_192.168.0.4
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
+$dnode4Role = $data3_4
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -182,14 +182,14 @@ if $dnode4Role != slave then
 endi
 
 print ============== step7
-system sh/exec.sh -n dnode1 -s stop
+system sh/exec_up.sh -n dnode1 -s stop
 sleep 10000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
-$dnode4Role = $data3_192.168.0.4
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
+$dnode4Role = $data3_4
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -204,10 +204,10 @@ sql drop dnode 192.168.0.1
 sleep 8000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
-$dnode4Role = $data3_192.168.0.4
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
+$dnode4Role = $data3_4
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -226,7 +226,7 @@ endi
 #  return -1
 #endi
 
-system sh/exec.sh -n dnode1 -s stop
-system sh/exec.sh -n dnode2 -s stop
-system sh/exec.sh -n dnode3 -s stop
-system sh/exec.sh -n dnode4 -s stop
\ No newline at end of file
+system sh/exec_up.sh -n dnode1 -s stop
+system sh/exec_up.sh -n dnode2 -s stop
+system sh/exec_up.sh -n dnode3 -s stop
+system sh/exec_up.sh -n dnode4 -s stop
\ No newline at end of file
diff --git a/tests/script/unique/mnode/mgmtr1.sim b/tests/script/unique/mnode/mgmtr1.sim
deleted file mode 100644
index dc1d882eeee8002875d85a5ddf1e38d55cab493f..0000000000000000000000000000000000000000
--- a/tests/script/unique/mnode/mgmtr1.sim
+++ /dev/null
@@ -1,107 +0,0 @@
-system sh/stop_dnodes.sh
-
-system sh/ip.sh -i 1 -s up
-system sh/ip.sh -i 2 -s up
-system sh/ip.sh -i 3 -s up
-
-system sh/deploy.sh -n dnode1 -m 192.168.0.1 -i 192.168.0.1
-system sh/deploy.sh -n dnode2 -m 192.168.0.1 -i 192.168.0.2
-system sh/deploy.sh -n dnode3 -m 192.168.0.1 -i 192.168.0.3
-
-system sh/cfg.sh -n dnode1 -c numOfMPeers -v 2
-system sh/cfg.sh -n dnode2 -c numOfMPeers -v 2
-system sh/cfg.sh -n dnode3 -c numOfMPeers -v 2
-
-system sh/cfg.sh -n dnode1 -c secondIp -v 192.168.0.3
-system sh/cfg.sh -n dnode2 -c secondIp -v 192.168.0.3
-system sh/cfg.sh -n dnode3 -c secondIp -v 192.168.0.3
-
-print ============== step1
-system sh/exec.sh -n dnode1 -s start
-sql connect
-sleep 3000
-
-sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
-print 192.168.0.1 ==> $dnode1Role
-print 192.168.0.2 ==> $dnode2Role
-print 192.168.0.3 ==> $dnode3Role
-
-if $dnode1Role != master then
-  return -1
-endi
-if $dnode2Role != null then
-  return -1
-endi
-if $dnode3Role != null then
-  return -1
-endi
-
-print ============== step2
-sql create dnode 192.168.0.2 
-system sh/exec.sh -n dnode2 -s start
-
-sleep 1000
-sql create dnode 192.168.0.3
-system sh/exec.sh -n dnode3 -s start
-
-print ============== step3
-system sh/exec.sh -n dnode1 -s start
-
-$x = 0
-show3: 
-	$x = $x + 1
-	sleep 2000
-	if $x == 10 then 
-		return -1
-	endi
-	
-sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != master then
-	goto show3
-endi
-if $data3_192.168.0.2 != slave then
-	goto show3
-endi
-
-sleep 1000
-system sh/exec.sh -n dnode1 -s stop
-
-print ============== step4
-print ========= start wait dnode2 is master
-
-$x = 0
-show4: 
-	$x = $x + 1
-	sleep 2000
-	if $x == 10 then 
-		return -1
-	endi
-	
-sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.2 != master then
-	goto show4
-endi
-
-print ============== step5
-print ========= start wait dnode1 is offline
-
-step5:
-	sql show dnodes
-	$dnode1Status = $data4_192.168.0.1
-	$dnode2Status = $data4_192.168.0.2
-	$dnode3Status = $data4_192.168.0.3
-	print 192.168.0.1 ==> $dnode1Status
-	print 192.168.0.2 ==> $dnode2Status
-	print 192.168.0.3 ==> $dnode3Status
-if $dnode1Status != offline then
-  sleep 2000
-  goto step5
-endi
-
diff --git a/tests/script/unique/mnode/mgmtr2.sim b/tests/script/unique/mnode/mgmtr2.sim
index e54c9f0f5b4ef3ec70323efee0b98b911d342672..06e8f6b9d9b730e68227f8d582fb909bb31128a1 100644
--- a/tests/script/unique/mnode/mgmtr2.sim
+++ b/tests/script/unique/mnode/mgmtr2.sim
@@ -17,14 +17,14 @@ system sh/cfg.sh -n dnode2 -c secondIp -v 192.168.0.3
 system sh/cfg.sh -n dnode3 -c secondIp -v 192.168.0.3
 
