navigation

Cray EX User Access Nodes Installation and Administration Guide

This document describes the installation prequisites, installation procedures, and operational procedures for Cray EX User Access Nodes (UAN).

The latest version of this documentation is available here.

Table of Contents

Topics:

Installation Prereqs

  1. Prepare for UAN Product Installation
  2. Configure the BMC for UANs with iLO
  3. Configure the BIOS of an HPE UAN

Install

  1. Install or Upgrade UAN

Operations

  1. Basic UAN Configuration
  2. Build a New UAN Image Using a COS Recipe
  3. Create UAN Boot Images
  4. Mount a New File System on a UAN
  5. Configure Interfaces on UANs
  6. Configure Pluggable Authentication Modules (PAM) on UANs
  7. Boot UANs
  8. Mitigation for CVE-2023-0461

Advanced

  1. Enabling the Customer Access Network (CAN) or the Customer High Speed Network (CHN)
  2. Repurposing a Compute Node as a UAN
  3. Booting an Application Node with a SLE HPC Image (Technical Preview)
  4. Designating Application Nodes for K3s (Technical Preview)
  5. Configuring a UAN for K3s (Technical Preview)

Upgrade

  1. Notable Changes

Troubleshooting

  1. Troubleshoot UAN Boot Issues
  2. Troubleshoot UAN CFS and Network Configuration Issues
  3. Troubleshoot UAN Disk Configuration Issues

Test Plan

  1. Test Plan for User Access Node (UAN) and Repurposed Compute Node as UAN

UAN Ansible Roles

  1. UAN gpg keys
  2. UAN ca cert
  3. UAN disk config
  4. UAN hardening
  5. UAN interfaces
  6. UAN LDAP
  7. UAN motd
  8. UAN packages
  9. UAN shadow