Ubuntu装机

更新源#

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sed -ri 's/http:\/\/(cn.)?archive.ubuntu.com\/ubuntu\//https:\/\/mirrors.tuna.tsinghua.edu.cn\/ubuntu\//g' /etc/apt/sources.list
apt-get update

Ubuntu 修改IP#

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vi /etc/netplan/xx.yaml
netplan apply

Ubuntu16.04 修改IP#

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#删除ip
ip addr del 192.168.0.1 dev eth0
#修改ip
vi /etc/network/interfaces
auto eth0
iface eth0 inet static
address 192.168.5.205
netmask 255.255.255.0
gateway 192.168.5.1
dns-nameservers 192.168.5.28 172.30.44.20

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#修改DNS
vi /etc/resolvconf/resolv.conf.d/base
#如果本Server为DNS服务器，可以加上这一句，如果不是，可以不加
search localdomain
nameserver 172.16.3.4

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#重启服务
/etc/init.d/networking restart
/etc/init.d/resolvconf restart

配置root密码#

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sudo –i 
passwd

任务的后台执行#

& 将指令丢到后台中去执行
[ctrl]+z 将前台任务丢到后台中暂停
jobs 查看后台的工作状态
fg %jobnumber 将后台的任务拿到前台来处理
bg %jobnumber 将任务放到后台中去处理
kill 杀死后台的任务

项目压缩包常用#

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#tar包解压
tar zxvf –C 指定路径  
#软链接
ln –s 原文件名 指定文件名

systemctl命令#

systemctl list-units 列出当前系统服务的状态
systemctl list-unit-files 列出服务的开机状态
systemctl status sshd 查看指定服务的状态
systemctl stop sshd 关闭指定服务
systemctl start sshd 开启指定服务
systemctl restart sshd 从新启动服务
systemctl enable sshd 设定指定服务开机开启
systemctl disable sshd 设定指定服务开机关闭
systemctl reload sshd 使指定服务从新加载配置
systemctl list-dependencies sshd 查看指定服务的倚赖关系
systemctl mask sshd 冻结指定服务
systemctl unmask sshd 启用服务
systemctl set-default multi-user.target 开机不开启图形
systemctl set-default graphical.target 开机启动图形
setterm 文本界面设定color

清理服务#

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systemctl stop [servicename]  
systemctl disable [servicename]  
rm /etc/systemd/system/[servicename]  
rm /etc/systemd/system/[servicename] # and symlinks that might be related  
rm /usr/lib/systemd/system/[servicename]  
rm /usr/lib/systemd/system/[servicename] # and symlinks that might be related  
systemctl daemon-reload  
systemctl reset-failed  

字符集#

locale –a 查看下载的字符集