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Pitzer
OSC has entered an agreement with OSU College of Medicine (CoM) to provide dedicated compute services. Researchers from CoM will have access to Pitzer cluster, whose hardware is described below.
Hardware
Pitzer node specifications for CoM dedicated compute are:
Pitzer
This document is obsoleted and kept as a reference to previous Pitzer programming environment. Please refer to here for the latest version.
Pitzer
In late 2018, OSC installed 260 Intel® Xeon® 'Skylake' processor-based nodes as the original Pitzer cluster. In September 2020, OSC installed additional 398 Intel® Xeon® 'Cascade Lake' processor-based nodes as part of a Pitzer Expansion cluster.
SUG Conference - October 27, 2022
Agenda
Owens, Pitzer
This page documents the known issues for migrating jobs from Torque to Slurm.
$PBS_NODEFILE and $SLURM_JOB_NODELIST
Please be aware that $PBS_NODEFILE is a file while $SLURM_JOB_NODELIST is a string variable.
The analog on Slurm to cat $PBS_NODEFILE is srun hostname | sort -n
Owens, Pitzer
Using
How to Submit Interactive jobs
There are different ways to submit interactive jobs.
Using qsub
qsub command is patched locally to handle the interactive jobs. So mostly you can use the qsub command as before:
Using ngbrader in Jupyter
Install nbgrader
You can install nbgrader in a notebook:
OSC provide an isolated and custom Jupyter environment for each classroom project that requires Jupyter Notebook or JupyterLab.
Owens, Pitzer
Submit Jobs
| Use | Torque/Moab Command | Slurm Equivalent |
|---|---|---|
| Submit batch job | qsub <jobscript> |
sbatch <jobscript> |
| Submit interactive job | qsub -I [options] |
|
