diff --git a/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/command/ExecuteTaskAckCommand.java b/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/command/ExecuteTaskAckCommand.java
index 24ab68f260..7f7da0e445 100644
--- a/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/command/ExecuteTaskAckCommand.java
+++ b/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/command/ExecuteTaskAckCommand.java
@@ -1 +1 @@
-/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.dolphinscheduler.remote.command;

import org.apache.dolphinscheduler.remote.utils.FastJsonSerializer;

import java.io.Serializable;
import java.util.Date;

/**
 *  execute task request command
 */
public class ExecuteTaskAckCommand implements Serializable {

    private int taskInstanceId;

    private Date startTime;

    private String host;

    private int status;

    private String logPath;

    private String executePath;

    public Date getStartTime() {
        return startTime;
    }

    public void setStartTime(Date startTime) {
        this.startTime = startTime;
    }

    public String getHost() {
        return host;
    }

    public void setHost(String host) {
        this.host = host;
    }

    public int getStatus() {
        return status;
    }

    public void setStatus(int status) {
        this.status = status;
    }

    public int getTaskInstanceId() {
        return taskInstanceId;
    }

    public void setTaskInstanceId(int taskInstanceId) {
        this.taskInstanceId = taskInstanceId;
    }

    public String getLogPath() {
        return logPath;
    }

    public void setLogPath(String logPath) {
        this.logPath = logPath;
    }

    public String getExecutePath() {
        return executePath;
    }

    public void setExecutePath(String executePath) {
        this.executePath = executePath;
    }

    /**
     *  package request command
     *
     * @return command
     */
    public Command convert2Command(long opaque){
        Command command = new Command(opaque);
        command.setType(CommandType.EXECUTE_TASK_ACK);
        byte[] body = FastJsonSerializer.serialize(this);
        command.setBody(body);
        return command;
    }
}
\ No newline at end of file
+/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.dolphinscheduler.remote.command;

import org.apache.dolphinscheduler.remote.utils.FastJsonSerializer;

import java.io.Serializable;
import java.util.Date;

/**
 *  execute task request command
 */
public class ExecuteTaskAckCommand implements Serializable {

    private int taskInstanceId;

    private Date startTime;

    private String host;

    private int status;

    private String logPath;

    private String executePath;

    public Date getStartTime() {
        return startTime;
    }

    public void setStartTime(Date startTime) {
        this.startTime = startTime;
    }

    public String getHost() {
        return host;
    }

    public void setHost(String host) {
        this.host = host;
    }

    public int getStatus() {
        return status;
    }

    public void setStatus(int status) {
        this.status = status;
    }

    public int getTaskInstanceId() {
        return taskInstanceId;
    }

    public void setTaskInstanceId(int taskInstanceId) {
        this.taskInstanceId = taskInstanceId;
    }

    public String getLogPath() {
        return logPath;
    }

    public void setLogPath(String logPath) {
        this.logPath = logPath;
    }

    public String getExecutePath() {
        return executePath;
    }

    public void setExecutePath(String executePath) {
        this.executePath = executePath;
    }

    /**
     *  package request command
     *
     * @return command
     */
    public Command convert2Command(long opaque){
        Command command = new Command(opaque);
        command.setType(CommandType.EXECUTE_TASK_ACK);
        byte[] body = FastJsonSerializer.serialize(this);
        command.setBody(body);
        return command;
    }

    @Override
    public String toString() {
        return "ExecuteTaskAckCommand{" +
                "taskInstanceId=" + taskInstanceId +
                ", startTime=" + startTime +
                ", host='" + host + '\'' +
                ", status=" + status +
                ", logPath='" + logPath + '\'' +
                ", executePath='" + executePath + '\'' +
                '}';
    }
}
\ No newline at end of file
diff --git a/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/command/ExecuteTaskRequestCommand.java b/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/command/ExecuteTaskRequestCommand.java
index adfcb1d10e..4d01142c97 100644
--- a/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/command/ExecuteTaskRequestCommand.java
+++ b/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/command/ExecuteTaskRequestCommand.java
@@ -1 +1 @@
-/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.dolphinscheduler.remote.command;

import org.apache.dolphinscheduler.remote.utils.FastJsonSerializer;

import java.io.Serializable;

/**
 *  execute task request command
 */
public class ExecuteTaskRequestCommand implements Serializable {


    /**
     *  package request command
     *
     * @return command
     */
    public Command convert2Command(){
        Command command = new Command();
        command.setType(CommandType.EXECUTE_TASK_REQUEST);
        byte[] body = FastJsonSerializer.serialize(this);
        command.setBody(body);
        return command;
    }
}
\ No newline at end of file
+/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.dolphinscheduler.remote.command;

import org.apache.dolphinscheduler.remote.utils.FastJsonSerializer;

import java.io.Serializable;

