diff --git a/src/main/java/org/redkale/net/AsyncConnection.java b/src/main/java/org/redkale/net/AsyncConnection.java
index 148b16aa8..ea4c48669 100644
--- a/src/main/java/org/redkale/net/AsyncConnection.java
+++ b/src/main/java/org/redkale/net/AsyncConnection.java
@@ -10,7 +10,6 @@ import java.net.*;
 import java.nio.ByteBuffer;
 import java.nio.channels.*;
 import java.util.*;
-import java.util.concurrent.ConcurrentLinkedQueue;
 import java.util.concurrent.atomic.LongAdder;
 import java.util.concurrent.locks.ReentrantLock;
 import java.util.function.*;
@@ -214,6 +213,10 @@ public abstract class AsyncConnection implements Channel, AutoCloseable {
         return ioWriteThread;
     }
 
+    public abstract AsyncConnection fastHandler(CompletionHandler handler);
+
+    public abstract void fastWrite(Consumer<ByteArray>... consumers);
+
     public abstract boolean isTCP();
 
     public abstract boolean shutdownInput();
@@ -257,30 +260,6 @@ public abstract class AsyncConnection implements Channel, AutoCloseable {
     protected abstract <A> void writeImpl(
             ByteBuffer[] srcs, int offset, int length, A attachment, CompletionHandler<Integer, ? super A> handler);
 
-    // --------------------- fast-write-start ---------------------
-    public final AsyncConnection fastHandler(CompletionHandler handler) {
-        if (!clientMode) {
-            throw new RedkaleException("fast-writer only for client connection");
-        }
-        this.fastWriteHandler = Objects.requireNonNull(handler);
-        this.fastWriteArray = new ByteArray();
-        this.fastWriteQueue = new ConcurrentLinkedQueue<>();
-        return this;
-    }
-
-    public final void fastWrite(Consumer<ByteArray>... consumers) {
-        if (fastWriteHandler == null) {
-            throw new RedkaleException("fast-writer handler is null");
-        }
-        for (Consumer<ByteArray> c : consumers) {
-            this.fastWriteQueue.offer(c);
-        }
-        this.ioWriteThread.fastWrite(this);
-    }
-
-    protected abstract void fastPrepareInIOThread(Object selector);
-    // --------------------- fast-write-end ---------------------
-
     protected void startRead(CompletionHandler<Integer, ByteBuffer> handler) {
         read(handler);
     }
diff --git a/src/main/java/org/redkale/net/AsyncIOThread.java b/src/main/java/org/redkale/net/AsyncIOThread.java
index 202bcf5f6..52b6b5df4 100644
--- a/src/main/java/org/redkale/net/AsyncIOThread.java
+++ b/src/main/java/org/redkale/net/AsyncIOThread.java
@@ -33,9 +33,6 @@ public class AsyncIOThread extends WorkThread {
 
     private final Consumer<ByteBuffer> bufferConsumer;
 
-    // 应用于clientMode模式
-    private final Queue<AsyncConnection> fastQueue = new ConcurrentLinkedQueue<>();
-
     private final Queue<Runnable> commandQueue = new ConcurrentLinkedQueue<>();
 
     private final Queue<Consumer<Selector>> registerQueue = new ConcurrentLinkedQueue<>();
@@ -141,11 +138,6 @@ public class AsyncIOThread extends WorkThread {
         selector.wakeup();
     }
 
-    public final void fastWrite(AsyncConnection conn) {
-        fastQueue.offer(Objects.requireNonNull(conn));
-        selector.wakeup();
-    }
-
     public Supplier<ByteBuffer> getBufferSupplier() {
         return bufferSupplier;
     }
@@ -161,11 +153,6 @@ public class AsyncIOThread extends WorkThread {
         final Queue<Consumer<Selector>> registers = this.registerQueue;
         while (!isClosed()) {
             try {
-                AsyncConnection fastConn;
-                while ((fastConn = fastQueue.poll()) != null) {
-                    fastConn.fastPrepareInIOThread(selector);
-                }
-
                 Consumer<Selector> register;
                 while ((register = registers.poll()) != null) {
                     try {
diff --git a/src/main/java/org/redkale/net/AsyncNioConnection.java b/src/main/java/org/redkale/net/AsyncNioConnection.java
index 545e0f4f9..e64767a68 100644
--- a/src/main/java/org/redkale/net/AsyncNioConnection.java
+++ b/src/main/java/org/redkale/net/AsyncNioConnection.java
@@ -10,10 +10,12 @@ import java.net.SocketAddress;
 import java.nio.ByteBuffer;
 import java.nio.channels.*;
 import java.util.*;
+import java.util.concurrent.ConcurrentLinkedQueue;
 import java.util.function.Consumer;
 import javax.net.ssl.SSLContext;
 import org.redkale.util.ByteArray;
 import org.redkale.util.ByteBufferWriter;
+import org.redkale.util.RedkaleException;
 
