add log

src/mnode/src/mgmtDnode.c

@@ -426,6 +426,7 @@ static int32_t mgmtDropDnodeByEp(char *ep) {
     return TSDB_CODE_NO_REMOVE_MASTER;
   }
 
+  mPrint("dnode:%d, start to drop it", pDnode->dnodeId);
 #ifndef _SYNC
   return mgmtDropDnode(pDnode);
 #else

src/mnode/src/mgmtVgroup.c

@@ -160,10 +160,7 @@ static int32_t mgmtVgroupActionUpdate(SSdbOper *pOper) {
 
   mgmtDecVgroupRef(pVgroup);
 
-  mTrace("vgId:%d, is updated, numOfVnode:%d", pVgroup->vgId, pVgroup->numOfVnodes);
-  if (pDb) {
-    mTrace("tables:%d", pDb->cfg.maxTables);
-  }
+  mTrace("vgId:%d, is updated, numOfVnode:%d tables:%d", pVgroup->vgId, pVgroup->numOfVnodes, pDb == NULL ? 0 : pDb->cfg.maxTables);
   return TSDB_CODE_SUCCESS;
 }
 

tests/script/unique/cluster/balance1.sim

@@ -92,7 +92,7 @@ $x = 0
 show2: 
 	$x = $x + 1
 	sleep 2000
-	if $x == 30 then
+	if $x == 20 then
 	  return -1
 	endi
 sql show dnodes -x show2
@@ -134,7 +134,7 @@ $x = 0
 show4: 
 	$x = $x + 1
 	sleep 2000
-	if $x == 30 then
+	if $x == 20 then
 	  return -1
 	endi
 sql show dnodes -x show4