/**
 *  execute task request command
 */
public class ExecuteTaskRequestCommand implements Serializable {

    /**
     *  task instance json
     */
    private String taskInstanceJson;

    public String getTaskInstanceJson() {
        return taskInstanceJson;
    }

    public void setTaskInstanceJson(String taskInstanceJson) {
        this.taskInstanceJson = taskInstanceJson;
    }

    public ExecuteTaskRequestCommand() {
    }

    public ExecuteTaskRequestCommand(String taskInstanceJson) {
        this.taskInstanceJson = taskInstanceJson;
    }

    /**
     *  package request command
     *
     * @return command
     */
    public Command convert2Command(){
        Command command = new Command();
        command.setType(CommandType.EXECUTE_TASK_REQUEST);
        byte[] body = FastJsonSerializer.serialize(this);
        command.setBody(body);
        return command;
    }

    @Override
    public String toString() {
        return "ExecuteTaskRequestCommand{" +
                "taskInstanceJson='" + taskInstanceJson + '\'' +
                '}';
    }
}
\ No newline at end of file
diff --git a/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/command/ExecuteTaskResponseCommand.java b/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/command/ExecuteTaskResponseCommand.java
index 3e6d5c117e..8193c9d96d 100644
--- a/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/command/ExecuteTaskResponseCommand.java
+++ b/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/command/ExecuteTaskResponseCommand.java
@@ -1 +1 @@
-/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.dolphinscheduler.remote.command;

import org.apache.dolphinscheduler.remote.utils.FastJsonSerializer;

import java.io.Serializable;
import java.util.Date;

/**
 *  execute task response command
 */
public class ExecuteTaskResponseCommand implements Serializable {


    public ExecuteTaskResponseCommand() {
    }

    public ExecuteTaskResponseCommand(int taskInstanceId) {
        this.taskInstanceId = taskInstanceId;
    }

    /**
     *  task instance id
     */
    private int taskInstanceId;

    /**
     *  status
     */
    private int status;


    /**
     *  end time
     */
    private Date endTime;


    public int getTaskInstanceId() {
        return taskInstanceId;
    }

    public void setTaskInstanceId(int taskInstanceId) {
        this.taskInstanceId = taskInstanceId;
    }

    public int getStatus() {
        return status;
    }

    public void setStatus(int status) {
        this.status = status;
    }

    public Date getEndTime() {
        return endTime;
    }

    public void setEndTime(Date endTime) {
        this.endTime = endTime;
    }

    public Command convert2Command(){
        Command command = new Command();
        command.setType(CommandType.EXECUTE_TASK_RESPONSE);
        byte[] body = FastJsonSerializer.serialize(this);
        command.setBody(body);
        return command;
    }

}
\ No newline at end of file
+/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.dolphinscheduler.remote.command;

import org.apache.dolphinscheduler.remote.utils.FastJsonSerializer;

import java.io.Serializable;
import java.util.Date;

/**
 *  execute task response command
 */
public class ExecuteTaskResponseCommand implements Serializable {


    public ExecuteTaskResponseCommand() {
    }

    public ExecuteTaskResponseCommand(int taskInstanceId) {
        this.taskInstanceId = taskInstanceId;
    }

    /**
     *  task instance id
     */
    private int taskInstanceId;

    /**
     *  status
     */
    private int status;


    /**
     *  end time
     */
    private Date endTime;


    public int getTaskInstanceId() {
        return taskInstanceId;
    }

    public void setTaskInstanceId(int taskInstanceId) {
        this.taskInstanceId = taskInstanceId;
    }

    public int getStatus() {
        return status;
    }

    public void setStatus(int status) {
        this.status = status;
    }

    public Date getEndTime() {
        return endTime;
    }

    public void setEndTime(Date endTime) {
        this.endTime = endTime;
    }

    /**
     * package response command
     *
     * @param opaque request unique identification
     * @return command
     */
    public Command convert2Command(long opaque){
        Command command = new Command(opaque);
        command.setType(CommandType.EXECUTE_TASK_RESPONSE);
        byte[] body = FastJsonSerializer.serialize(this);
        command.setBody(body);
        return command;
    }