 print ============== step1
-system sh/exec.sh -n dnode1 -s start
+system sh/exec_up.sh -n dnode1 -s start
 sql connect
 sleep 3000
 
 sql show mnodes
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
@@ -47,29 +47,29 @@ sql create dnode 192.168.0.3
 print ============== step3
 print ========= start dnode2 and dnode3
 
-system sh/exec.sh -n dnode2 -s start
+system sh/exec_up.sh -n dnode2 -s start
 sleep 1000
-system sh/exec.sh -n dnode3 -s start
+system sh/exec_up.sh -n dnode3 -s start
 
 sleep 8000
-system sh/exec.sh -n dnode2 -s stop
-system sh/exec.sh -n dnode3 -s stop
+system sh/exec_up.sh -n dnode2 -s stop
+system sh/exec_up.sh -n dnode3 -s stop
 sleep 4000
-system sh/exec.sh -n dnode2 -s start
-system sh/exec.sh -n dnode3 -s start
+system sh/exec_up.sh -n dnode2 -s start
+system sh/exec_up.sh -n dnode3 -s start
 sleep 4000
-system sh/exec.sh -n dnode2 -s stop
-system sh/exec.sh -n dnode3 -s stop
+system sh/exec_up.sh -n dnode2 -s stop
+system sh/exec_up.sh -n dnode3 -s stop
 sleep 4000
-system sh/exec.sh -n dnode2 -s start
-system sh/exec.sh -n dnode3 -s start
+system sh/exec_up.sh -n dnode2 -s start
+system sh/exec_up.sh -n dnode3 -s start
 
 print ============== step4
 sql show mnodes
 
-$dnode1Role = $data3_192.168.0.1
-$dnode2Role = $data3_192.168.0.2
-$dnode3Role = $data3_192.168.0.3
+$dnode1Role = $data3_1
+$dnode2Role = $data3_2
+$dnode3Role = $data3_3
 print 192.168.0.1 ==> $dnode1Role
 print 192.168.0.2 ==> $dnode2Role
 print 192.168.0.3 ==> $dnode3Role
diff --git a/tests/script/unique/mnode/reuse.sim b/tests/script/unique/mnode/reuse.sim
deleted file mode 100644
index 0854795f8c65502fb93a25ab54796970049b98cf..0000000000000000000000000000000000000000
--- a/tests/script/unique/mnode/reuse.sim
+++ /dev/null
@@ -1,97 +0,0 @@
-system sh/stop_dnodes.sh
-
-system sh/deploy.sh -n dnode1 -m 192.168.0.1 -i 192.168.0.1
-system sh/deploy.sh -n dnode2 -m 192.168.0.1 -i 192.168.0.2
-system sh/cfg.sh -n dnode1 -c numOfMPeers -v 2
-system sh/cfg.sh -n dnode2 -c numOfMPeers -v 2
-system sh/cfg.sh -n dnode1 -c secondIp -v 192.168.0.2
-system sh/cfg.sh -n dnode2 -c secondIp -v 192.168.0.2
-
-print ========== step1 dnode1 start
-system sh/exec.sh -n dnode1 -s start
-sleep 3000
-sql connect
-
-print ========== step2 connect to dnode1
-sql create dnode 192.168.0.2
-system sh/exec.sh -n dnode2 -s start
-sleep 3000
-
-print ========== step3 
-sql show dnodes
-print 192.168.0.1 freeVnodes $data3_192.168.0.1
-print 192.168.0.2 freeVnodes $data3_192.168.0.2
-
-if $rows != 2 then 
-  return -1
-endi
-if $data3_192.168.0.1 != 4 then
-	return -1
-endi
-if $data3_192.168.0.2 != 4 then
-	return -1
-endi
-
-print ========== step4
-system sh/exec.sh -n dnode1 -s stop
-sleep 3000
-
-$x = 0
-step4: 
-	$x = $x + 1
-	sleep 2000
-	if $x == 10 then 
-		return -1
-	endi
-	
-sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.2 != master then
-	goto step4
-endi
-
-sql drop dnode 192.168.0.1
-
-print ========== step5
-sleep 5000
-
-$x = 0
-step5: 
-	$x = $x + 1
-	sleep 2000
-	if $x == 10 then 
-		return -1
-	endi
-	
-sql show dnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != null then
-	goto step5
-endi
-
-print ========== step6
-sql create dnode 192.168.0.1
-system sh/deploy.sh -n dnode1 -m 192.168.0.1 -i 192.168.0.1
-system sh/cfg.sh -n dnode1 -c numOfMPeers -v 2
-system sh/cfg.sh -n dnode1 -c secondIp -v 192.168.0.2
-
-system sh/exec.sh -n dnode1 -s start
-
-$x = 0
-step6: 
-	$x = $x + 1
-	sleep 2000
-	if $x == 5 then 
-		return -1
-	endi
-	
-sql show dnodes
-print 192.168.0.1 ==> $data4_192.168.0.1
-print 192.168.0.2 ==> $data4_192.168.0.2
-if $data4_192.168.0.2 != ready then
-	goto step6
-endi
-
-
diff --git a/tests/script/unique/mnode/secondIp.sim b/tests/script/unique/mnode/secondIp.sim
index 475eba9c4d767c39a455db1b71bab51a8f122bb2..29d27cd88c0a4763abfd2203f4af3df01271361c 100644
--- a/tests/script/unique/mnode/secondIp.sim
+++ b/tests/script/unique/mnode/secondIp.sim
@@ -7,27 +7,34 @@ system sh/cfg.sh -n dnode1 -c secondIp -v 192.168.0.1
 system sh/cfg.sh -n dnode2 -c secondIp -v 192.168.0.1
 
