balance: remove unused pVgroup->lbTime checking

src/balance/src/bnMain.c

@@ -220,10 +220,6 @@ int32_t bnAllocVnodes(SVgObj *pVgroup) {
 }
 
 static bool bnCheckVgroupReady(SVgObj *pVgroup, SVnodeGid *pRmVnode) {
-  if (pVgroup->lbTime + 5 * tsStatusInterval > tsAccessSquence) {
-    return false;
-  }
-
   int32_t rmVnodeVer = 0;
   for (int32_t i = 0; i < pVgroup->numOfVnodes; ++i) {
     SVnodeGid *pVnode = pVgroup->vnodeGid + i;

src/balance/src/bnThread.c

@@ -101,13 +101,13 @@ static void bnProcessTimer(void *handle, void *tmrId) {
   if (!sdbIsMaster()) return;
   if (tsBnThread.stop) return;
 
+  tsBnThread.timer = NULL;
+  bnStartTimer(-1);
+  bnCheckStatus();
+
   if (handle == NULL) {
-    tsBnThread.timer = NULL;
     ++tsAccessSquence;
 
-    bnStartTimer(-1);
-    bnCheckStatus();
-
     if (tsAccessSquence % tsBalanceInterval == 0) {
       mDebug("balance function is scheduled by timer");
       bnPostSignal();
@@ -131,5 +131,5 @@ void bnStartTimer(int32_t mseconds) {
 }
 
 void bnNotify() {
-  bnStartTimer(10);
+  bnStartTimer(500);
 }

src/mnode/src/mnodeDnode.c

@@ -630,7 +630,7 @@ static int32_t mnodeProcessDnodeStatusMsg(SMnodeMsg *pMsg) {
   }
 
   int32_t numOfMnodes = mnodeGetMnodesNum();
-  if (numOfMnodes < tsNumOfMnodes && numOfMnodes < mnodeGetOnlineDnodesNum()) {
+  if (numOfMnodes < tsNumOfMnodes && numOfMnodes < mnodeGetOnlineDnodesNum() && !pDnode->isMgmt) {
     bnNotify();
   }