}
\ No newline at end of file
diff --git a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/log/LoggerRequestProcessor.java b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/log/LoggerRequestProcessor.java
index 4e4404ea1c..818b453a1b 100644
--- a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/log/LoggerRequestProcessor.java
+++ b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/log/LoggerRequestProcessor.java
@@ -59,14 +59,14 @@ public class LoggerRequestProcessor implements NettyRequestProcessor {
          */
         final CommandType commandType = command.getType();
         switch (commandType){
-            case GET_LOG_BYTES_REQUEST:
-                GetLogBytesRequestCommand getLogRequest = FastJsonSerializer.deserialize(
-                        command.getBody(), GetLogBytesRequestCommand.class);
-                byte[] bytes = getFileContentBytes(getLogRequest.getPath());
-                GetLogBytesResponseCommand getLogResponse = new GetLogBytesResponseCommand(bytes);
-                channel.writeAndFlush(getLogResponse.convert2Command(command.getOpaque()));
-                break;
-            case VIEW_WHOLE_LOG_REQUEST:
+                case GET_LOG_BYTES_REQUEST:
+                    GetLogBytesRequestCommand getLogRequest = FastJsonSerializer.deserialize(
+                            command.getBody(), GetLogBytesRequestCommand.class);
+                    byte[] bytes = getFileContentBytes(getLogRequest.getPath());
+                    GetLogBytesResponseCommand getLogResponse = new GetLogBytesResponseCommand(bytes);
+                    channel.writeAndFlush(getLogResponse.convert2Command(command.getOpaque()));
+                    break;
+                case VIEW_WHOLE_LOG_REQUEST:
                 ViewLogRequestCommand viewLogRequest = FastJsonSerializer.deserialize(
                         command.getBody(), ViewLogRequestCommand.class);
                 String msg = readWholeFileContent(viewLogRequest.getPath());
diff --git a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/runner/MasterBaseTaskExecThread.java b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/runner/MasterBaseTaskExecThread.java
index f8fcb1456d..8104c42bd0 100644
--- a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/runner/MasterBaseTaskExecThread.java
+++ b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/runner/MasterBaseTaskExecThread.java
@@ -16,10 +16,18 @@
  */
 package org.apache.dolphinscheduler.server.master.runner;
 
+import com.alibaba.fastjson.JSONObject;
 import org.apache.dolphinscheduler.dao.AlertDao;
 import org.apache.dolphinscheduler.dao.entity.ProcessInstance;
 import org.apache.dolphinscheduler.dao.entity.TaskInstance;
 import org.apache.dolphinscheduler.dao.utils.BeanContext;
+import org.apache.dolphinscheduler.remote.NettyRemotingClient;
+import org.apache.dolphinscheduler.remote.command.*;
+import org.apache.dolphinscheduler.remote.command.log.RollViewLogRequestCommand;
+import org.apache.dolphinscheduler.remote.config.NettyClientConfig;
+import org.apache.dolphinscheduler.remote.exceptions.RemotingException;
+import org.apache.dolphinscheduler.remote.utils.Address;
+import org.apache.dolphinscheduler.remote.utils.FastJsonSerializer;
 import org.apache.dolphinscheduler.server.master.config.MasterConfig;
 import org.apache.dolphinscheduler.service.bean.SpringApplicationContext;
 import org.apache.dolphinscheduler.service.process.ProcessService;
@@ -75,6 +83,12 @@ public class MasterBaseTaskExecThread implements Callable<Boolean> {
      */
     private MasterConfig masterConfig;
 
+
+    /**
+     *  netty remoting client
+     */
+    private static final NettyRemotingClient nettyRemotingClient = new NettyRemotingClient(new NettyClientConfig());
+
     /**
      * constructor of MasterBaseTaskExecThread
      * @param taskInstance      task instance
@@ -105,6 +119,38 @@ public class MasterBaseTaskExecThread implements Callable<Boolean> {
         this.cancel = true;
     }
 
