centos

如果是覆盖文件，repo 不会生效。执行以下命令使其生效

yum-config-manager –add-repo /etc/yum.repo.d/CentOS-Base.repo

http://huqunxing.site/2017/03/31/linux%E5%86%85%E5%AD%98%E5%8D%A0%E7%94%A8%E5%88%86%E6%9E%90/

https://bobcares.com/blog/error-137-docker/

https://success.docker.com/article/what-causes-a-container-to-exit-with-code-137

yum 出错时：
https://cloudlinux.zendesk.com/hc/en-us/articles/115004075294-Fix-rpmdb-Thread-died-in-Berkeley-DB-library

设置时区

https://www.cnblogs.com/zhangeamon/p/5500744.html

VIM 不使用鼠标选择

set mouse-=a