Rocky User Guide

About Rocky

Rocky is a HPC cluster comprised of compute heavy nodes with 40 cores/80 threads and 512GB of ram [rocky], memory intensive nodes with 20 cores/40 threads and 768GB of RAM [moose], and a Ceph storage subsystem [quarrel]

Requesting Access

In order to gain access to Rocky you must first fill out the Rocky_Access_Form.

Logging in to Rocky

Once your account is created you will be able to use SSH to gain shell access or SCP to copy files to/from Rocky.

Rocky uses Public Key Authentication for access instead of passwords. You should have generated a key pair and submitted your public key when filling out the Rocky_Access_Form. You will now need to use the private key when authenticating to Rocky.

Rocky's firewall limits access to the UTK network. You will either need to be on campus or using the Campus VPN

Environmental Modules

Rocky uses Lmod as it's environmental module system. This allows you to set your environment up for specific development tasks.

To use Lmod, you will use the module command. For example, to see what modules are available:

module avail

To load the R environment:

module load R

To load the Python environment:

module load Python

To list what modules are loaded:

module list

Workload Management

Rocky uses Slurm as it's workload manager.