+
+    // TODO send task to worker
+    public void sendToWorker(String taskInstanceJson){
+        final Address address = new Address("127.0.0.1", 12346);
+        ExecuteTaskRequestCommand taskRequestCommand = new ExecuteTaskRequestCommand(taskInstanceJson);
+        try {
+            Command responseCommand = nettyRemotingClient.sendSync(address,
+                    taskRequestCommand.convert2Command(), Integer.MAX_VALUE);
+
+            logger.info("receive command : {}", responseCommand);
+
+            final CommandType commandType = responseCommand.getType();
+            switch (commandType){
+                case EXECUTE_TASK_ACK:
+                    ExecuteTaskAckCommand taskAckCommand = FastJsonSerializer.deserialize(
+                            responseCommand.getBody(), ExecuteTaskAckCommand.class);
+                    logger.info("taskAckCommand : {}",taskAckCommand);
+                    break;
+                case EXECUTE_TASK_RESPONSE:
+                    ExecuteTaskResponseCommand taskResponseCommand = FastJsonSerializer.deserialize(
+                            responseCommand.getBody(), ExecuteTaskResponseCommand.class);
+                    logger.info("taskResponseCommand : {}",taskResponseCommand);
+                    break;
+                default:
+                    throw new IllegalArgumentException("unknown commandType");
+            }
+            logger.info("response result : {}",responseCommand);
+        } catch (InterruptedException | RemotingException ex) {
+            logger.error(String.format("send command to : %s error", address), ex);
+        }
+    }
+
     /**
      * submit master base task exec thread
      * @return TaskInstance
@@ -128,7 +174,8 @@ public class MasterBaseTaskExecThread implements Callable<Boolean> {
                 }
                 if(submitDB && !submitQueue){
                     // submit task to queue
-                    submitQueue = processService.submitTaskToQueue(task);
+                    sendToWorker(JSONObject.toJSONString(task));
+                    submitQueue = true;
                 }
                 if(submitDB && submitQueue){
                     return task;
diff --git a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/runner/MasterExecThread.java b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/runner/MasterExecThread.java
index be832174a5..b8bf1c9074 100644
--- a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/runner/MasterExecThread.java
+++ b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/runner/MasterExecThread.java
@@ -160,20 +160,7 @@ public class MasterExecThread implements Runnable {
         this.nettyRemotingClient = nettyRemotingClient;
     }
 
-    //TODO
-    /**端口，默认是123456
-     * 需要构造ExecuteTaskRequestCommand，里面就是TaskInstance的属性。
-     */
-    private void sendToWorker(){
-        final Address address = new Address("localhost", 12346);
-        ExecuteTaskRequestCommand command = new ExecuteTaskRequestCommand();
-        try {
-            Command response = nettyRemotingClient.sendSync(address, command.convert2Command(), 5000);
-            //结果可能为空，所以不用管，能发过去，就行。
-        } catch (InterruptedException | RemotingException ex) {
-            logger.error(String.format("send command to : %s error", address), ex);
-        }
-    }
+
 
 
     @Override
diff --git a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/WorkerServer.java b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/WorkerServer.java
index d014f1ea4e..340a11adf2 100644
--- a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/WorkerServer.java
+++ b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/WorkerServer.java
@@ -35,9 +35,8 @@ import org.apache.dolphinscheduler.remote.config.NettyServerConfig;
 import org.apache.dolphinscheduler.server.registry.ZookeeperRegistryCenter;
 import org.apache.dolphinscheduler.server.utils.ProcessUtils;
 import org.apache.dolphinscheduler.server.worker.config.WorkerConfig;
-import org.apache.dolphinscheduler.server.worker.processor.WorkerNettyRequestProcessor;
+import org.apache.dolphinscheduler.server.worker.processor.WorkerRequestProcessor;
 import org.apache.dolphinscheduler.server.worker.registry.WorkerRegistry;
-import org.apache.dolphinscheduler.server.worker.runner.FetchTaskThread;
 import org.apache.dolphinscheduler.server.zk.ZKWorkerClient;
 import org.apache.dolphinscheduler.service.bean.SpringApplicationContext;
 import org.apache.dolphinscheduler.service.process.ProcessService;
@@ -169,12 +168,12 @@ public class WorkerServer implements IStoppable {
         //init remoting server
         NettyServerConfig serverConfig = new NettyServerConfig();
         this.nettyRemotingServer = new NettyRemotingServer(serverConfig);
-        this.nettyRemotingServer.registerProcessor(CommandType.EXECUTE_TASK_REQUEST, new WorkerNettyRequestProcessor(processService));
+        this.nettyRemotingServer.registerProcessor(CommandType.EXECUTE_TASK_REQUEST, new WorkerRequestProcessor(processService));
         this.nettyRemotingServer.start();
 
-        //worker registry
-        this.workerRegistry = new WorkerRegistry(zookeeperRegistryCenter, serverConfig.getListenPort());
-        this.workerRegistry.registry();
+        // TODO ，because there is a heartbeat, you can reuse the heartbeat logic，worker registry
+//        this.workerRegistry = new WorkerRegistry(zookeeperRegistryCenter, serverConfig.getListenPort());
+//        this.workerRegistry.registry();
 
         this.zkWorkerClient.init();
 
diff --git a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/CallbackChannel.java b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/CallbackChannel.java
index 95345c0b95..e3d893fb7b 100644
--- a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/CallbackChannel.java
+++ b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/CallbackChannel.java
@@ -19,11 +19,19 @@ package org.apache.dolphinscheduler.server.worker.processor;
 
 import io.netty.channel.Channel;
 
-
+/**
+ *  callback channel
+ */
 public class CallbackChannel {
 
+    /**
+     *  channel
+     */
     private Channel channel;
 
