fix hb issue

source/client/src/clientHb.c

@@ -141,7 +141,9 @@ static int32_t hbQueryHbRspHandle(SAppHbMgr *pAppHbMgr, SClientHbRsp *pRsp) {
     if (NULL == pTscObj) {
       tscDebug("tscObj rid %" PRIx64 " not exist", pRsp->connKey.tscRid);
     } else {
-      updateEpSet_s(&pTscObj->pAppInfo->mgmtEp, &pRsp->query->epSet);
+      if (pRsp->query->totalDnodes > 1 && !isEpsetEqual(&pTscObj->pAppInfo->mgmtEp.epSet, &pRsp->query->epSet)) {
+        updateEpSet_s(&pTscObj->pAppInfo->mgmtEp, &pRsp->query->epSet);
+      }
       pTscObj->connId = pRsp->query->connId;
 
       if (pRsp->query->killRid) {

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

@@ -379,7 +379,7 @@ static int32_t mndProcessQueryHeartBeat(SMnode *pMnode, SRpcMsg *pMsg, SClientHb
     }
 
     rspBasic->connId = pConn->id;
-    rspBasic->totalDnodes = 1;   // TODO
+    rspBasic->totalDnodes = mndGetDnodeSize(pMnode);
     rspBasic->onlineDnodes = 1;  // TODO
     mndGetMnodeEpSet(pMnode, &rspBasic->epSet);
     mndReleaseConn(pMnode, pConn);