重置密码
https://docs.gitlab.com/ce/security/reset_root_password.html
gitlab 一键安装
https://docs.gitlab.com.cn/omnibus/
卸载gitlab
sudo gitlab-ctl stop
sudo gitlab-ctl uninstall
sudo gitlab-ctl cleanse
sudo rm -rf /opt/gitlab
Gitlab历史版本查找
https://packages.gitlab.com/gitlab/gitlab-ce
gitlab迁移
http://m.blog.csdn.net/call_me_lzm/article/details/52061232
！！！迁移之后用户名和密码信息被迁移过去 用原系统用户名和密码登录
重启下面两个服务
sudo gitlab-ctl restart sidekiq
sudo gitlab-ctl hup unicorn