diff --git a/source/dnode/mgmt/impl/src/dndDnode.c b/source/dnode/mgmt/impl/src/dndDnode.c
index bd33186d82b77ea9f27ddb040d82b06b9f6c5f13..8f4287a53923919171530b8299e99afc6fd46044 100644
--- a/source/dnode/mgmt/impl/src/dndDnode.c
+++ b/source/dnode/mgmt/impl/src/dndDnode.c
@@ -32,10 +32,10 @@ static int32_t dndReadDnodes(SDnode *pDnode);
 static int32_t dndWriteDnodes(SDnode *pDnode);
 static void   *dnodeThreadRoutine(void *param);
 
-static int32_t dndProcessConfigDnodeReq(SDnode *pDnode, SRpcMsg *pMsg);
-static void    dndProcessStatusRsp(SDnode *pDnode, SRpcMsg *pMsg);
-static void    dndProcessAuthRsp(SDnode *pDnode, SRpcMsg *pMsg);
-static void    dndProcessGrantRsp(SDnode *pDnode, SRpcMsg *pMsg);
+static int32_t dndProcessConfigDnodeReq(SDnode *pDnode, SRpcMsg *pReq);
+static void    dndProcessStatusRsp(SDnode *pDnode, SRpcMsg *pRsp);
+static void    dndProcessAuthRsp(SDnode *pDnode, SRpcMsg *pRsp);
+static void    dndProcessGrantRsp(SDnode *pDnode, SRpcMsg *pRsp);
 
 int32_t dndGetDnodeId(SDnode *pDnode) {
   SDnodeMgmt *pMgmt = &pDnode->dmgmt;
@@ -80,13 +80,13 @@ void dndGetMnodeEpSet(SDnode *pDnode, SEpSet *pEpSet) {
   taosRUnLockLatch(&pMgmt->latch);
 }
 
-void dndSendRedirectRsp(SDnode *pDnode, SRpcMsg *pMsg) {
-  tmsg_t msgType = pMsg->msgType;
+void dndSendRedirectRsp(SDnode *pDnode, SRpcMsg *pReq) {
+  tmsg_t msgType = pReq->msgType;
 
   SEpSet epSet = {0};
   dndGetMnodeEpSet(pDnode, &epSet);
 
-  dDebug("RPC %p, msg:%s is redirected, num:%d use:%d", pMsg->handle, TMSG_INFO(msgType), epSet.numOfEps, epSet.inUse);
+  dDebug("RPC %p, req:%s is redirected, num:%d use:%d", pReq->handle, TMSG_INFO(msgType), epSet.numOfEps, epSet.inUse);
   for (int32_t i = 0; i < epSet.numOfEps; ++i) {
     dDebug("mnode index:%d %s:%u", i, epSet.fqdn[i], epSet.port[i]);
     if (strcmp(epSet.fqdn[i], pDnode->opt.localFqdn) == 0 && epSet.port[i] == pDnode->opt.serverPort) {
@@ -96,7 +96,7 @@ void dndSendRedirectRsp(SDnode *pDnode, SRpcMsg *pMsg) {
     epSet.port[i] = htons(epSet.port[i]);
   }
 
-  rpcSendRedirectRsp(pMsg->handle, &epSet);
+  rpcSendRedirectRsp(pReq->handle, &epSet);
 }
 
 static void dndUpdateMnodeEpSet(SDnode *pDnode, SEpSet *pEpSet) {
@@ -391,7 +391,7 @@ void dndSendStatusReq(SDnode *pDnode) {
   SRpcMsg rpcMsg = {.pCont = pStatus, .contLen = contLen, .msgType = TDMT_MND_STATUS, .ahandle = (void *)9527};
   pMgmt->statusSent = 1;
 
-  dTrace("pDnode:%p, send status msg to mnode", pDnode);
+  dTrace("pDnode:%p, send status req to mnode", pDnode);
   dndSendReqToMnode(pDnode, &rpcMsg);
 }
 
@@ -427,12 +427,12 @@ static void dndUpdateDnodeEps(SDnode *pDnode, SDnodeEps *pDnodeEps) {
   taosWUnLockLatch(&pMgmt->latch);
 }
 
-static void dndProcessStatusRsp(SDnode *pDnode, SRpcMsg *pMsg) {
+static void dndProcessStatusRsp(SDnode *pDnode, SRpcMsg *pRsp) {
   SDnodeMgmt *pMgmt = &pDnode->dmgmt;
 
