diff --git a/01-placeorder/src/main/resources/application.yml b/01-placeorder/src/main/resources/application.yml
index 06a4d0d..4b5ff9d 100644
--- a/01-placeorder/src/main/resources/application.yml
+++ b/01-placeorder/src/main/resources/application.yml
@@ -1,10 +1,10 @@
 server:
-                       port: 80
+  port: 80
 
-                       spring:
-                         application:
-                           name: placeorder
-                         cloud:
-                           nacos:
-                             discovery:
-                               server-addr: 114.116.226.76:8848
\ No newline at end of file
+spring:
+  application:
+    name: placeorder
+  cloud:
+    nacos:
+      discovery:
+        server-addr: 114.116.226.76:8848
\ No newline at end of file
diff --git a/02-itemstock/src/main/java/com/mashibing/controller/ItemStockController.java b/02-itemstock/src/main/java/com/mashibing/controller/ItemStockController.java
index 9848a5c..6006781 100644
--- a/02-itemstock/src/main/java/com/mashibing/controller/ItemStockController.java
+++ b/02-itemstock/src/main/java/com/mashibing/controller/ItemStockController.java
@@ -13,7 +13,8 @@ public class ItemStockController {
     private static int stock = 10;
 
     @GetMapping("/decr")
-    public void decr(){
+    public void decr() throws InterruptedException {
+        Thread.sleep(400);
         stock--;
         if(stock < 0){
             throw new RuntimeException("商品库存不足！");
diff --git a/03-ordermanage/src/main/java/com/mashibing/controller/OrderManageController.java b/03-ordermanage/src/main/java/com/mashibing/controller/OrderManageController.java
index abbea87..c8a7abc 100644
--- a/03-ordermanage/src/main/java/com/mashibing/controller/OrderManageController.java
+++ b/03-ordermanage/src/main/java/com/mashibing/controller/OrderManageController.java
@@ -11,7 +11,8 @@ import org.springframework.web.bind.annotation.RestController;
 public class OrderManageController {
 
     @GetMapping("create")
-    public void create(){
+    public void create() throws InterruptedException {
+        Thread.sleep(400);
         System.out.println("创建订单成功！");
     }
 
diff --git a/04-coupon/src/main/java/com/mashibing/controller/CouponController.java b/04-coupon/src/main/java/com/mashibing/controller/CouponController.java
index b065751..5e98feb 100644
--- a/04-coupon/src/main/java/com/mashibing/controller/CouponController.java
+++ b/04-coupon/src/main/java/com/mashibing/controller/CouponController.java
@@ -11,7 +11,8 @@ import org.springframework.web.bind.annotation.RestController;
 public class CouponController {
 
     @GetMapping("/coupon")
-    public void coupon(){
+    public void coupon() throws InterruptedException {
+        Thread.sleep(400);
         System.out.println("优惠券预扣除成功！");
     }
 
diff --git a/05-userpoints/src/main/java/com/mashibing/controller/UserPointsController.java b/05-userpoints/src/main/java/com/mashibing/controller/UserPointsController.java
index 76fa87f..0aec7be 100644
--- a/05-userpoints/src/main/java/com/mashibing/controller/UserPointsController.java
+++ b/05-userpoints/src/main/java/com/mashibing/controller/UserPointsController.java
@@ -11,7 +11,8 @@ import org.springframework.web.bind.annotation.RestController;
 public class UserPointsController {
 
     @GetMapping("/up")
-    public void up(){
+    public void up() throws InterruptedException {
+        Thread.sleep(400);
         System.out.println("扣除用户积分成功！！");
     }
 
diff --git a/06-business/src/main/java/com/mashibing/controller/BusinessController.java b/06-business/src/main/java/com/mashibing/controller/BusinessController.java
index a06ef27..6e25325 100644
--- a/06-business/src/main/java/com/mashibing/controller/BusinessController.java
+++ b/06-business/src/main/java/com/mashibing/controller/BusinessController.java
@@ -11,7 +11,8 @@ import org.springframework.web.bind.annotation.RestController;
 public class BusinessController {
 
     @GetMapping("/notify")
-    public void notifyBusiness(){
+    public void notifyBusiness() throws InterruptedException {
+        Thread.sleep(400);
         System.out.println("通知商家成功！！");
     }