 print ========== step1 dnode2 start
-system sh/exec.sh -n dnode2 -s start
-sleep 3000
+system sh/exec_up.sh -n dnode2 -s start
 sql connect
 
 print ========== step2 connect to dnode2
 sql create dnode 192.168.0.1
-system sh/exec.sh -n dnode1 -s start
+system sh/exec_up.sh -n dnode1 -s start
 sleep 3000
 
 print ========== step3 
 sql show dnodes
-print 192.168.0.1 freeVnodes $data3_192.168.0.1
-print 192.168.0.2 freeVnodes $data3_192.168.0.2
+print 192.168.0.1 openvnodes $data3_1
+print 192.168.0.2 openvnodes $data3_2
+print 192.168.0.1 totalvnodes $data4_1
+print 192.168.0.2 totalvnodes $data4_2
 
 if $rows != 2 then 
   return -1
 endi
-if $data3_192.168.0.1 != 4 then
+if $data3_1 != 0 then
+	return -1
+endi
+if $data3_2 != 0 then
+	return -1
+endi
+if $data4_1 != 4 then
 	return -1
 endi
-if $data3_192.168.0.2 != 4 then
+if $data4_2 != 4 then
 	return -1
 endi
 
diff --git a/tests/script/unique/mnode/tcp_mgmt22.sim b/tests/script/unique/mnode/tcp_mgmt22.sim
deleted file mode 100644
index 02d8d15d9b0e80a408bb623d426a1c755e775d4d..0000000000000000000000000000000000000000
--- a/tests/script/unique/mnode/tcp_mgmt22.sim
+++ /dev/null
@@ -1,155 +0,0 @@
-system sh/stop_dnodes.sh
-
-system sh/ip.sh -i 1 -s up
-system sh/ip.sh -i 2 -s up
-system sh/ip.sh -i 3 -s up
-
-system sh/deploy.sh -n dnode1 -m 192.168.0.1 -i 192.168.0.1
-system sh/deploy.sh -n dnode2 -m 192.168.0.1 -i 192.168.0.2
-system sh/deploy.sh -n dnode3 -m 192.168.0.1 -i 192.168.0.3
-
-system sh/cfg.sh -n dnode1 -c numOfMPeers -v 2
-system sh/cfg.sh -n dnode2 -c numOfMPeers -v 2
-system sh/cfg.sh -n dnode3 -c numOfMPeers -v 2
-
-system sh/cfg.sh -n dnode1 -c sockettype -v tcp
-system sh/cfg.sh -n dnode2 -c sockettype -v tcp
-system sh/cfg.sh -n dnode3 -c sockettype -v tcp
-
-print ============== step1
-system sh/exec.sh -n dnode1 -s start
-sql connect
-sleep 3000
-
-sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != master then
-  return -1
-endi
-
-print ============== step2
-system sh/exec.sh -n dnode2 -s start
-sql create dnode 192.168.0.2
-
-$x = 0
-show2: 
-	$x = $x + 1
-	sleep 2000
-	if $x == 10 then 
-		return -1
-	endi
-	
-sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != master then
-	goto show2
-endi
-if $data3_192.168.0.2 != slave then
-	goto show2
-endi
-
-return
-
-print ============== step3
-sql drop dnode 192.168.0.1 -x error1
-	print should not drop master
-	return -1
-error1:
-
-print ============== step4
-system sh/exec.sh -n dnode1 -s stop
-sleep 8000
-
-$x = 0
-show4: 
-	$x = $x + 1