-  if (pMsg->code != TSDB_CODE_SUCCESS) {
+  if (pRsp->code != TSDB_CODE_SUCCESS) {
     pMgmt->statusSent = 0;
-    if (pMsg->code == TSDB_CODE_MND_DNODE_NOT_EXIST && !pMgmt->dropped && pMgmt->dnodeId > 0) {
+    if (pRsp->code == TSDB_CODE_MND_DNODE_NOT_EXIST && !pMgmt->dropped && pMgmt->dnodeId > 0) {
       dInfo("dnode:%d, set to dropped since not exist in mnode", pMgmt->dnodeId);
       pMgmt->dropped = 1;
       dndWriteDnodes(pDnode);
@@ -440,16 +440,16 @@ static void dndProcessStatusRsp(SDnode *pDnode, SRpcMsg *pMsg) {
     return;
   }
 
-  SStatusRsp *pRsp = pMsg->pCont;
-  if (pMsg->pCont != NULL && pMsg->contLen != 0) {
-    pMgmt->dver = htobe64(pRsp->dver);
+  if (pRsp->pCont != NULL && pRsp->contLen != 0) {
+    SStatusRsp *pStatus = pRsp->pCont;
+    pMgmt->dver = htobe64(pStatus->dver);
 
-    SDnodeCfg *pCfg = &pRsp->dnodeCfg;
+    SDnodeCfg *pCfg = &pStatus->dnodeCfg;
     pCfg->dnodeId = htonl(pCfg->dnodeId);
     pCfg->clusterId = htobe64(pCfg->clusterId);
     dndUpdateDnodeCfg(pDnode, pCfg);
 
-    SDnodeEps *pDnodeEps = &pRsp->dnodeEps;
+    SDnodeEps *pDnodeEps = &pStatus->dnodeEps;
     pDnodeEps->num = htonl(pDnodeEps->num);
     for (int32_t i = 0; i < pDnodeEps->num; ++i) {
       pDnodeEps->eps[i].id = htonl(pDnodeEps->eps[i].id);
@@ -461,26 +461,27 @@ static void dndProcessStatusRsp(SDnode *pDnode, SRpcMsg *pMsg) {
   pMgmt->statusSent = 0;
 }
 
-static void dndProcessAuthRsp(SDnode *pDnode, SRpcMsg *pMsg) { assert(1); }
+static void dndProcessAuthRsp(SDnode *pDnode, SRpcMsg *pReq) { dError("auth rsp is received, but not supported yet"); }
 
-static void dndProcessGrantRsp(SDnode *pDnode, SRpcMsg *pMsg) { assert(1); }
-
-static int32_t dndProcessConfigDnodeReq(SDnode *pDnode, SRpcMsg *pMsg) {
-  dError("config msg is received, but not supported yet");
-  SDCfgDnodeReq *pCfg = pMsg->pCont;
+static void dndProcessGrantRsp(SDnode *pDnode, SRpcMsg *pReq) {
+  dError("grant rsp is received, but not supported yet");
+}
 
+static int32_t dndProcessConfigDnodeReq(SDnode *pDnode, SRpcMsg *pReq) {
+  dError("config req is received, but not supported yet");
+  SDCfgDnodeReq *pCfg = pReq->pCont;
   return TSDB_CODE_OPS_NOT_SUPPORT;
 }
 
-void dndProcessStartupReq(SDnode *pDnode, SRpcMsg *pMsg) {
-  dDebug("startup msg is received");
+void dndProcessStartupReq(SDnode *pDnode, SRpcMsg *pReq) {
+  dDebug("startup req is received");
 
   SStartupMsg *pStartup = rpcMallocCont(sizeof(SStartupMsg));
   dndGetStartup(pDnode, pStartup);
 
-  dDebug("startup msg is sent, step:%s desc:%s finished:%d", pStartup->name, pStartup->desc, pStartup->finished);
+  dDebug("startup req is sent, step:%s desc:%s finished:%d", pStartup->name, pStartup->desc, pStartup->finished);
 
-  SRpcMsg rpcRsp = {.handle = pMsg->handle, .pCont = pStartup, .contLen = sizeof(SStartupMsg)};
+  SRpcMsg rpcRsp = {.handle = pReq->handle, .pCont = pStartup, .contLen = sizeof(SStartupMsg)};
   rpcSendResponse(&rpcRsp);
 }
 
@@ -707,7 +708,7 @@ static void dndProcessMgmtQueue(SDnode *pDnode, SRpcMsg *pMsg) {
     default:
       terrno = TSDB_CODE_MSG_NOT_PROCESSED;
       code = -1;
-      dError("RPC %p, dnode req:%s not processed", pMsg->handle, TMSG_INFO(pMsg->msgType));
+      dError("RPC %p, dnode msg:%s not processed", pMsg->handle, TMSG_INFO(pMsg->msgType));
       break;
   }