安装zsh和oh-my-zsh

查看可用的shell

cat /etc/shells

centos 安装zsh

yum install -y zsh

安装on-my-zsh

git clone https://github.com/robbyrussell/oh-my-zsh.git ~/.oh-my-zsh

#如果github无法访问，可使用以下地址
#git clone https://github.com.cnpmjs.org/robbyrussell/oh-my-zsh.git ~/.oh-my-zsh

cp ~/.oh-my-zsh/templates/zshrc.zsh-template ~/.zshrc

切换默认shell

chsh -s /bin/zsh

编辑zshrc文件，修改主题，添加alias和配置插件

vim ~/.zshrc
（推荐主题ZSH_THEME="jtriley"）

应用zshrc文件

source ~/.zshrc