+    /**
+     *  equest unique identification
+     */
     private long opaque;
 
     public CallbackChannel(Channel channel, long opaque) {
diff --git a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/TaskInstanceCallbackService.java b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/TaskCallbackService.java
similarity index 77%
rename from dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/TaskInstanceCallbackService.java
rename to dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/TaskCallbackService.java
index 0480d94716..cd62e98a9b 100644
--- a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/TaskInstanceCallbackService.java
+++ b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/TaskCallbackService.java
@@ -26,14 +26,30 @@ import org.apache.dolphinscheduler.remote.command.ExecuteTaskResponseCommand;
 
 import java.util.concurrent.ConcurrentHashMap;
 
-public class TaskInstanceCallbackService {
+/**
+ *  taks callback service
+ */
+public class TaskCallbackService {
 
+    /**
+     *  callback channels
+     */
     private static final ConcurrentHashMap<Integer, CallbackChannel> CALL_BACK_CHANNELS = new ConcurrentHashMap<>();
 
+    /**
+     *  add callback channel
+     * @param taskInstanceId taskInstanceId
+     * @param channel  channel
+     */
     public void addCallbackChannel(int taskInstanceId, CallbackChannel channel){
         CALL_BACK_CHANNELS.put(taskInstanceId, channel);
     }
 
+    /**
+     *  get callback channel
+     * @param taskInstanceId taskInstanceId
+     * @return callback channel
+     */
     public CallbackChannel getCallbackChannel(int taskInstanceId){
         CallbackChannel callbackChannel = CALL_BACK_CHANNELS.get(taskInstanceId);
         if(callbackChannel.getChannel().isActive()){
@@ -45,18 +61,34 @@ public class TaskInstanceCallbackService {
         return callbackChannel;
     }
 
+    /**
+     *  remove callback channels
+     * @param taskInstanceId taskInstanceId
+     */
     public void remove(int taskInstanceId){
         CALL_BACK_CHANNELS.remove(taskInstanceId);
     }
 
+    /**
+     *  send ack
+     * @param taskInstanceId taskInstanceId
+     * @param ackCommand ackCommand
+     */
     public void sendAck(int taskInstanceId, ExecuteTaskAckCommand ackCommand){
         CallbackChannel callbackChannel = getCallbackChannel(taskInstanceId);
         callbackChannel.getChannel().writeAndFlush(ackCommand.convert2Command(callbackChannel.getOpaque()));
     }
 
+    /**
+     *  send result
+     *
+     * @param taskInstanceId taskInstanceId
+     * @param responseCommand responseCommand
+     */
     public void sendResult(int taskInstanceId, ExecuteTaskResponseCommand responseCommand){
         CallbackChannel callbackChannel = getCallbackChannel(taskInstanceId);
-        callbackChannel.getChannel().writeAndFlush(responseCommand.convert2Command()).addListener(new ChannelFutureListener(){
+        callbackChannel.getChannel().writeAndFlush(responseCommand.convert2Command(
+                callbackChannel.getOpaque())).addListener(new ChannelFutureListener(){
 
             @Override
             public void operationComplete(ChannelFuture future) throws Exception {
@@ -68,7 +100,7 @@ public class TaskInstanceCallbackService {
         });
     }
 
-    //TODO
+    // TODO
     private Channel createChannel(){
         return null;
     }
diff --git a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/WorkerNettyRequestProcessor.java b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/WorkerRequestProcessor.java
similarity index 73%
rename from dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/WorkerNettyRequestProcessor.java
rename to dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/WorkerRequestProcessor.java
index 2e5ea99b63..8ea9ccbe5b 100644
--- a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/WorkerNettyRequestProcessor.java
+++ b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/WorkerRequestProcessor.java
@@ -17,6 +17,7 @@
 
 package org.apache.dolphinscheduler.server.worker.processor;
 
+import com.alibaba.fastjson.JSONObject;
 import io.netty.channel.Channel;
 import org.apache.dolphinscheduler.common.enums.ExecutionStatus;
 import org.apache.dolphinscheduler.common.thread.ThreadUtils;
@@ -28,6 +29,8 @@ import org.apache.dolphinscheduler.dao.entity.TaskInstance;
 import org.apache.dolphinscheduler.dao.entity.Tenant;
 import org.apache.dolphinscheduler.remote.command.Command;
 import org.apache.dolphinscheduler.remote.command.CommandType;
+import org.apache.dolphinscheduler.remote.command.ExecuteTaskRequestCommand;
+import org.apache.dolphinscheduler.remote.command.ExecuteTaskResponseCommand;
 import org.apache.dolphinscheduler.remote.processor.NettyRequestProcessor;
 import org.apache.dolphinscheduler.remote.utils.FastJsonSerializer;
 import org.apache.dolphinscheduler.server.worker.config.WorkerConfig;
@@ -40,32 +43,56 @@ import org.slf4j.LoggerFactory;
 import java.util.Date;
 import java.util.concurrent.ExecutorService;
 
