diff --git a/skywalking-storage-center/skywalking-storage/src/main/java/com/a/eye/skywalking/storage/data/IndexDataCapacityMonitor.java b/skywalking-storage-center/skywalking-storage/src/main/java/com/a/eye/skywalking/storage/data/IndexDataCapacityMonitor.java
index 66e827d80..608ee39af 100644
--- a/skywalking-storage-center/skywalking-storage/src/main/java/com/a/eye/skywalking/storage/data/IndexDataCapacityMonitor.java
+++ b/skywalking-storage-center/skywalking-storage/src/main/java/com/a/eye/skywalking/storage/data/IndexDataCapacityMonitor.java
@@ -2,6 +2,7 @@ package com.a.eye.skywalking.storage.data;
 
 import com.a.eye.skywalking.storage.block.index.BlockIndexEngine;
 import com.a.eye.skywalking.storage.data.index.IndexDBConnector;
+import org.apache.jute.Index;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 
@@ -13,10 +14,9 @@ import static com.a.eye.skywalking.storage.config.Config.DataIndex.MAX_CAPACITY_
 /**
  * Created by xin on 2016/11/6.
  */
-public class IndexDataCapacityMonitor {
+public class IndexDataCapacityMonitor extends Thread {
 
     private static Logger logger = LogManager.getLogger(IndexDataCapacityMonitor.class);
-
     private static Detector detector;
 
     public static void addIndexData(long timestamp, int size) {
@@ -25,7 +25,7 @@ public class IndexDataCapacityMonitor {
         }
     }
 
-    private static class Detector {
+    private class Detector {
 
         private AtomicLong currentSize;
         private long       timestamp;
@@ -46,21 +46,27 @@ public class IndexDataCapacityMonitor {
 
         public void add(int updateRecordSize) {
             if (currentSize.addAndGet(updateRecordSize) > MAX_CAPACITY_PER_INDEX * 0.8) {
-                notificationAddNewBlockIndex();
+                notificationAddNewBlockIndexAndCreateNewIndexDB();
             }
         }
     }
 
-    private static void notificationAddNewBlockIndex() {
+    private void notificationAddNewBlockIndexAndCreateNewIndexDB() {
         long timestamp = System.currentTimeMillis() + 5 * 60 * 1000;
         BlockIndexEngine.newUpdator().addRecord(timestamp);
+        createNewIndexDB(timestamp);
         detector = new Detector(timestamp);
     }
 
-    public static void start() {
+    private void createNewIndexDB(long timestamp) {
+        IndexDBConnector connector = new IndexDBConnector(timestamp);
+        connector.close();
+    }
+
+    @Override
+    public void run() {
         long timestamp = BlockIndexEngine.newFinder().findLastBlockIndex();
 
-        //TODO: 为IndexDBConnector增加闭包执行函数
         IndexDBConnector dbConnector = null;
         try {
             dbConnector = new IndexDBConnector(timestamp);
@@ -72,9 +78,10 @@ public class IndexDataCapacityMonitor {
             }
             detector = new Detector(timestamp, count);
         } finally {
-            if(dbConnector != null){
+            if (dbConnector != null) {
                 dbConnector.close();
             }
         }
     }
+
 }
diff --git a/skywalking-storage-center/skywalking-storage/src/main/java/com/a/eye/skywalking/storage/data/index/IndexDBConnector.java b/skywalking-storage-center/skywalking-storage/src/main/java/com/a/eye/skywalking/storage/data/index/IndexDBConnector.java
index 272663be0..c06e3093c 100644
--- a/skywalking-storage-center/skywalking-storage/src/main/java/com/a/eye/skywalking/storage/data/index/IndexDBConnector.java
+++ b/skywalking-storage-center/skywalking-storage/src/main/java/com/a/eye/skywalking/storage/data/index/IndexDBConnector.java
@@ -137,7 +137,11 @@ public class IndexDBConnector {
         }
     }
 
-    public void close(){
-        //TODO:
+    public void close() {
+        try {
+            connection.close();
+        } catch (SQLException e) {
+            logger.error("Failed to close index db connector", e);
+        }
     }
 }