Debian(Ubuntu) 初始化配置

0.1. 更新系统文件

apt update;
apt upgrade;

0.2. LC_ALL: cannot change locale 错误

Ubuntu 和 Debian 都会出这个问题：

Last login: Fri Aug  9 11:31:59 2019 from xxxxxxx
-bash: warning: setlocale: LC_ALL: cannot change locale (en_US.UTF-8)
root@vir:~# locale
locale: Cannot set LC_CTYPE to default locale: No such file or directory
locale: Cannot set LC_MESSAGES to default locale: No such file or directory
locale: Cannot set LC_ALL to default locale: No such file or directory
LANG=en_US.UTF-8
LANGUAGE=
LC_CTYPE="en_US.UTF-8"
LC_NUMERIC="en_US.UTF-8"
LC_TIME="en_US.UTF-8"
LC_COLLATE="en_US.UTF-8"
LC_MONETARY="en_US.UTF-8"
LC_MESSAGES="en_US.UTF-8"
LC_PAPER="en_US.UTF-8"
LC_NAME="en_US.UTF-8"
LC_ADDRESS="en_US.UTF-8"
LC_TELEPHONE="en_US.UTF-8"
LC_MEASUREMENT="en_US.UTF-8"
LC_IDENTIFICATION="en_US.UTF-8"
LC_ALL=en_US.UTF-8

错误中已经列出了解决办法:

Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
permitted by applicable law.
Last login: Mon Sep 16 14:46:07 2019
-bash: warning: setlocale: LC_ALL: cannot change locale (en_US.UTF-8)
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WARNING! Your environment specifies an invalid locale.
 The unknown environment variables are:
   LC_CTYPE=en_US.UTF-8 LC_MESSAGES=en_US.UTF-8 LC_ALL=en_US.UTF-8
 This can affect your user experience significantly, including the
 ability to manage packages. You may install the locales by running:

 sudo dpkg-reconfigure locales

 and select the missing language. Alternatively, you can install the
 locales-all package:

 sudo apt-get install locales-all

To disable this message for all users, run:
   sudo touch /var/lib/cloud/instance/locale-check.skip
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