diff --git a/core/src/main/java/com/taobao/arthas/core/server/ArthasBootstrap.java b/core/src/main/java/com/taobao/arthas/core/server/ArthasBootstrap.java
index c66ca9179..c787c56c4 100644
--- a/core/src/main/java/com/taobao/arthas/core/server/ArthasBootstrap.java
+++ b/core/src/main/java/com/taobao/arthas/core/server/ArthasBootstrap.java
@@ -55,6 +55,7 @@ import com.taobao.arthas.core.util.LogUtil;
 import com.taobao.arthas.core.util.UserStatUtil;
 import io.netty.channel.ChannelFuture;
 import io.netty.channel.nio.NioEventLoopGroup;
+import io.netty.util.concurrent.DefaultThreadFactory;
 import io.netty.util.concurrent.EventExecutorGroup;
 
 
@@ -314,7 +315,7 @@ public class ArthasBootstrap {
             resolvers.add(builtinCommands);
 
             //worker group
-            workerGroup = new NioEventLoopGroup(8);
+            workerGroup = new NioEventLoopGroup(new DefaultThreadFactory("arthas-TermServer", true));
 
             // TODO: discover user provided command resolver
             if (configure.getTelnetPort() > 0) {
diff --git a/core/src/main/java/com/taobao/arthas/core/shell/term/impl/http/NettyWebsocketTtyBootstrap.java b/core/src/main/java/com/taobao/arthas/core/shell/term/impl/http/NettyWebsocketTtyBootstrap.java
index e6f5fd791..de6ee9ac8 100644
--- a/core/src/main/java/com/taobao/arthas/core/shell/term/impl/http/NettyWebsocketTtyBootstrap.java
+++ b/core/src/main/java/com/taobao/arthas/core/shell/term/impl/http/NettyWebsocketTtyBootstrap.java
@@ -10,6 +10,7 @@ import io.netty.channel.nio.NioEventLoopGroup;
 import io.netty.channel.socket.nio.NioServerSocketChannel;
 import io.netty.handler.logging.LogLevel;
 import io.netty.handler.logging.LoggingHandler;
+import io.netty.util.concurrent.DefaultThreadFactory;
 import io.netty.util.concurrent.EventExecutorGroup;
 import io.netty.util.concurrent.Future;
 import io.netty.util.concurrent.GenericFutureListener;
@@ -58,7 +59,7 @@ public class NettyWebsocketTtyBootstrap {
     }
 
     public void start(Consumer<TtyConnection> handler, final Consumer<Throwable> doneHandler) {
-        group = new NioEventLoopGroup();
+        group = new NioEventLoopGroup(new DefaultThreadFactory("arthas-NettyWebsocketTtyBootstrap", true));
 
         ServerBootstrap b = new ServerBootstrap();
         b.group(group).channel(NioServerSocketChannel.class).handler(new LoggingHandler(LogLevel.INFO))
diff --git a/core/src/main/java/com/taobao/arthas/core/shell/term/impl/httptelnet/NettyHttpTelnetBootstrap.java b/core/src/main/java/com/taobao/arthas/core/shell/term/impl/httptelnet/NettyHttpTelnetBootstrap.java
index a538e3266..07644d9ee 100644
--- a/core/src/main/java/com/taobao/arthas/core/shell/term/impl/httptelnet/NettyHttpTelnetBootstrap.java
+++ b/core/src/main/java/com/taobao/arthas/core/shell/term/impl/httptelnet/NettyHttpTelnetBootstrap.java
@@ -11,6 +11,7 @@ import io.netty.channel.socket.SocketChannel;
 import io.netty.channel.socket.nio.NioServerSocketChannel;
 import io.netty.handler.logging.LogLevel;
 import io.netty.handler.logging.LoggingHandler;
+import io.netty.util.concurrent.DefaultThreadFactory;
 import io.netty.util.concurrent.EventExecutorGroup;
 import io.netty.util.concurrent.Future;
 import io.netty.util.concurrent.GenericFutureListener;
@@ -33,7 +34,7 @@ public class NettyHttpTelnetBootstrap extends TelnetBootstrap {
 
     public NettyHttpTelnetBootstrap(EventExecutorGroup workerGroup) {
         this.workerGroup = workerGroup;
-        this.group = new NioEventLoopGroup();
+        this.group = new NioEventLoopGroup(new DefaultThreadFactory("arthas-NettyHttpTelnetBootstrap", true));
         this.channelGroup = new DefaultChannelGroup(ImmediateEventExecutor.INSTANCE);
     }