TD-1096

src/balance/src/balance.c

@@ -415,7 +415,11 @@ static int32_t balanceMonitorVgroups() {
     } else if (vgReplica < dbReplica) {
       mInfo("vgId:%d, replica:%d numOfVnodes:%d, try add one vnode", pVgroup->vgId, dbReplica, vgReplica);
       hasUpdatingVgroup = true;
-      balanceAddVnode(pVgroup, NULL, NULL);
+      int32_t code = balanceAddVnode(pVgroup, NULL, NULL);
+      if (code == TSDB_CODE_SUCCESS) {
+        mnodeDecVgroupRef(pVgroup);
+        break;
+      }
     }
 
     mnodeDecVgroupRef(pVgroup);

src/inc/taosdef.h

@@ -303,7 +303,7 @@ void tsDataSwap(void *pLeft, void *pRight, int32_t type, int32_t size);
 
 #define TSDB_MIN_DAYS_PER_FILE          1
 #define TSDB_MAX_DAYS_PER_FILE          3650 
-#define TSDB_DEFAULT_DAYS_PER_FILE      10 
+#define TSDB_DEFAULT_DAYS_PER_FILE      5 
 
 #define TSDB_MIN_KEEP                   1        // data in db to be reserved.
 #define TSDB_MAX_KEEP                   365000   // data in db to be reserved.

src/sync/src/syncMain.c

@@ -30,7 +30,7 @@
 #include "syncInt.h"
 
 // global configurable
-int       tsMaxSyncNum = 4;
+int       tsMaxSyncNum = 2;
 int       tsSyncTcpThreads = 2;
 int       tsMaxWatchFiles = 100;
 int       tsMaxFwdInfo = 200;