enh: expire time optimize

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

@@ -133,7 +133,7 @@ float mndGetClusterUpTime(SMnode *pMnode) {
     mndReleaseCluster(pMnode, pCluster, pIter);
   }
 
-  return upTime / 86400.0f;
+  return (float)upTime;
 }
 
 static SSdbRaw *mndClusterActionEncode(SClusterObj *pCluster) {

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

@@ -804,7 +804,7 @@ int32_t mndGetMonitorInfo(SMnode *pMnode, SMonClusterInfo *pClusterInfo, SMonVgr
     if (pObj->id == pMnode->selfDnodeId) {
       pClusterInfo->first_ep_dnode_id = pObj->id;
       tstrncpy(pClusterInfo->first_ep, pObj->pDnode->ep, sizeof(pClusterInfo->first_ep));
-      pClusterInfo->master_uptime = mndGetClusterUpTime(pMnode);
+      pClusterInfo->master_uptime = mndGetClusterUpTime(pMnode) / 86400.0f;
       // pClusterInfo->master_uptime = (ms - pObj->stateStartTime) / (86400000.0f);
       tstrncpy(desc.role, syncStr(TAOS_SYNC_STATE_LEADER), sizeof(desc.role));
     } else {