Debian，Ubuntu
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
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
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