Understand the software owner user environments to configure before installing Oracle Grid Infrastructure.

You run the installer software with the Oracle Grid Infrastructure installation owner user account (oracle or grid). However, before you start the installer, you must configure the environment of the installation owner user account. If needed, you must also create other required Oracle software owners.

• Environment Requirements for Oracle Software Owners
  You must make the following changes to configure Oracle software owner environments:
• Procedure for Configuring Oracle Software Owner Environments
  Configure each Oracle installation owner user account environment:
• Checking Resource Limits for Oracle Software Installation Users
  For each installation software owner user account, check the resource limits for installation.
• Setting Remote Display and X11 Forwarding Configuration
  If you are on a remote terminal, and the local system has only one visual (which is typical), then use the following syntax to set your user account DISPLAY environment variable:
• Preventing Installation Errors Caused by Terminal Output Commands
  During an Oracle Grid Infrastructure installation, OUI uses SSH to run commands and copy files to the other nodes. During the installation, hidden files on the system (for example, .bashrc or .cshrc) can cause makefile and other installation errors if they contain terminal output commands.