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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
  4. Configure the BIOS of a Gigabyte UAN

Install

  1. Install the UAN Product Stream

Operations

  1. About 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. UAN Ansible Roles
  8. Boot UANs
  9. Mitigation for CVE-2023-0461

Advanced

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

Upgrade

  1. Notable Changes
  2. Upgrade UAN Software Product
  3. Merge UAN Configuration Data

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
  2. Test Plan for UAIs on UANs (K3s Verification)