diff --git a/Bench4Q-Master/src/main/java/org/bench4q/master/domain/entity/TestPlan.java b/Bench4Q-Master/src/main/java/org/bench4q/master/domain/entity/TestPlan.java
index 731f07f2..9ff78811 100644
--- a/Bench4Q-Master/src/main/java/org/bench4q/master/domain/entity/TestPlan.java
+++ b/Bench4Q-Master/src/main/java/org/bench4q/master/domain/entity/TestPlan.java
@@ -30,8 +30,6 @@ import org.bench4q.master.domain.service.TestResultSave;
 import org.bench4q.master.domain.valueobject.limitation.TestPlanObserver;
 import org.bench4q.master.domain.valueobject.transaction.impl.TestPlanLoadApplication;
 import org.bench4q.share.enums.master.TestPlanStatus;
-import org.bench4q.share.helper.MarshalHelper;
-import org.bench4q.share.models.monitor.LimitModel;
 
 @Entity
 @Table(name = "testplan")
@@ -51,7 +49,7 @@ public class TestPlan implements IAggregate {
 	private TestResultSave testResultSave;
 	private TestPlanRepository repository;
 	private boolean hasToStop;
-	private LimitModel limitModel;
+	private String limitModel;
 	private List<TestPlanObserver> observers = new ArrayList<TestPlanObserver>();
 
 	@Id
@@ -265,10 +263,9 @@ public class TestPlan implements IAggregate {
 		}
 		//start monitor to check the limit
 		UUID testPlanIdUuid = UUID.fromString(this.testPlanRunId);
-		String limitModelString = MarshalHelper.tryMarshal(this.limitModel);
 		if (getMonitors() != null) {
 			for (Monitor monitor : getMonitors()) {
-				monitor.start(testPlanIdUuid, limitModelString);
+				monitor.start(testPlanIdUuid, this.limitModel);
 			}
 		}
 	}
@@ -349,12 +346,12 @@ public class TestPlan implements IAggregate {
 		this.hasToStop = hasToStop;
 	}
 
-	@Transient
-	public LimitModel getLimitModel() {
+	@Column(name = "limitModel",columnDefinition = "LONGTEXT", nullable = true)
+	public String getLimitModel() {
 		return limitModel;
 	}
 
-	public void setLimitModel(LimitModel limitModel) {
+	public void setLimitModel(String limitModel) {
 		this.limitModel = limitModel;
 	}
 
diff --git a/Bench4Q-Master/src/main/java/org/bench4q/master/domain/factory/TestPlanFactory.java b/Bench4Q-Master/src/main/java/org/bench4q/master/domain/factory/TestPlanFactory.java
index 95c230a0..08dd37fd 100644
--- a/Bench4Q-Master/src/main/java/org/bench4q/master/domain/factory/TestPlanFactory.java
+++ b/Bench4Q-Master/src/main/java/org/bench4q/master/domain/factory/TestPlanFactory.java
@@ -43,6 +43,7 @@ import org.bench4q.share.models.master.MonitorModel;
 import org.bench4q.share.models.master.RunningScriptModel;
 import org.bench4q.share.models.master.TestPlanModel;
 import org.bench4q.share.models.master.statistics.ScriptResultModel;
+import org.bench4q.share.models.monitor.LimitModel;
 import org.bench4q.share.models.monitor.MonitorMain;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
@@ -142,7 +143,10 @@ public class TestPlanFactory {
 			monitors.add(monitorInBusiness);
 		}
 		result.setMonitors(monitors);
-		result.setLimitModel(testPlanModel.getLimitModel());
+		LimitModel limitModel = testPlanModel.getLimitModel();
+		if(limitModel != null){
+			result.setLimitModel(MarshalHelper.tryMarshal(testPlanModel.getLimitModel()));
+		}
 		return result;
 	}
 
