1. system locale and keyboard configuration

 - system locale 설정파일

/etc/locale.conf

Option	Description
LANG	Provides a default value for the system locale.
LC_COLLATE	Changes the behavior of functions which compare strings in the local alphabet.
LC_CTYPE	Changes the behavior of the character handling and classification functions and the multibyte character functions.
LC_NUMERIC	Describes the way numbers are usually printed, with details such as decimal point versus decimal comma.
LC_TIME	Changes the display of the current time, 24-hour versus 12-hour clock.
LC_MESSAGES	Determines the locale used for diagnostic messages written to the standard error output.

 - localectl

root@ip-10-90-10-20:/root> localectl status

   System Locale: LANG=en_US.UTF-8

       VC Keymap: us

      X11 Layout: us

root@ip-10-90-10-20:/root> localectl list-locales

aa_DJ

aa_DJ.iso88591

aa_DJ.utf8

aa_ER

aa_ER.utf8

aa_ER.utf8@saaho

aa_ER@saaho

...

 - locale 설정

root@ip-10-90-10-20:/root> localectl set-locale LANG=locale

root@ip-10-90-10-20:/root> localectl

   System Locale: LANG=locale

       VC Keymap: us

      X11 Layout: us

root@ip-10-90-10-20:/root> localectl set-locale LANG=en_GB.utf8

root@ip-10-90-10-20:/root> localectl

   System Locale: LANG=en_GB.utf8

       VC Keymap: us

      X11 Layout: us

root@ip-10-90-10-20:/root>

root@ip-10-90-10-20:/root> localectl list-keymaps

ANSI-dvorak

amiga-de

amiga-us

applkey

at

root@ip-10-90-10-20:/root> localectl set-keymap map

root@ip-10-90-10-20:/root> localectl

   System Locale: LANG=en_US.utf8

       VC Keymap: map

      X11 Layout: us

root@ip-10-90-10-20:/root> localectl set-keymap us

root@ip-10-90-10-20:/root> localectl

   System Locale: LANG=en_US.utf8

       VC Keymap: us

      X11 Layout: us

       X11 Model: pc105+inet

     X11 Options: terminate:ctrl_alt_bksp

root@ip-10-90-10-20:/root>

root@ip-10-90-10-20:/root> localectl set-x11-keymap map

root@ip-10-90-10-20:/root> localectl

   System Locale: LANG=en_US.utf8

       VC Keymap: n/a

      X11 Layout: map

root@ip-10-90-10-20:/root> localectl set-x11-keymap us

root@ip-10-90-10-20:/root> localectl

   System Locale: LANG=en_US.utf8

       VC Keymap: us

      X11 Layout: us

root@ip-10-90-10-20:/root>