diff --git a/skywalking-sniffer/skywalking-api/src/main/java/com/a/eye/skywalking/client/Agent2RoutingClient.java b/skywalking-sniffer/skywalking-api/src/main/java/com/a/eye/skywalking/client/Agent2RoutingClient.java
index 093119a7c..53704dad2 100644
--- a/skywalking-sniffer/skywalking-api/src/main/java/com/a/eye/skywalking/client/Agent2RoutingClient.java
+++ b/skywalking-sniffer/skywalking-api/src/main/java/com/a/eye/skywalking/client/Agent2RoutingClient.java
@@ -26,7 +26,7 @@ public class Agent2RoutingClient extends Thread {
     private static ILog logger = LogManager.getLogger(Agent2RoutingClient.class);
 
     private List<ServerAddr>  addrList;
-    private Client client;
+    private Client            client;
     private SpanStorageClient spanStorageClient;
     private NetworkListener   listener;
     private          SendRequestSpanEventHandler requestSpanDataSupplier = null;
@@ -43,7 +43,7 @@ public class Agent2RoutingClient extends Thread {
             if (addrSegments.length != 2) {
                 throw new IllegalArgumentException("server addr should like ip:port, illegal addr:" + server);
             }
-            addrList.add(new ServerAddr(addrSegments[0], addrSegments[2]));
+            addrList.add(new ServerAddr(addrSegments[0], addrSegments[1]));
         }
         listener = new NetworkListener();
     }
@@ -63,7 +63,7 @@ public class Agent2RoutingClient extends Thread {
 
     private void connect() {
         try {
-            if(client != null && !client.isShutdown()){
+            if (client != null && !client.isShutdown()) {
                 client.shutdown();
             }
             int addrIdx = new Random().nextInt(addrList.size());
@@ -84,26 +84,33 @@ public class Agent2RoutingClient extends Thread {
                     List<RequestSpan> requestData = this.requestSpanDataSupplier.getBufferData();
                     List<AckSpan> ackData = this.ackSpanDataSupplier.getBufferData();
 
-                    if (requestData.size() > 0 || ackData.size() > 0) {
+                    boolean hasData = false;
+                    if (requestData.size() > 0) {
+                        hasData = true;
                         listener.begin();
 
                         spanStorageClient.sendRequestSpan(requestData);
+
+
+                        listener.wait2Confirm();
+                    }
+                    if (ackData.size() > 0) {
+                        hasData = true;
+                        listener.begin();
+
                         spanStorageClient.sendACKSpan(ackData);
 
-                        while (!listener.isBatchFinished()) {
-                            try {
-                            Thread.sleep(10L);
-                            } catch (InterruptedException e) {
+                        listener.wait2Confirm();
+                    }
 
-                            }
-                        }
-                    } else {
+                    if(!hasData) {
                         try {
                             Thread.sleep(10 * 1000L);
                         } catch (InterruptedException e) {
 
                         }
                     }
+
                 }
 
                 try {
@@ -143,6 +150,21 @@ public class Agent2RoutingClient extends Thread {
             HealthCollector.getCurrentHeathReading("Agent2RoutingClient").updateData(HeathReading.INFO, "batch send data to routing node.");
         }
 
+        void wait2Confirm(){
+            // wait 20s, most.
+            int countDown = 100 * 20;
+            while (!listener.isBatchFinished()) {
+                try {
+                    Thread.sleep(10L);
+                    if(countDown-- < 0){
+                        batchFinished = true;
+                    }
+                } catch (InterruptedException e) {
+
+                }
+            }
+        }
+
     }
 
 
diff --git a/skywalking-storage-center/skywalking-routing/src/main/java/com/a/eye/skywalking/routing/disruptor/AbstractRouteSpanEventHandler.java b/skywalking-storage-center/skywalking-routing/src/main/java/com/a/eye/skywalking/routing/disruptor/AbstractRouteSpanEventHandler.java
index 7eb776c12..9bbbfb569 100644
--- a/skywalking-storage-center/skywalking-routing/src/main/java/com/a/eye/skywalking/routing/disruptor/AbstractRouteSpanEventHandler.java
+++ b/skywalking-storage-center/skywalking-routing/src/main/java/com/a/eye/skywalking/routing/disruptor/AbstractRouteSpanEventHandler.java
@@ -56,9 +56,14 @@ public abstract class AbstractRouteSpanEventHandler<T> implements EventHandler<T
     }
 
     public void wait2Finish() {
+        // wait 20s, most
+        int countDown = 1000 * 20;
         while (!previousSendFinish) {
             try {
                 Thread.sleep(1L);
+                if(countDown-- < 0){
+                    previousSendFinish = true;
+                }
             } catch (InterruptedException e) {
             }
         }