opti:the logic of mndDoRebalance for clear

source/dnode/mnode/impl/src/mndSubscribe.c

@@ -269,7 +269,7 @@ static void addUnassignedVgroups(SMqRebOutputObj *pOutput, SHashObj *pHash) {
     };
 
     taosHashPut(pHash, &pVgEp->vgId, sizeof(int32_t), &rebOutput, sizeof(SMqRebOutputVg));
-    mInfo("sub:%s mq re-balance remove vgId:%d from unassigned", pSubKey, pVgEp->vgId);
+    mInfo("sub:%s mq re-balance addUnassignedVgroups vgId:%d from unassigned", pSubKey, pVgEp->vgId);
   }
 }
 
@@ -399,7 +399,6 @@ static int32_t mndDoRebalance(SMnode *pMnode, const SMqRebInputObj *pInput, SMqR
     }
   }
 
-  if(imbConsumerNum != 0) {
   while (1) {
     pIter = taosHashIterate(pOutput->pSub->consumerHash, pIter);
     if (pIter == NULL) {
@@ -421,11 +420,9 @@ static int32_t mndDoRebalance(SMnode *pMnode, const SMqRebInputObj *pInput, SMqR
     }
   }
 
-  }
-
   // All assigned vg should be put into pOutput->rebVgs
   if(pRemovedIter != NULL){
-    mError("sub:%s pRemovedIter should be NULL", pSubKey);
+    mError("sub:%s error pRemovedIter should be NULL", pSubKey);
   }
   while (1) {
     pRemovedIter = taosHashIterate(pHash, pRemovedIter);