diff --git a/backend/main.go b/backend/main.go
index 8b7af36f..8819c0da 100644
--- a/backend/main.go
+++ b/backend/main.go
@@ -243,16 +243,16 @@ func main() {
 			{
 				authGroup.GET("/variables", routes.GetVariableList)      // 列表
 				authGroup.PUT("/variable", routes.PutVariable)           // 新增
-				authGroup.POST("/variable/:id", routes.PostVariable)     //修改
-				authGroup.DELETE("/variable/:id", routes.DeleteVariable) //删除
+				authGroup.POST("/variable/:id", routes.PostVariable)     // 修改
+				authGroup.DELETE("/variable/:id", routes.DeleteVariable) // 删除
 			}
 			// 项目
 			{
 				authGroup.GET("/projects", routes.GetProjectList)       // 列表
 				authGroup.GET("/projects/tags", routes.GetProjectTags)  // 项目标签
-				authGroup.PUT("/projects", routes.PutProject)           //修改
+				authGroup.PUT("/projects", routes.PutProject)           // 修改
 				authGroup.POST("/projects/:id", routes.PostProject)     // 新增
-				authGroup.DELETE("/projects/:id", routes.DeleteProject) //删除
+				authGroup.DELETE("/projects/:id", routes.DeleteProject) // 删除
 			}
 			// 统计数据
 			authGroup.GET("/stats/home", routes.GetHomeStats) // 首页统计数据
diff --git a/backend/routes/setting.go b/backend/routes/setting.go
index 83976455..66ee7128 100644
--- a/backend/routes/setting.go
+++ b/backend/routes/setting.go
@@ -9,6 +9,7 @@ import (
 type SettingBody struct {
 	AllowRegister  string `json:"allow_register"`
 	EnableTutorial string `json:"enable_tutorial"`
+	RunOnMaster    string `json:"run_on_master"`
 }
 
 func GetVersion(c *gin.Context) {
@@ -25,6 +26,7 @@ func GetSetting(c *gin.Context) {
 	body := SettingBody{
 		AllowRegister:  viper.GetString("setting.allowRegister"),
 		EnableTutorial: viper.GetString("setting.enableTutorial"),
+		RunOnMaster:    viper.GetString("setting.runOnMaster"),
 	}
 
 	c.JSON(http.StatusOK, Response{
diff --git a/backend/services/task.go b/backend/services/task.go
index 55c37140..469fa8da 100644
--- a/backend/services/task.go
+++ b/backend/services/task.go
@@ -853,10 +853,18 @@ func SendNotifications(u model.User, t model.Task, s model.Spider) {
 }
 
 func InitTaskExecutor() error {
+	// 构造任务执行器
 	c := cron.New(cron.WithSeconds())
 	Exec = &Executor{
 		Cron: c,
 	}
+
+	// 如果不允许主节点运行任务，则跳过
+	if model.IsMaster() && viper.GetString("setting.runOnMaster") == "N" {
+		return nil
+	}
+
+	// 运行定时任务
 	if err := Exec.Start(); err != nil {
 		return err
 	}
diff --git a/frontend/src/components/Common/CrawlConfirmDialog.vue b/frontend/src/components/Common/CrawlConfirmDialog.vue
index 93d62d9d..001be5b5 100644
--- a/frontend/src/components/Common/CrawlConfirmDialog.vue
+++ b/frontend/src/components/Common/CrawlConfirmDialog.vue
@@ -29,7 +29,7 @@
               v-for="op in nodeList"
               :key="op._id"
               :value="op._id"
-              :disabled="op.status !== 'online'"
+              :disabled="isNodeDisabled(op)"
               :label="op.name"
             />
           </el-select>
@@ -139,6 +139,9 @@ export default {
     ...mapState('spider', [
       'spiderForm'
     ]),
+    ...mapState('setting', [
+      'setting'
+    ]),
     isConfirmDisabled () {
       if (this.isLoading) return true
       if (!this.isAllowDisclaimer) return true
@@ -291,6 +294,11 @@ export default {
     onParametersConfirm (value) {
       this.form.param = value
       this.isParametersVisible = false
+    },
+    isNodeDisabled (node) {
+      if (node.status !== 'online') return true
+      if (node.is_master && this.setting.run_on_master === 'N') return true
+      return false
     }
   }
 }