Oscar
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  • Overview
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  • Getting Started
  • System Hardware
  • Account Information
  • Short "How to" Videos
  • Quick Reference
    • Common Acronyms and Terms
    • Managing Modules
    • Common Linux Commands
  • Getting Help
    • ❓FAQ
  • Citing CCV
  • CCV Account Information
  • Student Accounts
  • Offboarding
  • Connecting to Oscar
    • SSH (Terminal)
      • SSH Key Login (Passwordless SSH)
        • Mac/Linux/Windows(PowerShell)
        • Windows(PuTTY)
      • SSH Configuration File
      • X-Forwarding
      • SSH Agent Forwarding
        • Mac/Linux
        • Windows (PuTTY)
      • Arbiter2
    • Open OnDemand
      • Using File Explorer on OOD
      • Web-based Terminal App
      • Interactive Apps on OOD
      • Using Python or Conda environments in the Jupyter App
      • Using RStudio
      • Desktop App (VNC)
    • SMB (Local Mount)
    • Remote IDE (VS Code)
      • From Non-compliant Networks (2-FA)
      • Setup virtual environment and debugger
  • Managing files
    • Oscar's Filesystem
    • Transferring Files to and from Oscar
    • Transferring Files between Oscar and Campus File Storage (Replicated and Non-Replicated)
    • Resolving quota issues
      • Understanding Disk Quotas
    • Inspecting Disk Usage (Ncdu)
    • Restoring Deleted Files
    • Best Practices for I/O
    • Version Control
  • Submitting jobs
    • Running Jobs
    • Slurm Partitions
    • Interactive Jobs
    • Batch Jobs
    • Managing Jobs
    • Job Arrays
    • MPI Jobs
    • Condo/Priority Jobs
    • Dependent Jobs
    • Associations & Quality of Service (QOS)
  • GPU Computing
    • GPUs on Oscar
      • Grace Hopper GH200 GPUs
      • H100 NVL Tensor Core GPUs
      • Ampere Architecture GPUs
    • Submitting GPU Jobs
    • Intro to CUDA
    • Compiling CUDA
    • Installing Frameworks (PyTorch, TensorFlow, Jax)
      • Installing JAX
      • Installing TensorFlow
    • Mixing MPI and CUDA
  • Large Memory Computing
    • Large Memory Nodes on Oscar
  • Software
    • Software on Oscar
    • Using Modules
    • Migration of MPI Apps to Slurm 22.05.7
    • Python on Oscar
    • Python in batch jobs
    • Installing Python Packages
    • Installing R Packages
    • Using CCMake
    • Intro to Parallel Programming
    • Anaconda
    • Conda and Mamba
    • DMTCP
    • Screen
    • VASP
    • Gaussian
    • IDL
    • MPI4PY
  • Jupyter Notebooks/Labs
    • Jupyter Notebooks on Oscar
    • Jupyter Labs on Oscar
    • Tunneling into Jupyter with Windows
  • Debugging
    • Arm Forge
      • Configuring Remote Launch
      • Setting Job Submission Settings
  • MATLAB
    • Matlab GUI
    • Matlab Batch Jobs
    • Improving Performance and Memory Management
    • Parallel Matlab
  • Visualization 🕶
    • ParaView Remote Rendering
  • Singularity Containers
    • Intro to Apptainer
    • Building Images
    • Running Images
    • Accessing Oscar Filesystem
      • Example Container (TensorFlow)
    • Singularity Tips and Tricks
  • Installing Software Packages Locally
    • Installing your own version of Quantum Espresso
    • Installing your own version of Qmcpack
  • dbGaP
    • dbGaP Architecture
    • dbGaP Data Transfers
    • dbGaP Job Submission
  • RHEL9 Migration
    • RHEL-9 Migration
    • LMOD - New Module System
    • Module Changes
    • Testing Jupyter Notebooks on RHEL9 mini-cluster
  • Large Language Models
    • Ollama
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  • Account Usage
  • Storage
  • Software and Data
  • Data Retention
  • Accounts Validity

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CCV Account Information

Account Usage

Oscar users are not permitted to:

  • Share their accounts or passwords with others or enable unauthorized users to access Center for Computation and Visualization resources

  • Use Center for Computation and Visualization resources for personal economic gain

  • Engage in unauthorized activity (e.g., cryto currency mining etc.) that intentionally impacts integrity of resources

Storage

Each user (premium or exploratory) gets 20GB Home Directory, 512GB short-term Scratch, and 256G Data directory (shared amongst the members of group)

  • Files in Scratch Directory not accessed for last 30 days are automatically purged. CCV only stores snapshots for 7 days after that files will be automatically deleted.

  • PI has the ultimate access to Data Directory - if a student leaves Brown the files in Data directory will be owned by the PI.

Software and Data

All software and data stored or used on Center hosted systems must be appropriately and legally acquired and must be used in compliance with applicable licensing terms. Unauthorized misuse or copying of copyrighted materials is prohibited.

Data Retention

CCV reserves the right to remove any data at any time and/or transfer data or other individuals (such as Principal Investigators working on a same or similar project) after a user account is deleted is no longer affiliated with Brown University.

Accounts Validity

  • Once created, Oscar accounts are valid for duration of one's Brown AD credentials

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Last updated 1 year ago

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