-	sleep 2000
-	if $x == 10 then 
-		return -1
-	endi
-	
-sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != undecided then
-	goto show4
-endi
-if $data3_192.168.0.2 != master then
-	goto show4
-endi
-
-print ============== step5
-sql drop dnode 192.168.0.1 
-sleep 8000
-
-$x = 0
-show5: 
-	$x = $x + 1
-	sleep 2000
-	if $x == 10 then 
-		return -1
-	endi
-	
-sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != null then
-	goto show5
-endi
-if $data3_192.168.0.2 != master then
-	goto show5
-endi
-
-print ============== step6
-#system sh/deploy.sh -n dnode1 -m 192.168.0.1 -i 192.168.0.1
-#system sh/cfg.sh -n dnode1 -c numOfMPeers -v 2
-system sh/exec.sh -n dnode1 -s start
-sql create dnode 192.168.0.1
-sleep 5000
-
-$x = 0
-show6: 
-	$x = $x + 1
-	sleep 2000
-	if $x == 10 then 
-		return -1
-	endi
-	
-sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-if $data3_192.168.0.1 != slave then
-	goto show6
-endi
-if $data3_192.168.0.2 != master then
-	goto show6
-endi
-
-print ============== step7
-system sh/exec.sh -n dnode3 -s start
-sql create dnode 192.168.0.3
-sleep 5000
-
-$x = 0
-show7: 
-	$x = $x + 1
-	sleep 2000
-	if $x == 10 then 
-		return -1
-	endi
-	
-sql show mnodes
-print 192.168.0.1 ==> $data3_192.168.0.1
-print 192.168.0.2 ==> $data3_192.168.0.2
-print 192.168.0.3 ==> $data3_192.168.0.3
-if $data3_192.168.0.1 != slave then
-	goto show7
-endi
-if $data3_192.168.0.2 != master then
-	goto show7
-endi
-if $data3_192.168.0.3 != null then
-	goto show7
-endi
diff --git a/tests/script/unique/mnode/testSuite.sim b/tests/script/unique/mnode/testSuite.sim
index 8b60f77c611b5b7ccaa3eeb0046409ba8075dee7..e1712fa4f6ebb509286f8397bd7f643578decfbd 100644
--- a/tests/script/unique/mnode/testSuite.sim
+++ b/tests/script/unique/mnode/testSuite.sim
@@ -5,9 +5,6 @@ run unique/mnode/mgmt25.sim
 run unique/mnode/mgmt26.sim
 run unique/mnode/mgmt33.sim
 run unique/mnode/mgmt34.sim
-run unique/mnode/mgmtr1.sim
 run unique/mnode/mgmtr2.sim
-run unique/mnode/drop.sim
-run unique/mnode/reuse.sim
 run unique/mnode/secondIp.sim
 
diff --git a/tests/script/unique/testSuite.sim b/tests/script/unique/testSuite.sim
index f3bb3ebb9203bf37e65f176bfea862efdf316ec2..374f9b7965ae134bd1acf08449d53a3e918a9e7e 100644
--- a/tests/script/unique/testSuite.sim
+++ b/tests/script/unique/testSuite.sim
@@ -1,5 +1,3 @@
 ################################# 
-run unique/account/basic.sim
-run unique/account/paras.sim
-run unique/account/usage.sim
+run unique/mnode/testSuite.sim
 ##################################