diff --git a/libs/horizon/src/renderer/taskExecutor/BrowserAsync.ts b/libs/horizon/src/renderer/taskExecutor/BrowserAsync.ts
index 2aeead9f..6da28613 100644
--- a/libs/horizon/src/renderer/taskExecutor/BrowserAsync.ts
+++ b/libs/horizon/src/renderer/taskExecutor/BrowserAsync.ts
@@ -23,6 +23,10 @@ let port1 = null;
 let port2 = null;
 let isTestRuntime = false;
 
+export function isOverTime() {
+  return false;
+}
+
 // 1、设置deadline；2、回调TaskExecutor传过来的browserCallback
 const callRenderTasks = () => {
   if (browserCallback === null) {
diff --git a/libs/horizon/src/renderer/taskExecutor/TaskExecutor.ts b/libs/horizon/src/renderer/taskExecutor/TaskExecutor.ts
index ac5ce9b3..8613cfca 100644
--- a/libs/horizon/src/renderer/taskExecutor/TaskExecutor.ts
+++ b/libs/horizon/src/renderer/taskExecutor/TaskExecutor.ts
@@ -18,7 +18,7 @@
  */
 
 import { Node } from '../taskExecutor/TaskQueue';
-import { requestBrowserCallback } from './BrowserAsync';
+import { requestBrowserCallback, isOverTime } from './BrowserAsync';
 
 import { add, shift, first, remove } from './TaskQueue';
 
@@ -44,6 +44,11 @@ function callTasks() {
 
     // 循环执行task
     while (task !== null) {
+      if (isOverTime()) {
+        // 超过了deadline
+        break;
+      }
+
       const callback = task.callback;
       if (callback !== null) {
         task.callback = null;