diff --git a/Bench4Q-Monitor-Sigar/src/main/java/org/bench4q/monitor/MonitorServer.java b/Bench4Q-Monitor-Sigar/src/main/java/org/bench4q/monitor/MonitorServer.java
index 158e0c3f..42e525fc 100644
--- a/Bench4Q-Monitor-Sigar/src/main/java/org/bench4q/monitor/MonitorServer.java
+++ b/Bench4Q-Monitor-Sigar/src/main/java/org/bench4q/monitor/MonitorServer.java
@@ -72,7 +72,7 @@ public class MonitorServer {
 
 	public static void main(String[] args) throws InterruptedException {
 
-		MonitorServer monitorServer = new MonitorServer(5557);
+		MonitorServer monitorServer = new MonitorServer(5556);
 		monitorServer.start();
 	}
 }
diff --git a/Bench4Q-Monitor-Sigar/src/main/java/org/bench4q/monitor/api/MainController.java b/Bench4Q-Monitor-Sigar/src/main/java/org/bench4q/monitor/api/MainController.java
index 33619426..7dd01149 100644
--- a/Bench4Q-Monitor-Sigar/src/main/java/org/bench4q/monitor/api/MainController.java
+++ b/Bench4Q-Monitor-Sigar/src/main/java/org/bench4q/monitor/api/MainController.java
@@ -1,6 +1,5 @@
 package org.bench4q.monitor.api;
 
-import java.util.Date;
 import java.util.concurrent.ExecutionException;
 
 import org.bench4q.monitor.model.MonitorMain;
@@ -15,8 +14,7 @@ public class MainController {
 	@RequestMapping("/all")
 	@ResponseBody
 	MonitorMain getMainModel() throws SigarException, InterruptedException, ExecutionException {
-		Date date = new Date();
-		MonitorMain retModel = new MonitorMain(date);
+		MonitorMain retModel = new MonitorMain();
 		return retModel;
 	}
 
diff --git a/Bench4Q-Monitor-Sigar/src/main/java/org/bench4q/monitor/model/MonitorMain.java b/Bench4Q-Monitor-Sigar/src/main/java/org/bench4q/monitor/model/MonitorMain.java
index a3c04f7c..3fba494a 100644
--- a/Bench4Q-Monitor-Sigar/src/main/java/org/bench4q/monitor/model/MonitorMain.java
+++ b/Bench4Q-Monitor-Sigar/src/main/java/org/bench4q/monitor/model/MonitorMain.java
@@ -9,40 +9,33 @@ import java.text.SimpleDateFormat;
 
 import javax.xml.bind.annotation.XmlElement;
 import javax.xml.bind.annotation.XmlRootElement;
-import javax.xml.bind.annotation.XmlType;
 
 import org.hyperic.sigar.SigarException;
 
 import com.google.gson.annotations.Expose;
 
 @XmlRootElement(name = "history")
-@XmlType
 public class MonitorMain {
-	@Expose
 	@XmlElement
 	private String date;
-	@Expose
 	@XmlElement(name = "processor_info")
 	private ProcessorModel processorModel;
-	@Expose
 	@XmlElement(name = "memory_info")
 	private MemoryModel memoryModel;
-	@Expose
 	@XmlElement(name = "disk_info")
 	private PhysicalDiskModel physicalDiskModel;
 	@Expose
 	@XmlElement(name = "network_info")
 	private NetworkInterfaceModel networkInterfaceModel;
-	@Expose
 	@XmlElement(name = "process_info")
 	private ProcessModel processModel;
 	private SimpleDateFormat dateFormat = new SimpleDateFormat(
 			"yyyy-MM-dd-HH-mm-ss");
 
-	public MonitorMain(Date date) throws SigarException, InterruptedException,
+	public MonitorMain() throws SigarException, InterruptedException,
 			ExecutionException {
 		dateFormat.setTimeZone(TimeZone.getTimeZone("Asia/Shanghai"));
-		this.date = dateFormat.format(date);
+		this.date = dateFormat.format(new Date());
 		long startTime = System.currentTimeMillis();
 		List<Thread> threadList = new ArrayList<Thread>();
 		threadList.add(new Thread(new ProcessModel(this)));
diff --git a/Bench4Q-Monitor-Sigar/src/main/java/org/bench4q/monitor/service/WriteSystemInfoToLocalDisk.java b/Bench4Q-Monitor-Sigar/src/main/java/org/bench4q/monitor/service/WriteSystemInfoToLocalDisk.java
index 64be7e6e..7a9decb5 100644
--- a/Bench4Q-Monitor-Sigar/src/main/java/org/bench4q/monitor/service/WriteSystemInfoToLocalDisk.java
+++ b/Bench4Q-Monitor-Sigar/src/main/java/org/bench4q/monitor/service/WriteSystemInfoToLocalDisk.java
@@ -30,11 +30,10 @@ public class WriteSystemInfoToLocalDisk {
 	public void writeCurrentSystemInfoToLocalDisk() throws SigarException,
 			InterruptedException, ExecutionException, IOException {
 		dateFormat.setTimeZone(TimeZone.getTimeZone("Asia/Shanghai"));
-		Date date = new Date();
-		MonitorMain mainModel = new MonitorMain(date);
+		MonitorMain mainModel = new MonitorMain();
 		FileWriter writer = null;
 		try {
-			writer = new FileWriter(savePath + dateFormat.format(date)
+			writer = new FileWriter(savePath + dateFormat.format(new Date())
 					+ ".json");
 			Gson gson = new GsonBuilder()
 					.excludeFieldsWithoutExposeAnnotation().create();