Slowness on /scratch Filesystem

We are actively investigating intermittent slowness on the shared /fs/scratch filesystem.

Rolling reboots across all OSC clusters beginning 11/05/2026

OSC systems staff will execute a rolling reboot across all active compute clusters (Pitzer, Ascend, and Cardinal) beginning Thursday, November 05.

[Jupyter+Spark] Allow for choice of Python

Date: 
Thursday, July 3, 2025 - 11:30am
System(s): 
Gateway

The Jupyter+Spark app now allows you to choose the Python version. You can specify a Python version that matches the one used in your Conda environment. This ensures compatibility when setting up the Spark cluster and helps prevent issues related to Python version mismatches.

Available Python versions on each cluster

  • Pitzer: 3.12
  • Ascend: 3.10, 3.12
  • Cardinal: 3.12