 /**
  * 详情见: https://redkale.org
@@ -39,6 +41,12 @@ abstract class AsyncNioConnection extends AsyncConnection {
 
     protected SelectionKey readKey;
 
+    // ------------------------------ fast写操作 ------------------------------------
+    protected ByteArray fastWriteArray;
+
+    protected Queue<Consumer<ByteArray>> fastWriteQueue;
+
+    protected CompletionHandler fastWriteHandler;
     // -------------------------------- 写操作 --------------------------------------
     protected byte[] writeByteTuple1Array;
 
@@ -160,7 +168,29 @@ abstract class AsyncNioConnection extends AsyncConnection {
         doRead(this.ioReadThread.inCurrThread());
     }
 
-    private void writeRegister(Selector selector) {
+    @Override
+    public final AsyncConnection fastHandler(CompletionHandler handler) {
+        if (!clientMode) {
+            throw new RedkaleException("fast-writer only for client connection");
+        }
+        this.fastWriteHandler = Objects.requireNonNull(handler);
+        this.fastWriteArray = new ByteArray();
+        this.fastWriteQueue = new ConcurrentLinkedQueue<>();
+        return this;
+    }
+
+    @Override
+    public final void fastWrite(Consumer<ByteArray>... consumers) {
+        if (fastWriteHandler == null) {
+            throw new RedkaleException("fast-writer handler is null");
+        }
+        for (Consumer<ByteArray> c : consumers) {
+            this.fastWriteQueue.offer(c);
+        }
+        this.ioWriteThread.register(this::fastWriteRegister);
+    }
+
+    private void fastWriteRegister(Selector selector) {
         try {
             if (writeKey == null) {
                 writeKey = keyFor(selector);
@@ -171,17 +201,17 @@ abstract class AsyncNioConnection extends AsyncConnection {
             } else {
                 writeKey.interestOps(writeKey.interestOps() | SelectionKey.OP_WRITE);
             }
+            // writeCompletionHandler不赋值会跳过doWrite
+            this.writeCompletionHandler = this.fastWriteHandler;
         } catch (ClosedChannelException e) {
+            e.printStackTrace();
+            this.fastWriteQueue.clear();
             handleWrite(0, e);
         }
     }
 
-    @Override
-    protected void fastPrepareInIOThread(Object selector) {
-        ByteArray array = this.fastWriteArray;
-        if (!this.writePending) {
-            array.clear();
-        }
+    private void fastWritePrepare() {
+        ByteArray array = this.fastWriteArray.clear();
         Consumer<ByteArray> func;
         while ((func = fastWriteQueue.poll()) != null) {
             func.accept(array);
@@ -192,7 +222,6 @@ abstract class AsyncNioConnection extends AsyncConnection {
         this.writeByteTuple1Array = array.content();
         this.writeByteTuple1Offset = array.offset();
         this.writeByteTuple1Length = array.length();
-        writeRegister((Selector) selector);
     }
 
     @Override
@@ -337,6 +366,10 @@ abstract class AsyncNioConnection extends AsyncConnection {
             boolean hasRemain = true;
             boolean writeCompleted = true;
             boolean error = false;
+            // fastWrite
+            if (clientMode && fastWriteArray != null && writeByteBuffer == null && writeByteBuffers == null) {
+                fastWritePrepare();
+            }
             int batchOffset = writeBuffersOffset;
             int batchLength = writeBuffersLength;
             while (hasRemain) { // 必须要将buffer写完为止