Oak Ridge Computing Academy

Course Info

  • About us

Networking Basics

  • OSI Model
  • Network Packets
  • Domain Name System (DNS)
  • Dynamic Host Configuration Protocol (DHCP)

Hardware

  • Initial Setup
  • Hardware Basics

Exercises

  • Exercise 1: Configuring hardware and network
  • Exercise 2: Setting up a minimal netboot environment
  • Exercise 3: Setting up a cluster environment
    • 1. Using SSH with Public Key authentication
    • 2. Synchronize time across the cluster
    • 3. Network directories
    • 4. Managing and propagating local accounts
    • 5. Setting up password-less SSH connectivity between compute nodes for users
  • Exercise 4: RPM repositories
  • Exercise 5: Software modules
  • Exercise 6: Creating a Batch System with Slurm

Appendix

  • tmux Quick Start
  • SSH Client Configuration
Oak Ridge Computing Academy
  • Exercise 3: Setting up a cluster environment

Exercise 3: Setting up a cluster environment

Author:

Richard Berger

  • 1. Using SSH with Public Key authentication
  • 2. Synchronize time across the cluster
  • 3. Network directories
  • 4. Managing and propagating local accounts
  • 5. Setting up password-less SSH connectivity between compute nodes for users
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© Copyright 2025, Fernando Posada, Richard Berger.

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