+/**
+ *  worker request processor
+ */
+public class WorkerRequestProcessor implements NettyRequestProcessor {
 
-public class WorkerNettyRequestProcessor implements NettyRequestProcessor {
-
-    private final Logger logger = LoggerFactory.getLogger(WorkerNettyRequestProcessor.class);
+    private final Logger logger = LoggerFactory.getLogger(WorkerRequestProcessor.class);
 
+    /**
+     * process service
+     */
     private final ProcessService processService;
 
+    /**
+     *  thread executor service
+     */
     private final ExecutorService workerExecService;
 
+    /**
+     *  worker config
+     */
     private final WorkerConfig workerConfig;
 
-    private final TaskInstanceCallbackService taskInstanceCallbackService;
+    /**
+     *  task callback service
+     */
+    private final TaskCallbackService taskCallbackService;
 
-    public WorkerNettyRequestProcessor(ProcessService processService){
+    public WorkerRequestProcessor(ProcessService processService){
         this.processService = processService;
-        this.taskInstanceCallbackService = new TaskInstanceCallbackService();
+        this.taskCallbackService = new TaskCallbackService();
         this.workerConfig = SpringApplicationContext.getBean(WorkerConfig.class);
         this.workerExecService = ThreadUtils.newDaemonFixedThreadExecutor("Worker-Execute-Thread", workerConfig.getWorkerExecThreads());
     }
 
     @Override
     public void process(Channel channel, Command command) {
-        Preconditions.checkArgument(CommandType.EXECUTE_TASK_REQUEST == command.getType(), String.format("invalid command type : %s", command.getType()));
-        logger.debug("received command : {}", command);
-        TaskInstance taskInstance = FastJsonSerializer.deserialize(command.getBody(), TaskInstance.class);
-        //TODO 需要干掉，然后移到master里面。
+        Preconditions.checkArgument(CommandType.EXECUTE_TASK_REQUEST == command.getType(),
+                String.format("invalid command type : %s", command.getType()));
+        logger.info("received command : {}", command);
+        ExecuteTaskRequestCommand taskRequestCommand = FastJsonSerializer.deserialize(
+                command.getBody(), ExecuteTaskRequestCommand.class);
+
+        String taskInstanceJson = taskRequestCommand.getTaskInstanceJson();
+
+        TaskInstance taskInstance = JSONObject.parseObject(taskInstanceJson, TaskInstance.class);
+
+        taskInstance = processService.getTaskInstanceDetailByTaskId(taskInstance.getId());
+
+
+        //TODO this logic need add to master
         int userId = taskInstance.getProcessDefine() == null ? 0 : taskInstance.getProcessDefine().getUserId();
         Tenant tenant = processService.getTenantForProcess(taskInstance.getProcessInstance().getTenantId(), userId);
         // verify tenant is null
@@ -77,7 +104,8 @@ public class WorkerNettyRequestProcessor implements NettyRequestProcessor {
         String userQueue = processService.queryUserQueueByProcessInstanceId(taskInstance.getProcessInstanceId());
         taskInstance.getProcessInstance().setQueue(StringUtils.isEmpty(userQueue) ? tenant.getQueue() : userQueue);
         taskInstance.getProcessInstance().setTenantCode(tenant.getTenantCode());
-        //TODO 到这里。
+        //TODO end
+
         // local execute path
         String execLocalPath = getExecLocalPath(taskInstance);
         logger.info("task instance  local execute path : {} ", execLocalPath);
@@ -88,11 +116,21 @@ public class WorkerNettyRequestProcessor implements NettyRequestProcessor {
         } catch (Exception ex){
             logger.error(String.format("create execLocalPath : %s", execLocalPath), ex);
         }
+
+        taskCallbackService.addCallbackChannel(taskInstance.getId(),
+                new CallbackChannel(channel, command.getOpaque()));
+
         // submit task
-        taskInstanceCallbackService.addCallbackChannel(taskInstance.getId(), new CallbackChannel(channel, command.getOpaque()));
-        workerExecService.submit(new TaskScheduleThread(taskInstance, processService, taskInstanceCallbackService));
+        workerExecService.submit(new TaskScheduleThread(taskInstance,
+                processService, taskCallbackService));
     }
 
