diff --git a/atune.spec b/atune.spec
index b937a51..962a8c3 100755
--- a/atune.spec
+++ b/atune.spec
@@ -3,7 +3,7 @@
 Summary: AI auto tuning system
 Name: atune
 Version: 0.3
-Release: 0.8
+Release: 0.9
 License: Mulan PSL v2
 URL: https://gitee.com/openeuler/A-Tune
 Source: https://gitee.com/openeuler/A-Tune/repository/archive/v%{version}.tar.gz
@@ -12,6 +12,7 @@ Patch1: atune-support-for-Go-1.15.patch
 Patch2: atune-update-file-description-and-testcase.patch
 
 Patch6001: backport-atune-add-go-compile-flag.patch
+Patch6002: backport-atune-add-successExitStatus-100-to-atuned.service.patch
 
 BuildRequires: rpm-build golang-bin procps-ng
 BuildRequires: sqlite >= 3.24.0 openssl
@@ -145,6 +146,9 @@ make models
 %systemd_postun_with_restart atuned.service
 
 %changelog
+* Tue Sep 28 2021 hanxinke <hanxinke@huawei.com> - 0.3-0.9
+- add successExitStatus 100 to atuned.service
+
 * Sat Mar 20 2021 BruceGW <gyl93216@163.com> - 0.3-0.8
 - add go compile flag
 
diff --git a/backport-atune-add-successExitStatus-100-to-atuned.service.patch b/backport-atune-add-successExitStatus-100-to-atuned.service.patch
new file mode 100644
index 0000000..9e3e78f
--- /dev/null
+++ b/backport-atune-add-successExitStatus-100-to-atuned.service.patch
@@ -0,0 +1,53 @@
+From e45f1c5d09938dc2911c0b5d57ef8feb1b951c97 Mon Sep 17 00:00:00 2001
+From: Zhipeng Xie <xiezhipeng1@huawei.com>
+Date: Sun, 20 Sep 2020 23:59:54 -0400
+Subject: [PATCH] Add SuccessExitStatus=100 to atuned.service
+
+call os.Exit(100) when get killed signal
+
+Fix https://gitee.com/openeuler/A-Tune/issues/I1VCQY?from=project-issue
+
+Signed-off-by: Zhipeng Xie <xiezhipeng1@huawei.com>
+---
+ common/service/pyservice/pyservice.go | 4 ++--
+ misc/atuned.service                   | 1 +
+ 2 files changed, 3 insertions(+), 2 deletions(-)
+
+diff --git a/common/service/pyservice/pyservice.go b/common/service/pyservice/pyservice.go
+index 99b2239..b3df55c 100644
+--- a/common/service/pyservice/pyservice.go
++++ b/common/service/pyservice/pyservice.go
+@@ -14,10 +14,10 @@
+ package pyservice
+ 
+ import (
++	"bufio"
+ 	"gitee.com/openeuler/A-Tune/common/config"
+ 	"gitee.com/openeuler/A-Tune/common/log"
+ 	"gitee.com/openeuler/A-Tune/common/registry"
+-	"bufio"
+ 	"io"
+ 	"os"
+ 	"os/exec"
+@@ -94,5 +94,5 @@ func listenToSystemSignals(cmd *exec.Cmd) {
+ 	signal.Notify(signalChan, os.Interrupt, syscall.SIGTERM)
+ 	<-signalChan
+ 	_ = syscall.Kill(-cmd.Process.Pid, syscall.SIGKILL)
+-	os.Exit(-1)
++	os.Exit(100)
+ }
+diff --git a/misc/atuned.service b/misc/atuned.service
+index e2a8851..3b31b6e 100644
+--- a/misc/atuned.service
++++ b/misc/atuned.service
+@@ -6,6 +6,7 @@ Requires=polkit.service
+ [Service]
+ Type=notify
+ ExecStart=/usr/bin/atuned
++SuccessExitStatus=100
+ 
+ [Install]
+ WantedBy=multi-user.target
+-- 
+1.8.3.1
+