安装常用软件 包括nano文字编辑器、wget、curl、lsof、bash-completion和ifconfig sudo yum install -y nano bash-completion net-tools wget curl lsof policycoreutils-python 移除不用的服务 sudo systemctl stop iprdump iprinit iprupdate NetworkManager sudo systemctl disable iprdump iprinit iprupdate NetworkManager sudo yum remove -y btrfs-progs* iprutils ivtv* iwl*firmware libertas* NetworkManager* aic94xx-firmware* alsa-* 可选移除不用的服务 systemctl stop postfix avahi-daemon.