Gitlab升级到最新版本的详细步骤！

1、停止unicorn、sidekiq：gitlab-ctl 衡痕贤伎stop unicorngitlab-ctl stop sidekiq

2、如果从7.3.0升级，记得关闭nginx：gitlab-ctl stop nginx

3、创建数据备份，防止更新失败：gitlab-rake gitlab:backup:create

4、安装升级包：rpm -Uvhgitlab-7.4.2_omnibus-1.el6.x86_64.rpm

5、重新加载配置：gitlab-ctl reconfigure

6、重启Gitlab服务：gitlab-ctl restart