diff --git a/source/dnode/mgmt/mgmt_dnode/src/dmHandle.c b/source/dnode/mgmt/mgmt_dnode/src/dmHandle.c
index ca905d41ea64460ccb04dbb9a34509b33310ab69..ea89b672a8f06c76b53dd21d42caffd7c649c5c6 100644
--- a/source/dnode/mgmt/mgmt_dnode/src/dmHandle.c
+++ b/source/dnode/mgmt/mgmt_dnode/src/dmHandle.c
@@ -88,7 +88,6 @@ void dmSendStatusReq(SDnodeMgmt *pMgmt) {
 
   SMonMloadInfo minfo = {0};
   dmGetMnodeLoads(pMgmt, &minfo);
-  pMgmt->data.isMnode = minfo.isMnode;
   pMgmt->data.mndState = minfo.load.syncState;
 
   int32_t contLen = tSerializeSStatusReq(NULL, 0, &req);
diff --git a/source/dnode/mgmt/mgmt_dnode/src/dmInt.c b/source/dnode/mgmt/mgmt_dnode/src/dmInt.c
index 1651552fa42597120d35f88fa2b1e8f12d6d9edf..ccb0c5fe8dd3118a70be4a89efde6cc94fe6b991 100644
--- a/source/dnode/mgmt/mgmt_dnode/src/dmInt.c
+++ b/source/dnode/mgmt/mgmt_dnode/src/dmInt.c
@@ -45,23 +45,18 @@ static int32_t dmOpenMgmt(const SMgmtInputOpt *pInput, SMgmtOutputOpt *pOutput)
   pMgmt->data.updateTime = 0;
   pMgmt->data.rebootTime = taosGetTimestampMs();
   pMgmt->data.dropped = 0;
-  pMgmt->data.localEp = strdup(pInput->localEp);
-  pMgmt->data.localFqdn = strdup(pInput->localFqdn);
-  pMgmt->data.firstEp = strdup(pInput->firstEp);
-  pMgmt->data.secondEp = strdup(pInput->secondEp);
-  pMgmt->data.dataDir = strdup(pInput->dataDir);
-  pMgmt->data.disks = pInput->disks;
-  pMgmt->data.numOfDisks = pInput->numOfDisks;
+  pMgmt->data.localEp = pInput->localEp;
+  pMgmt->data.localFqdn = pInput->localFqdn;
+  pMgmt->data.firstEp = pInput->firstEp;
+  pMgmt->data.secondEp = pInput->secondEp;
   pMgmt->data.supportVnodes = pInput->supportVnodes;
   pMgmt->data.serverPort = pInput->serverPort;
+  pMgmt->pDnode = pInput->pDnode;
+  pMgmt->processCreateNodeFp = pInput->processCreateNodeFp;
+  pMgmt->processDropNodeFp = pInput->processDropNodeFp;
+  pMgmt->isNodeDeployedFp = pInput->isNodeDeployedFp;
   taosInitRWLatch(&pMgmt->data.latch);
 
-  if (pMgmt->data.dataDir == NULL || pMgmt->data.localEp == NULL || pMgmt->data.localFqdn == NULL ||
-      pMgmt->data.firstEp == NULL || pMgmt->data.secondEp == NULL) {
-    terrno = TSDB_CODE_OUT_OF_MEMORY;
-    return -1;
-  }
-
   pMgmt->data.dnodeHash = taosHashInit(4, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), true, HASH_NO_LOCK);
   if (pMgmt->data.dnodeHash == NULL) {
     dError("failed to init dnode hash");
@@ -87,6 +82,7 @@ static int32_t dmOpenMgmt(const SMgmtInputOpt *pInput, SMgmtOutputOpt *pOutput)
     dError("failed to start udfd");
   }
 
+  pOutput->pMgmt = pMgmt;
   dInfo("dnode-mgmt is initialized");
   return 0;
 }
@@ -110,7 +106,6 @@ static void dmCloseMgmt(SDnodeMgmt *pMgmt) {
   taosMemoryFreeClear(pMgmt->data.localFqdn);
   taosMemoryFreeClear(pMgmt->data.firstEp);
   taosMemoryFreeClear(pMgmt->data.secondEp);
-  taosMemoryFreeClear(pMgmt->data.dataDir);
 
   dInfo("dnode-mgmt is cleaned up");
 }
diff --git a/source/dnode/mgmt/node_mgmt/src/dmExec.c b/source/dnode/mgmt/node_mgmt/src/dmExec.c
index 8837853e123d618480eb187e2dcfe217dee4c4e9..50d1c8ab4634ecbb7ec0ad75f46978408e69c757 100644
--- a/source/dnode/mgmt/node_mgmt/src/dmExec.c
+++ b/source/dnode/mgmt/node_mgmt/src/dmExec.c
@@ -228,7 +228,9 @@ static int32_t dmOpenNodes(SDnode *pDnode) {
       } else {
         pWrapper->procType = pDnode->ptype;
       }
-      return dmOpenNode(pWrapper);
+      if (dmOpenNode(pWrapper) != 0) {
+        return -1;
+      }
     }
   }
 
diff --git a/source/dnode/mgmt/node_util/inc/dmUtil.h b/source/dnode/mgmt/node_util/inc/dmUtil.h
index aaeba61081d74b6dd84ff7fe2e3331e3d5634452..fa15d1e898c8af3c6bfcda09ae0e959d3c0a40df 100644
--- a/source/dnode/mgmt/node_util/inc/dmUtil.h
+++ b/source/dnode/mgmt/node_util/inc/dmUtil.h
@@ -158,31 +158,26 @@ int32_t   dmWriteShmFile(const char *path, const char *name, const SShm *pShm);
 
 // common define
 typedef struct {
-  int32_t    dnodeId;
-  int64_t    clusterId;
-  int64_t    dnodeVer;
-  int64_t    updateTime;
-  int64_t    rebootTime;
-  int32_t    unsyncedVgId;
-  ESyncState vndState;
-  ESyncState mndState;
-  bool       isMnode;
-  bool       dropped;
-  SEpSet     mnodeEps;
-  SArray    *dnodeEps;
-  SHashObj  *dnodeHash;
-  SRWLatch   latch;
-  SMsgCb     msgCb;
-  TdFilePtr  lockfile;
-  char      *localEp;
-  char      *localFqdn;
-  char      *firstEp;
-  char      *secondEp;
-  char      *dataDir;
-  SDiskCfg  *disks;
-  int32_t    numOfDisks;
-  int32_t    supportVnodes;
-  uint16_t   serverPort;
+  int32_t     dnodeId;
+  int64_t     clusterId;
+  int64_t     dnodeVer;
+  int64_t     updateTime;
+  int64_t     rebootTime;
+  int32_t     unsyncedVgId;
+  ESyncState  vndState;
+  ESyncState  mndState;
+  bool        dropped;
+  SEpSet      mnodeEps;
+  SArray     *dnodeEps;
+  SHashObj   *dnodeHash;
+  SRWLatch    latch;
+  SMsgCb      msgCb;
+  const char *localEp;
+  const char *localFqdn;
+  const char *firstEp;
+  const char *secondEp;
+  int32_t     supportVnodes;
+  uint16_t    serverPort;
 } SDnodeData;
 
 #ifdef __cplusplus