Before Red Hat Enterprise Linux installations only

Red Hat Enterprise Linux operating systems require some system changes to be made prior to installation.

About this task

Perform this procedure for application systems that use the Red Hat Enterprise Linux operating system only.

Make the following system changes:

Procedure

  1. If the base locale for the system is English, edit the /etc/sysconfig/i18n file by changing the SUPPORTED variable from en_US.utf8 to en_US. You can also allow multiple support using the following format:
    en_US.utf8:en_US

    Save and close the /etc/sysconfig/i18n file.

  2. Edit the /etc/security/limits.conf file by adding the following lines:
    *   hard   nofile   8196
    *   soft   nofile   2048
    *   hard   memlock   3000000
    *   soft   memlock   4000000
    *   hard   nproc   16000
    *   soft   nproc   16000
    *   hard   stack   512000
    *   soft   stack   512000

    This updates the system ulimits.

    Save and close the /etc/security/limits.conf file.

  3. Reboot the system.