diff --git a/pkg/tools/system.go b/pkg/tools/system.go
index 4c0db8a8..778f201b 100644
--- a/pkg/tools/system.go
+++ b/pkg/tools/system.go
@@ -150,3 +150,30 @@ func Cp(src, dst string) bool {
 
 	return true
 }
+
+// Size 获取路径大小
+func Size(path string) int64 {
+	var size int64
+
+	err := filepath.Walk(path, func(path string, info os.FileInfo, err error) error {
+		size += info.Size()
+		return nil
+	})
+	if err != nil {
+		facades.Log().Errorf("[面板][Helpers] 获取路径 %s 大小失败: %s", path, err.Error())
+		return 0
+	}
+
+	return size
+}
+
+// FileSize 获取文件大小
+func FileSize(path string) int64 {
+	info, err := os.Stat(path)
+	if err != nil {
+		facades.Log().Errorf("[面板][Helpers] 获取文件 %s 大小失败: %s", path, err.Error())
+		return 0
+	}
+
+	return info.Size()
+}
diff --git a/pkg/tools/system_test.go b/pkg/tools/system_test.go
index b18b8dd5..1dc1f9c0 100644
--- a/pkg/tools/system_test.go
+++ b/pkg/tools/system_test.go
@@ -104,3 +104,13 @@ func (s *SystemHelperTestSuite) TestEmpty() {
 	s.True(Empty("/tmp/123"))
 	s.False(Empty("/tmp"))
 }
+
+func (s *SystemHelperTestSuite) TestSize() {
+	s.Equal(int64(0), Size("/tmp/123"))
+	s.NotEqual(int64(0), Size("/tmp"))
+}
+
+func (s *SystemHelperTestSuite) TestFileSize() {
+	s.Equal(int64(0), FileSize("/tmp/123"))
+	s.NotEqual(int64(0), FileSize("/tmp"))
+}
diff --git a/scripts/install_panel.sh b/scripts/install_panel.sh
index 61229689..10c0308f 100644
--- a/scripts/install_panel.sh
+++ b/scripts/install_panel.sh
@@ -63,8 +63,7 @@ Prepare_system() {
         useradd -s /sbin/nologin -g www www
     fi
 
-    rm -rf /etc/localtime
-    ln -s /usr/share/zoneinfo/Asia/Shanghai /etc/localtime
+    timedatectl set-timezone Asia/Shanghai
 
     [ -s /etc/selinux/config ] && sed -i 's/SELINUX=enforcing/SELINUX=disabled/g' /etc/selinux/config
     setenforce 0 > /dev/null 2>&1