Debian和Ubuntu系统简单一键更新清理

Debian，Ubuntu

查看系统启动时间

systemd-analyze

一键纯净更新

XML/HTML代码

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

安装常用工具

1.

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

1. cat /etc/debian_version
2. cat /etc/issue.net

查看Ubuntu版本

1. cat /etc/lsb-release
2. cat /etc/issue.net

CentOS

查看系统启动时间

1. systemd-analyze

一键纯净更新

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

一键清理垃圾

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

查看CentOS版本

1. cat /etc/centos-release
2. cat /etc/issue.net

其他优化自己手动按需设置。