diff --git a/src/main/java/org/redkale/net/client/Client.java b/src/main/java/org/redkale/net/client/Client.java
index 0b79e1752..0af4b16fc 100644
--- a/src/main/java/org/redkale/net/client/Client.java
+++ b/src/main/java/org/redkale/net/client/Client.java
@@ -225,7 +225,7 @@ public abstract class Client<C extends ClientConnection<R, P>, R extends ClientR
         return connect().thenCompose(conn -> writeChannel(conn, request));
     }
 
-    public final <T> CompletableFuture<T> sendAsync(R request, Function<P, T> respTransfer) {
+    public final <T> CompletableFuture<T> sendAsync(R request, BiFunction<C, P, T> respTransfer) {
         if (request.workThread == null) {
             request.workThread = WorkThread.currWorkThread();
         }
@@ -239,7 +239,7 @@ public abstract class Client<C extends ClientConnection<R, P>, R extends ClientR
         return connect(addr).thenCompose(conn -> writeChannel(conn, request));
     }
 
-    public final <T> CompletableFuture<T> sendAsync(SocketAddress addr, R request, Function<P, T> respTransfer) {
+    public final <T> CompletableFuture<T> sendAsync(SocketAddress addr, R request, BiFunction<C, P, T> respTransfer) {
         if (request.workThread == null) {
             request.workThread = WorkThread.currWorkThread();
         }
@@ -250,18 +250,10 @@ public abstract class Client<C extends ClientConnection<R, P>, R extends ClientR
         return conn.writeChannel(request);
     }
 
-    protected <T> CompletableFuture<T> writeChannel(ClientConnection conn, R request, Function<P, T> respTransfer) {
+    protected <T> CompletableFuture<T> writeChannel(ClientConnection conn, R request, BiFunction<C, P, T> respTransfer) {
         return conn.writeChannel(request, respTransfer);
     }
 
-    //是否采用ThreadLocal连接池模式
-    //支持ThreadLocal连接池模式的最基本要求: 
-    //    1) 只能调用connect()获取连接，不能调用connect(SocketAddress addr)
-    //    2) request必须一次性输出，不能出现写入request后request.isCompleted()=false的情况
-    protected boolean isThreadLocalConnMode() {
-        return false;
-    }
-
     private C createConnection(int index, AsyncConnection channel) {
         C conn = createClientConnection(index, channel);
         if (!channel.isReadPending()) {
diff --git a/src/main/java/org/redkale/net/client/ClientCodec.java b/src/main/java/org/redkale/net/client/ClientCodec.java
index cc412f373..1fdfba0f0 100644
--- a/src/main/java/org/redkale/net/client/ClientCodec.java
+++ b/src/main/java/org/redkale/net/client/ClientCodec.java
@@ -135,7 +135,7 @@ public abstract class ClientCodec<R extends ClientRequest, P> implements Complet
                         });
                     }
                 } else {
-                    final Object rs = request.respTransfer == null ? message : request.respTransfer.apply(message);
+                    final Object rs = request.respTransfer == null ? message : request.respTransfer.apply(connection, message);
                     if (workThread.inIO() && workThread.getState() == Thread.State.RUNNABLE) {
                         workThread.execute(() -> {
                             Traces.currTraceid(request.traceid);
@@ -178,6 +178,12 @@ public abstract class ClientCodec<R extends ClientRequest, P> implements Complet
         return connection.findRequest(requestid);
     }
 
+    protected ClientResponse<R, P> getLastMessage() {
+        List<ClientResponse<R, P>> results = this.respResults;
+        int size = results.size();
+        return size == 0 ? null : results.get(size - 1);
+    }
+
     public void addMessage(R request, P result) {
         this.respResults.add(respPool.get().set(request, result));
     }
diff --git a/src/main/java/org/redkale/net/client/ClientConnection.java b/src/main/java/org/redkale/net/client/ClientConnection.java
index bb2225979..164bb4f1e 100644
--- a/src/main/java/org/redkale/net/client/ClientConnection.java
+++ b/src/main/java/org/redkale/net/client/ClientConnection.java
@@ -106,7 +106,7 @@ public abstract class ClientConnection<R extends ClientRequest, P> implements Co
     }
 
