ubuntu locale config

$cat ~/.pam_environment
LANG=en_US
LANGUAGE=en_US
$tail /etc/ssh/sshd_config -n1
UsePAM yes
$cat /etc/default/locale
LANG=en_US.UTF-8
LANGUAGE=en_US:en
$cat /etc/environment
PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games"
$locale
LANG=
LANGUAGE=en_US
LC_CTYPE="POSIX"
LC_NUMERIC="POSIX"
LC_TIME="POSIX"
LC_COLLATE="POSIX"
LC_MONETARY="POSIX"
LC_MESSAGES="POSIX"
LC_PAPER="POSIX"
LC_NAME="POSIX"
LC_ADDRESS="POSIX"
LC_TELEPHONE="POSIX"
LC_MEASUREMENT="POSIX"
LC_IDENTIFICATION="POSIX"
LC_ALL=POSIX