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[POWER USERS]

The Shell

[RECOMMENDED]

The Web Portal: https://ood.asre.rc.asu.edu/

What is this?
•Command-line interface

•Traditional supercomputing interface

What is this?
•Familiar browser interface

•Well defined options for file system and job management

•Full documentation browser tab away

•Simplified access to modern interfaces like Jupyter/Rstudio/MATLAB/etc

Benefits:
•Extremely powerful

•Provides superior file system and job submission, editing, processing, monitoring tools

Benefits:
Easy to access

Disadvantages:
•Very steep learning curve

•Requires knowledge of available commands and some level of nuance

Disadvantages:
•One size fits all

Quick Start

For users who have never used any HPC environment before, we would recommend reading through the detailed start.

For those who wish to get started quickly, here is the general overview:

  1. Choose a connection method (ssh / Webportal)

  2. Connect to the ASU VPN

  3. Transfer files as needed

  4. Log in with your WINEDS username & password

  5. Run an interactive session or create an SBATCH script

Important Terms

  • Login Node: A node intended as a launching point to compute nodes. Login nodes have minimal resources and should not be used for any application that consumes a lot of CPU or memory. Also known as a head node.

  • Compute Node: Nodes intended for heavy compute. This is where all heavy processing should be done

  • HPC: Short for “High Performance Computing” it refers to a group (cluster) of computers designed for parallelism across many computers at once. Publicly these are often called “supercomputers”

  • Cluster: A group of interconnected computers that can work cooperatively or independently.

  • Job: Work assigned to be done on a compute node. Any time a compute node is assigned a job is created.

  • Scheduler: The application on our end that assigns compute resources for jobs.

  • Slurm: The brand name of our scheduler like which manages and allocates resources.