You can change your system locale on z/OS®. If you want to change your system locale on z/OS, set the LANG, LC_ALL, and NLSPATH variables.
See Installation information - broker for further information.
The locale is set in the broker profile (BIPBPROF) and you must run BIPGEN to create the broker ENVFILE and any integration server specific ENVFILE.
You can use the UNIX System Services (USS) executable locale to show your current locale. The command locale -a displays all the locales currently installed on the computer. Refer to the operating system documentation for information about adding new locales. If you add a new locale after you have installed IBM® Integration Bus, install that locale's message catalogs from the original install media.
LANG=En_us.IBM-1140
LC_ALL=En_us.IBM-1140
Make sure that the selected code
page is one of the Supported code pages. If the code
page is not in the list, either use a code page that is in the list,
or generate a new code page converter.TZ Time zone