一键优化Debian/Ubuntu/CentOS系统更新与清理，提升运行效率

查看系统启动时间

systemd-analyze

一键纯净更新

apt update -y && apt full-upgrade -y && apt autoremove -y && apt autoclean -y

安装常用工具

apt install -y curl wget sudo

一键清理垃圾

sudo apt autoremove --purge
sudo apt clean
sudo apt autoclean
sudo apt remove --purge $(dpkg -l | awk '/^rc/ {print $2}')
sudo journalctl --rotate
sudo journalctl --vacuum-time=1s
sudo journalctl --vacuum-size=50M
sudo apt remove --purge $(dpkg -l | awk '/^ii linux-(image|headers)-[^ ]+/{print $2}' | grep -v $(uname -r | sed 's/-.*//') | xargs)

查看Debian版本

cat /etc/debian_version

查看Ubuntu版本

cat /etc/lsb-release

CentOS

查看系统启动时间

systemd-analyze

一键纯净更新

yum update -y && yum upgrade -y && yum autoremove -y && yum clean all

一键清理垃圾

sudo yum autoremove
sudo yum clean all
sudo journalctl --rotate
sudo journalctl --vacuum-time=1s
sudo journalctl --vacuum-size=50M
sudo yum remove $(rpm -qa kernel | grep -v $(uname -r))

查看CentOS版本

cat /etc/centos-release