diff --git a/Bench4Q-Web/src/main/webapp/script/TestPlan/TestPlanServer.js b/Bench4Q-Web/src/main/webapp/script/TestPlan/TestPlanServer.js
index 5825d460..d6ce8162 100644
--- a/Bench4Q-Web/src/main/webapp/script/TestPlan/TestPlanServer.js
+++ b/Bench4Q-Web/src/main/webapp/script/TestPlan/TestPlanServer.js
@@ -81,7 +81,16 @@ function getPointModelList(allocation,chartPoint){
 	return pointModelList;
 }
 function getLimitValue(){
-	
+	var limitableFieldArray = $("#targetMode").find("input[class='load-config-input limitable-field']");
+	var params = new Array();
+	for(var i=0;i< limitableFieldArray.length;i++){
+		var field = limitableFieldArray[i];
+		var name = field.name;
+		var value = field.value;
+		var param = new ParameterModel(name,value);
+		params.push(param);
+	}
+	return new LimitModel(params);
 }
 function start() {
 	var scriptList = new Array();
@@ -113,6 +122,17 @@ function start() {
 	//delete last |
 	if(filterTypeMatches != "")
 		filterTypeMatches = filterTypeMatches.substring(0,filterTypeMatches.length-1);
+	
+	var selectMode = $('input[name="modeSelect"]:checked').val();
+	var currentChart;
+	var limitModel = null;
+	if(selectMode == "custom mode"){
+		currentChart = customChart;
+	}else{
+		currentChart = targetChart;
+		//collect limit
+		limitModel = getLimitValue();
+	}
 	var chartPoint = currentChart.options.series[0].data;
 	//get schedule model by selected mode
 	for ( var k = 0; k < input.length; k++){
@@ -120,8 +140,6 @@ function start() {
 		scriptList.push(new ScriptModel(scriptIdList[k],scheduleModel ,isFilterTimer,filterTypeMatches));
 	}
 
-	//collect limit
-	var limitModel = getLimitValue();
 	var name = $("#testConfigurationName").val();
 	var testPlan = new TestPlanRequestModel(scriptList, ipList, name, limitModel);
 	$.ajax({
@@ -159,7 +177,7 @@ function loadLimitableFields(){
 				var tdNode2 = document.createElement("td");
 				var inputNode = document.createElement("input");
 				inputNode.setAttribute("name", script[j]);
-				inputNode.setAttribute("class","load-config-input");
+				inputNode.setAttribute("class","load-config-input limitable-field");
 				inputNode.setAttribute("type","text");
 				if(j%2){
 					tdNode.appendChild(textNode);
diff --git a/Bench4Q-Web/src/main/webapp/script/TestPlan/TestPlanUI.js b/Bench4Q-Web/src/main/webapp/script/TestPlan/TestPlanUI.js
index b38fece6..11efec70 100644
--- a/Bench4Q-Web/src/main/webapp/script/TestPlan/TestPlanUI.js
+++ b/Bench4Q-Web/src/main/webapp/script/TestPlan/TestPlanUI.js
@@ -81,7 +81,7 @@ function loadSchedulePlot() {
 		options.series[0].data.push([ExecuteRange,RequireLoad]);
 	}
 	var chart = new Highcharts.Chart(options);
-	currentChart = chart;
+	customChart = chart;
 }
 
 
@@ -172,7 +172,7 @@ function loadSchedulePlot2() {
 			}
 		},
 		series : [ {
-			data : [[ 0 , 0 ]]
+			data : []
 		} ]
 	}; 
 	var InitialUsers = parseInt($('input[name="initial-users"]').val());
@@ -186,5 +186,5 @@ function loadSchedulePlot2() {
 	}
 
 	var chart = new Highcharts.Chart(options);
-	currentChart = chart;
+	targetChart = chart;
 }
\ No newline at end of file
diff --git a/Bench4Q-Web/src/main/webapp/script/TestPlan/test.js b/Bench4Q-Web/src/main/webapp/script/TestPlan/test.js
index 12d1c3b7..0f808a90 100644
--- a/Bench4Q-Web/src/main/webapp/script/TestPlan/test.js
+++ b/Bench4Q-Web/src/main/webapp/script/TestPlan/test.js
@@ -1,4 +1,5 @@
-var currentChart;
+var customChart;
+var targetChart;
 $(document).ready(function() {
 	loadScripts();
 	loadSchedulePlot();
diff --git a/Bench4Q-Web/src/main/webapp/test.jsp b/Bench4Q-Web/src/main/webapp/test.jsp
index dd964734..9a60bff7 100644
--- a/Bench4Q-Web/src/main/webapp/test.jsp
+++ b/Bench4Q-Web/src/main/webapp/test.jsp
@@ -162,7 +162,7 @@ body {
 													class="load-config-input" type="text" value="10" 
 													onblur="loadSchedulePlot2();checkLoadConfig()" /></td>
 												<td><input name="maximum-users"
-													class="load-config-input" type="text" value="10"
+													class="load-config-input" type="text" value="20"
 													onblur="loadSchedulePlot2();checkLoadConfig()" /></td>
 											</tr>
 											<tr>