     //respTransfer只会在ClientCodec的读线程里调用
-    protected final <T> CompletableFuture<T> writeChannel(R request, Function<P, T> respTransfer) {
+    protected final <T> CompletableFuture<T> writeChannel(R request, BiFunction<? extends ClientConnection<R, P>, P, T> respTransfer) {
         request.respTransfer = respTransfer;
         ClientFuture respFuture = createClientFuture(request);
         int rts = this.channel.getReadTimeoutSeconds();
diff --git a/src/main/java/org/redkale/net/client/ClientFuture.java b/src/main/java/org/redkale/net/client/ClientFuture.java
index 4b3289f42..b41001b49 100644
--- a/src/main/java/org/redkale/net/client/ClientFuture.java
+++ b/src/main/java/org/redkale/net/client/ClientFuture.java
@@ -29,8 +29,6 @@ public class ClientFuture<R extends ClientRequest, T> extends CompletableFuture<
 
     private ScheduledFuture timeout;
 
-    Boolean resumeHalfRequestFlag;
-
     ClientFuture(ClientConnection conn, R request) {
         super();
         Objects.requireNonNull(conn);
diff --git a/src/main/java/org/redkale/net/client/ClientRequest.java b/src/main/java/org/redkale/net/client/ClientRequest.java
index 5dd40a0ae..760030b67 100644
--- a/src/main/java/org/redkale/net/client/ClientRequest.java
+++ b/src/main/java/org/redkale/net/client/ClientRequest.java
@@ -6,7 +6,7 @@
 package org.redkale.net.client;
 
 import java.io.Serializable;
-import java.util.function.Function;
+import java.util.function.BiFunction;
 import org.redkale.net.WorkThread;
 import org.redkale.util.*;
 
@@ -28,7 +28,7 @@ public abstract class ClientRequest {
     protected String traceid;
 
     //只会在ClientCodec的读线程里调用
-    Function respTransfer;
+    BiFunction respTransfer;
 
     public abstract void writeTo(ClientConnection conn, ByteArray array);
 
diff --git a/src/main/java/org/redkale/source/AbstractDataSqlSource.java b/src/main/java/org/redkale/source/AbstractDataSqlSource.java
index f6b040b60..c358fd72a 100644
--- a/src/main/java/org/redkale/source/AbstractDataSqlSource.java
+++ b/src/main/java/org/redkale/source/AbstractDataSqlSource.java
@@ -230,11 +230,13 @@ public abstract class AbstractDataSqlSource extends AbstractDataSource implement
     }
 
     protected void slowLog(long startTime, String... sqls) {
-        long cost = System.currentTimeMillis() - startTime;
-        if (slowmsError > 0 && cost > slowmsError) {
-            logger.log(Level.SEVERE, DataSource.class.getSimpleName() + "(name='" + resourceName() + "') slow sql cost " + cost + " ms, content: " + Arrays.toString(sqls));
-        } else if (slowmsWarn > 0 && cost > slowmsWarn) {
-            logger.log(Level.WARNING, DataSource.class.getSimpleName() + "(name='" + resourceName() + "') very slow sql cost " + cost + " ms, content: " + Arrays.toString(sqls));
+        if (slowmsError > 0 || slowmsWarn > 0) {
+            long cost = System.currentTimeMillis() - startTime;
+            if (slowmsError > 0 && cost > slowmsError) {
+                logger.log(Level.SEVERE, DataSource.class.getSimpleName() + "(name='" + resourceName() + "') very slow sql cost " + cost + " ms, content: " + Arrays.toString(sqls));
+            } else if (slowmsWarn > 0 && cost > slowmsWarn) {
+                logger.log(Level.WARNING, DataSource.class.getSimpleName() + "(name='" + resourceName() + "') slow sql cost " + cost + " ms, content: " + Arrays.toString(sqls));
+            }
         }
     }