+    /**
+     *  whehter tenant is null
+     * @param tenant tenant
+     * @param taskInstance taskInstance
+     * @return result
+     */
     private boolean verifyTenantIsNull(Tenant tenant, TaskInstance taskInstance) {
         if(tenant == null){
             logger.error("tenant not exists,process instance id : {},task instance id : {}",
@@ -103,6 +141,11 @@ public class WorkerNettyRequestProcessor implements NettyRequestProcessor {
         return false;
     }
 
+    /**
+     *  get execute local path
+     * @param taskInstance taskInstance
+     * @return execute local path
+     */
     private String getExecLocalPath(TaskInstance taskInstance){
         return FileUtils.getProcessExecDir(taskInstance.getProcessDefine().getProjectId(),
                 taskInstance.getProcessDefine().getId(),
diff --git a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/registry/WorkerRegistry.java b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/registry/WorkerRegistry.java
index 396b009c01..fc81638705 100644
--- a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/registry/WorkerRegistry.java
+++ b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/registry/WorkerRegistry.java
@@ -24,20 +24,36 @@ import org.apache.dolphinscheduler.server.registry.ZookeeperRegistryCenter;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-
+/**
+ *  worker registry
+ */
 public class WorkerRegistry {
 
     private final Logger logger = LoggerFactory.getLogger(WorkerRegistry.class);
 
+    /**
+     *  zookeeper registry center
+     */
     private final ZookeeperRegistryCenter zookeeperRegistryCenter;
 
+    /**
+     *  port
+     */
     private final int port;
 
+    /**
+     *  construct
+     * @param zookeeperRegistryCenter zookeeperRegistryCenter
+     * @param port port
+     */
     public WorkerRegistry(ZookeeperRegistryCenter zookeeperRegistryCenter, int port){
         this.zookeeperRegistryCenter = zookeeperRegistryCenter;
         this.port = port;
     }
 
+    /**
+     *  registry
+     */
     public void registry() {
         String address = Constants.LOCAL_ADDRESS;
         String localNodePath = getWorkerPath();
@@ -58,6 +74,9 @@ public class WorkerRegistry {
         logger.info("scheduler node : {} registry to ZK successfully.", address);
     }
 
+    /**
+     *  remove registry info
+     */
     public void unRegistry() {
         String address = getLocalAddress();
         String localNodePath = getWorkerPath();
@@ -65,12 +84,20 @@ public class WorkerRegistry {
         logger.info("worker node : {} unRegistry to ZK.", address);
     }
 
+    /**
+     *  get worker path
+     * @return
+     */
     private String getWorkerPath() {
         String address = getLocalAddress();
         String localNodePath = this.zookeeperRegistryCenter.getWorkerPath() + "/" + address;
         return localNodePath;
     }
 
+    /**
+     *  get local address
+     * @return
+     */
     private String getLocalAddress(){
         return Constants.LOCAL_ADDRESS + ":" + port;
     }
diff --git a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/runner/FetchTaskThread.java b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/runner/FetchTaskThread.java
index 013db83761..9e0c452a80 100644
--- a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/runner/FetchTaskThread.java
+++ b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/runner/FetchTaskThread.java
@@ -235,7 +235,7 @@ public class FetchTaskThread implements Runnable{
 
                     logger.info("task : {} ready to submit to task scheduler thread",taskInstId);
                     // submit task
-                    workerExecService.submit(new TaskScheduleThread(taskInstance, processService));
+//                    workerExecService.submit(new TaskScheduleThread(taskInstance, processService));
 
                     // remove node from zk
                     removeNodeFromTaskQueue(taskQueueStr);
diff --git a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/runner/TaskScheduleThread.java b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/runner/TaskScheduleThread.java
index 96cb0c2246..bb233b559e 100644
--- a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/runner/TaskScheduleThread.java
+++ b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/runner/TaskScheduleThread.java
@@ -35,10 +35,9 @@ import org.apache.dolphinscheduler.common.utils.LoggerUtils;
 import org.apache.dolphinscheduler.common.utils.TaskParametersUtils;
 import org.apache.dolphinscheduler.dao.entity.ProcessInstance;
 import org.apache.dolphinscheduler.dao.entity.TaskInstance;
-import org.apache.dolphinscheduler.remote.NettyRemotingClient;
 import org.apache.dolphinscheduler.remote.command.ExecuteTaskAckCommand;
 import org.apache.dolphinscheduler.remote.command.ExecuteTaskResponseCommand;
-import org.apache.dolphinscheduler.server.worker.processor.TaskInstanceCallbackService;
+import org.apache.dolphinscheduler.server.worker.processor.TaskCallbackService;
 import org.apache.dolphinscheduler.server.worker.task.AbstractTask;
 import org.apache.dolphinscheduler.server.worker.task.TaskManager;
 import org.apache.dolphinscheduler.server.worker.task.TaskProps;
@@ -80,7 +79,7 @@ public class TaskScheduleThread implements Runnable {
     /**
      *  task instance callback service
      */
-    private TaskInstanceCallbackService taskInstanceCallbackService;
+    private TaskCallbackService taskInstanceCallbackService;
 
