diff --git a/g/net/ghttp/ghttp_server_comm.go b/g/net/ghttp/ghttp_server_comm.go
index 0203a6892..67af23d84 100644
--- a/g/net/ghttp/ghttp_server_comm.go
+++ b/g/net/ghttp/ghttp_server_comm.go
@@ -26,9 +26,9 @@ const (
     gMSG_HEARTBEAT   = 60
 
     gPROC_HEARTBEAT_INTERVAL    = 1000        // (毫秒)进程间心跳间隔
-    gPROC_HEARTBEAT_TIMEOUT     = 3000        // (毫秒)进程间心跳超时时间，如果子进程在这段内没有接收到任何心跳，那么自动退出，防止可能出现的僵尸子进程
-    gPROC_MULTI_CHILD_CLEAR_INTERVAL   = 1000 // (毫秒)检测间隔，当存在多个子进程时(往往是重启间隔非常短且频繁造成)，需要进行清理，最终留下一个最新的子进程
-    gPROC_MULTI_CHILD_CLEAR_MIN_EXPIRE = 3000 // (毫秒)当多个子进程存在时，允许子进程进程至少运行的最小时间，超过该时间则清理
+    gPROC_HEARTBEAT_TIMEOUT     = 30000       // (毫秒)进程间心跳超时时间，如果子进程在这段内没有接收到任何心跳，那么自动退出，防止可能出现的僵尸子进程
+    //gPROC_MULTI_CHILD_CLEAR_INTERVAL   = 1000 // (毫秒)检测间隔，当存在多个子进程时(往往是重启间隔非常短且频繁造成)，需要进行清理，最终留下一个最新的子进程
+    //gPROC_MULTI_CHILD_CLEAR_MIN_EXPIRE = 30000 // (毫秒)当多个子进程存在时，允许子进程进程至少运行的最小时间，超过该时间则清理
 )
 
 // 进程信号量监听消息队列
@@ -44,7 +44,7 @@ func handleProcessMsgAndSignal() {
         go handleChildProcessHeartbeat()
     } else {
         go handleMainProcessHeartbeat()
-        go handleMainProcessChildClear()
+        //go handleMainProcessChildClear()
     }
     handleProcessMsg()
 }
diff --git a/g/net/ghttp/ghttp_server_comm_child.go b/g/net/ghttp/ghttp_server_comm_child.go
index e1150576c..f567dc7d2 100644
--- a/g/net/ghttp/ghttp_server_comm_child.go
+++ b/g/net/ghttp/ghttp_server_comm_child.go
@@ -79,6 +79,7 @@ func onCommChildShutdown(pid int, data []byte) {
     if runtime.GOOS != "windows" {
         shutdownWebServers()
     }
+    os.Exit(0)
 }
 
 // 更新上一次主进程主动与子进程通信的时间
diff --git a/g/net/ghttp/ghttp_server_comm_main.go b/g/net/ghttp/ghttp_server_comm_main.go
index c92f9a880..ec0bb608d 100644
--- a/g/net/ghttp/ghttp_server_comm_main.go
+++ b/g/net/ghttp/ghttp_server_comm_main.go
@@ -11,8 +11,6 @@ package ghttp
 import (
     "os"
     "time"
-    "gitee.com/johng/gf/g/os/glog"
-    "gitee.com/johng/gf/g/os/gproc"
     "gitee.com/johng/gf/g/os/gtime"
     "gitee.com/johng/gf/g/container/gmap"
 )
@@ -82,22 +80,22 @@ func handleMainProcessHeartbeat() {
 }
 
 // 清理多余的子进程
-func handleMainProcessChildClear() {
-    for {
-        time.Sleep(gPROC_MULTI_CHILD_CLEAR_INTERVAL*time.Millisecond)
-        if procManager.Size() > 1 {
-            minPid  := 0
-            minTime := int(gtime.Millisecond())
-            for _, pid := range procManager.Pids() {
-                if t := procFirstTimeMap.Get(pid); t < minTime {
-                    minPid  = pid
-                    minTime = t
-                }
-            }
-            if minPid > 0 && procUpdateTimeMap.Get(minPid) - procFirstTimeMap.Get(minPid) > gPROC_MULTI_CHILD_CLEAR_MIN_EXPIRE {
-                sendProcessMsg(minPid, gMSG_SHUTDOWN, nil)
-                glog.Printfln("%d: multi child occurred, shutdown %d", gproc.Pid(), minPid)
-            }
-        }
-    }
-}
\ No newline at end of file
+//func handleMainProcessChildClear() {
+//    for {
+//        time.Sleep(gPROC_MULTI_CHILD_CLEAR_INTERVAL*time.Millisecond)
+//        if procManager.Size() > 1 {
+//            minPid  := 0
+//            minTime := int(gtime.Millisecond())
+//            for _, pid := range procManager.Pids() {
+//                if t := procFirstTimeMap.Get(pid); t < minTime {
+//                    minPid  = pid
+//                    minTime = t
+//                }
+//            }
+//            if minPid > 0 && procUpdateTimeMap.Get(minPid) - procFirstTimeMap.Get(minPid) > gPROC_MULTI_CHILD_CLEAR_MIN_EXPIRE {
+//                sendProcessMsg(minPid, gMSG_SHUTDOWN, nil)
+//                glog.Printfln("%d: multi child occurred, shutdown %d", gproc.Pid(), minPid)
+//            }
+//        }
+//    }
+//}
\ No newline at end of file
diff --git a/g/net/ghttp/ghttp_server_graceful.go b/g/net/ghttp/ghttp_server_graceful.go
index d6a6a9f94..d6d2160be 100644
--- a/g/net/ghttp/ghttp_server_graceful.go
+++ b/g/net/ghttp/ghttp_server_graceful.go
@@ -15,6 +15,7 @@ import (
     "crypto/tls"
     "gitee.com/johng/gf/g/os/glog"
     "gitee.com/johng/gf/g/os/gproc"
+    "time"
 )
 
 // 优雅的Web Server对象封装
@@ -155,10 +156,12 @@ func (s *gracefulServer) getNetListener(addr string) (net.Listener, error) {
 
 // 执行请求优雅关闭
 func (s *gracefulServer) shutdown() {
-    if err := s.httpServer.Shutdown(context.Background()); err != nil {
-        //glog.Errorfln("%d: %s server [%s] shutdown error: %v", gproc.Pid(), s.getProto(), s.addr, err)
+    ctx, cancel := context.WithDeadline(context.Background(), time.Now().Add(2*time.Second))
+    defer cancel()
+    if err := s.httpServer.Shutdown(ctx); err != nil {
+        glog.Errorfln("%d: %s server [%s] shutdown error: %v", gproc.Pid(), s.getProto(), s.addr, err)
     } else {
-        //glog.Printfln("%d: %s server [%s] shutdown smoothly", gproc.Pid(), s.getProto(), s.addr)
+        glog.Printfln("%d: %s server [%s] shutdown smoothly", gproc.Pid(), s.getProto(), s.addr)
         s.shutdownChan <- true
     }
 }