localedef

$ localedef --verbose -i ru_RU -f KOI8-R ru_RU
/usr/share/i18n/locales/ru_RU:23: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:24: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:25: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:27: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:30: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:31: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:32: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:33: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:35: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:36: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:37: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:38: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:39: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:40: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:41: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:42: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:43: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:44: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:45: non-symbolic character value should not be used
/usr/share/i18n/locales/ru_RU:50: non-symbolic character value should not be used
/usr/share/i18n/locales/i18n:1107: non-symbolic character value should not be used
/usr/share/i18n/locales/i18n:1313: non-symbolic character value should not be used
/usr/share/i18n/locales/i18n:1345: non-symbolic character value should not be used
/usr/share/i18n/locales/i18n:1373: non-symbolic character value should not be used
/usr/share/i18n/locales/translit_neutral:10: non-symbolic character value should not be used
/usr/share/i18n/locales/translit_neutral:11: non-symbolic character value should not be used
/usr/share/i18n/locales/translit_neutral:12: non-symbolic character value should not be used
/usr/share/i18n/locales/translit_neutral:13: non-symbolic character value should not be used
/usr/share/i18n/locales/translit_neutral:14: non-symbolic character value should not be used
/usr/share/i18n/locales/translit_neutral:15: non-symbolic character value should not be used
/usr/share/i18n/locales/translit_neutral:16: non-symbolic character value should not be used
/usr/share/i18n/locales/translit_neutral:17: non-symbolic character value should not be used
LC_NAME: field `name_gen' not defined
LC_NAME: field `name_mr' not defined
LC_NAME: field `name_mrs' not defined
LC_NAME: field `name_miss' not defined
LC_NAME: field `name_ms' not defined
LC_ADDRESS: field `country_name' not defined
LC_ADDRESS: field `country_post' not defined
LC_ADDRESS: field `country_car' not defined
LC_ADDRESS: field `country_isbn' not defined
LC_ADDRESS: field `lang_name' not defined
LC_ADDRESS: field `lang_term' not defined
LC_ADDRESS: field `lang_ab' not defined
LC_ADDRESS: field `country_num' not defined
LC_ADDRESS: field `country_ab2' not defined
LC_ADDRESS: field `country_ab3' not defined
LC_TELEPHONE: field `int_select' not defined
LC_IDENTIFICATION: field `audience' not defined
LC_IDENTIFICATION: field `application' not defined
LC_IDENTIFICATION: field `abbreviation' not defined
LC_IDENTIFICATION: no identification for category `LC_MEASUREMENT'
no output file produced because warning were issued
Установка новой glibc поможет?