     /**
      * constructor
@@ -88,7 +87,7 @@ public class TaskScheduleThread implements Runnable {
      * @param taskInstance  task instance
      * @param processService    process dao
      */
-    public TaskScheduleThread(TaskInstance taskInstance, ProcessService processService, TaskInstanceCallbackService taskInstanceCallbackService){
+    public TaskScheduleThread(TaskInstance taskInstance, ProcessService processService, TaskCallbackService taskInstanceCallbackService){
         this.processService = processService;
         this.taskInstance = taskInstance;
         this.taskInstanceCallbackService = taskInstanceCallbackService;
@@ -97,6 +96,9 @@ public class TaskScheduleThread implements Runnable {
     @Override
     public void run() {
 
+        // TODO Need to be removed and kept temporarily update task instance state
+        updateTaskState(taskInstance.getTaskType());
+
         ExecuteTaskResponseCommand responseCommand = new ExecuteTaskResponseCommand(taskInstance.getId());
 
         try {
@@ -169,6 +171,12 @@ public class TaskScheduleThread implements Runnable {
         }catch (Exception e){
             logger.error("task scheduler failure", e);
             kill();
+
+            //TODO Need to be removed and kept temporarily update task instance state
+            processService.changeTaskState(ExecutionStatus.FAILURE,
+                    new Date(),
+                    taskInstance.getId());
+
             responseCommand.setStatus(ExecutionStatus.FAILURE.getCode());
             responseCommand.setEndTime(new Date());
 
@@ -176,6 +184,14 @@ public class TaskScheduleThread implements Runnable {
             taskInstanceCallbackService.sendResult(taskInstance.getId(), responseCommand);
         }
 
+        logger.info("task instance id : {},task final status : {}",
+                taskInstance.getId(),
+                task.getExitStatus());
+        // update task instance state
+        processService.changeTaskState(task.getExitStatus(),
+                new Date(),
+                taskInstance.getId());
+
     }
 
     /**
@@ -342,4 +358,28 @@ public class TaskScheduleThread implements Runnable {
         PermissionCheck<String> permissionCheck = new PermissionCheck<>(AuthorizationType.RESOURCE_FILE, processService,resNames,userId,logger);
         permissionCheck.checkPermission();
     }
+
+    /**
+     *  update task state according to task type
+     * @param taskType
+     */
+    private void updateTaskState(String taskType) {
+        // update task status is running
+        if(taskType.equals(TaskType.SQL.name())  ||
+                taskType.equals(TaskType.PROCEDURE.name())){
+            processService.changeTaskState(ExecutionStatus.RUNNING_EXEUTION,
+                    taskInstance.getStartTime(),
+                    taskInstance.getHost(),
+                    null,
+                    getTaskLogPath(),
+                    taskInstance.getId());
+        }else{
+            processService.changeTaskState(ExecutionStatus.RUNNING_EXEUTION,
+                    taskInstance.getStartTime(),
+                    taskInstance.getHost(),
+                    taskInstance.getExecutePath(),
+                    getTaskLogPath(),
+                    taskInstance.getId());
+        }
+    }
 }
\ No newline at end of file
diff --git a/dolphinscheduler-server/src/test/java/org/apache/dolphinscheduler/server/master/MasterExecThreadTest.java b/dolphinscheduler-server/src/test/java/org/apache/dolphinscheduler/server/master/MasterExecThreadTest.java
index 770ab3cff6..19a96a7be8 100644
--- a/dolphinscheduler-server/src/test/java/org/apache/dolphinscheduler/server/master/MasterExecThreadTest.java
+++ b/dolphinscheduler-server/src/test/java/org/apache/dolphinscheduler/server/master/MasterExecThreadTest.java
@@ -91,7 +91,7 @@ public class MasterExecThreadTest {
         processDefinition.setGlobalParamList(Collections.EMPTY_LIST);
         Mockito.when(processInstance.getProcessDefinition()).thenReturn(processDefinition);
 
-        masterExecThread = PowerMockito.spy(new MasterExecThread(processInstance, processService));
+        masterExecThread = PowerMockito.spy(new MasterExecThread(processInstance, processService,null));
         // prepareProcess init dag
         Field dag = MasterExecThread.class.getDeclaredField("dag");
         dag.setAccessible(true);