diff --git a/src/META-INF/application-template.xml b/src/META-INF/application-template.xml
index 6d5b00c84..74b0f5eb5 100644
--- a/src/META-INF/application-template.xml
+++ b/src/META-INF/application-template.xml
@@ -116,12 +116,12 @@
         excludelibs: 排除lib.path与excludes中的正则表达式匹配的路径, 多个正则表达式用分号;隔开
         charset: 文本编码， 默认: UTF-8
         backlog:  默认10K
-        threads： 线程总数， 默认: CPU核数*8
+        threads： 线程数， 默认: CPU核数*32
         maxconns：最大连接数, 小于1表示无限制， 默认: 0
         maxbody: request.body最大值， 默认: 64K
         bufferCapacity: ByteBuffer的初始化大小， 默认: 32K;  (HTTP 2.0、WebSocket，必须要16k以上)
-        bufferPoolSize： ByteBuffer池的大小，默认: 线程总数*4
-        responsePoolSize： Response池的大小，默认: 线程总数*2
+        bufferPoolSize： ByteBuffer池的大小，默认: 线程数*4
+        responsePoolSize： Response池的大小，默认: 线程数*2
         aliveTimeoutSeconds: KeepAlive读操作超时秒数， 默认30， 0表示永久不超时; -1表示禁止KeepAlive
         readTimeoutSeconds: 读操作超时秒数， 默认0， 表示永久不超时
         writeTimeoutSeconds:  写操作超时秒数， 默认0， 表示永久不超时
diff --git a/src/org/redkale/boot/Application.java b/src/org/redkale/boot/Application.java
index d4437d3bf..017cebb7e 100644
--- a/src/org/redkale/boot/Application.java
+++ b/src/org/redkale/boot/Application.java
@@ -361,6 +361,7 @@ public final class Application {
     }
 
     public void init() throws Exception {
+        System.setProperty("sun.nio.ch.internalThreadPoolSize", "" + Runtime.getRuntime().availableProcessors() * 4);
         System.setProperty("java.util.concurrent.ForkJoinPool.common.parallelism", "" + Runtime.getRuntime().availableProcessors() * 4);
         System.setProperty("net.transport.poolmaxconns", "100");
         System.setProperty("net.transport.pinginterval", "30");
diff --git a/src/org/redkale/net/Server.java b/src/org/redkale/net/Server.java
index 3bb4ded90..6f75e071a 100644
--- a/src/org/redkale/net/Server.java
+++ b/src/org/redkale/net/Server.java
@@ -128,7 +128,7 @@ public abstract class Server<K extends Serializable, C extends Context, R extend
         this.maxbody = parseLenth(config.getValue("maxbody"), 64 * 1024);
         int bufCapacity = parseLenth(config.getValue("bufferCapacity"), 32 * 1024);
         this.bufferCapacity = bufCapacity < 8 * 1024 ? 8 * 1024 : bufCapacity;
-        this.threads = config.getIntValue("threads", Runtime.getRuntime().availableProcessors() * 8);
+        this.threads = config.getIntValue("threads", Runtime.getRuntime().availableProcessors() * 32);
         this.bufferPoolSize = config.getIntValue("bufferPoolSize", this.threads * 4);
         this.responsePoolSize = config.getIntValue("responsePoolSize", this.threads * 2);
         this.name = config.getValue("name", "Server-" + protocol + "-" + this.address.getPort());
diff --git a/src/org/redkale/net/TcpAioProtocolServer.java b/src/org/redkale/net/TcpAioProtocolServer.java
index dfd2475e9..2f150e108 100644
--- a/src/org/redkale/net/TcpAioProtocolServer.java
+++ b/src/org/redkale/net/TcpAioProtocolServer.java
@@ -32,7 +32,7 @@ public class TcpAioProtocolServer extends ProtocolServer {
 
     @Override
     public void open(AnyValue config) throws IOException {
-        group = AsynchronousChannelGroup.withCachedThreadPool(context.executor, 1);
+        group = AsynchronousChannelGroup.withThreadPool(context.executor);
         this.serverChannel = AsynchronousServerSocketChannel.open(group);
 
         final Set<SocketOption<?>> options = this.serverChannel.supportedOptions();