【Ubuntu16.04.4】常用配置

1、为root用户设置密码

sudo passwd root

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2、设置用户登陆界面

sudo gedit  /usr/share/lightdm/lightdm.conf.d/50-unity-greeter.conf

  1 user-session=ubuntu
  2 greeter-show-manual-login=true
  3 all-guest=false

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3、修改登陆root用户错误信息

sudo gedit /root/.profile 

  1 修改为 mesg n || true 为 tty -s && mesg n || true

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4、修改系统源文件

  1 cd /etc/apt
  2 cp source.list source.list.bak
  3 gedit source.list

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东北大学

  1 deb-src http://mirror.neu.edu.cn/ubuntu/ xenial main restricted #Added by software-properties
  2 deb http://mirror.neu.edu.cn/ubuntu/ xenial main restricted
  3 deb-src http://mirror.neu.edu.cn/ubuntu/ xenial restricted multiverse universe #Added by software-properties
  4 deb http://mirror.neu.edu.cn/ubuntu/ xenial-updates main restricted
  5 deb-src http://mirror.neu.edu.cn/ubuntu/ xenial-updates main restricted multiverse universe #Added by software-properties
  6 deb http://mirror.neu.edu.cn/ubuntu/ xenial universe
  7 deb http://mirror.neu.edu.cn/ubuntu/ xenial-updates universe
  8 deb http://mirror.neu.edu.cn/ubuntu/ xenial multiverse
  9 deb http://mirror.neu.edu.cn/ubuntu/ xenial-updates multiverse
 10 deb http://mirror.neu.edu.cn/ubuntu/ xenial-backports main restricted universe multiverse
 11 deb-src http://mirror.neu.edu.cn/ubuntu/ xenial-backports main restricted universe multiverse #Added by software-properties
 12 deb http://archive.canonical.com/ubuntu xenial partner
 13 deb-src http://archive.canonical.com/ubuntu xenial partner
 14 deb http://mirror.neu.edu.cn/ubuntu/ xenial-security main restricted
 15 deb-src http://mirror.neu.edu.cn/ubuntu/ xenial-security main restricted multiverse universe #Added by software-properties
 16 deb http://mirror.neu.edu.cn/ubuntu/ xenial-security universe
 17 deb http://mirror.neu.edu.cn/ubuntu/ xenial-security multiverse
 18 

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清华大学

  1 # deb cdrom:[Ubuntu 16.04 LTS _Xenial Xerus_ - Release amd64 (20160420.1)]/ xenial main restricted
  2 deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ xenial main restricted
  3 deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ xenial-updates main restricted
  4 deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ xenial universe
  5 deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ xenial-updates universe
  6 deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ xenial multiverse
  7 deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ xenial-updates multiverse
  8 deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ xenial-backports main restricted universe multiverse
  9 deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ xenial-security main restricted
 10 deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ xenial-security universe
 11 deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ xenial-security multiverse

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阿里云

  1 # deb cdrom:[Ubuntu 16.04 LTS _Xenial Xerus_ - Release amd64 (20160420.1)]/ xenial main restricted
  2 deb-src http://archive.ubuntu.com/ubuntu xenial main restricted #Added by software-properties
  3 deb http://mirrors.aliyun.com/ubuntu/ xenial main restricted
  4 deb-src http://mirrors.aliyun.com/ubuntu/ xenial main restricted multiverse universe #Added by software-properties
  5 deb http://mirrors.aliyun.com/ubuntu/ xenial-updates main restricted
  6 deb-src http://mirrors.aliyun.com/ubuntu/ xenial-updates main restricted multiverse universe #Added by software-properties
  7 deb http://mirrors.aliyun.com/ubuntu/ xenial universe
  8 deb http://mirrors.aliyun.com/ubuntu/ xenial-updates universe
  9 deb http://mirrors.aliyun.com/ubuntu/ xenial multiverse
 10 deb http://mirrors.aliyun.com/ubuntu/ xenial-updates multiverse
 11 deb http://mirrors.aliyun.com/ubuntu/ xenial-backports main restricted universe multiverse
 12 deb-src http://mirrors.aliyun.com/ubuntu/ xenial-backports main restricted universe multiverse #Added by software-properties
 13 deb http://archive.canonical.com/ubuntu xenial partner
 14 deb-src http://archive.canonical.com/ubuntu xenial partner
 15 deb http://mirrors.aliyun.com/ubuntu/ xenial-security main restricted
 16 deb-src http://mirrors.aliyun.com/ubuntu/ xenial-security main restricted multiverse universe #Added by software-properties
 17 deb http://mirrors.aliyun.com/ubuntu/ xenial-security universe
 18 deb http://mirrors.aliyun.com/ubuntu/ xenial-security multiverse

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5、更新源和软件

  1 sudo apt-get update
  2 sudo apt-get upgrade

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6、修改主机名

sudo gedit /etc/hostname

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