Getting Started on Polaris¶

Logging Into Polaris¶

To log into Polaris:

ssh <username>@polaris.alcf.anl.gov

Hardware Overview¶

An overview of the Polaris system, including details on the compute node architecture, is available on the Machine Overview page.

Compiling Applications¶

Users are encouraged to read through the Compiling and Linking Overview page and corresponding pages depending on the target compiler and programming model.

Accessing Additional Software¶

In addition to the Cray PE, ALCF installs software in /soft, which can be accessed via module commands by altering your $MODULEPATH:

module use /soft/modulefiles

Additionally, a suite of software packages is provided via Spack deployments, detailed on the Spack PE page.

Submitting and Running Jobs¶

Users are encouraged to read through the Running Jobs with PBS at the ALCF page for information on using the PBS scheduler and preparing job submission scripts. Some example job submission scripts are available on the Example Job Scripts page as well.

Lustre File Striping¶

In addition to the content above, here is a document on Lustre File Striping Basics:

• Lustre File Striping Basics

Proxy¶

If the node you are on doesn’t have outbound network connectivity, add the following to your ~/.bash_profile file to access the proxy host:

# proxy settings
export HTTP_PROXY="http://proxy.alcf.anl.gov:3128"
export HTTPS_PROXY="http://proxy.alcf.anl.gov:3128"
export http_proxy="http://proxy.alcf.anl.gov:3128"
export https_proxy="http://proxy.alcf.anl.gov:3128"
export ftp_proxy="http://proxy.alcf.anl.gov:3128"
export no_proxy="admin,polaris-adminvm-01,localhost,*.cm.polaris.alcf.anl.gov,polaris-*,*.polaris.alcf.anl.gov,*.alcf.anl.gov"

Getting Assistance¶

Please direct all questions, requests, and feedback to support@alcf.anl.gov.