CMS Connect Handbook

What is CMS Connect?

• Overview

Getting Started

• QuickStart 

Requirements

• Proxy Certificates

• SSH keys

Submitting to Specific Resources

• Selecting Site Resources

Requesting different Operative Systems

• Using REQUEST_OS and singularity containers

Best Practices Guidelines

• Setting up the CMS framework via CVMFS

• Creating a CMSSW Sandbox

Storage and I/O

• Stash: Temporary Data Storage 

• Accessing and transferring External Data via XRootD

User Examples

• Quick Condor Tutorial

• CMSSW Analysis example

• Using TensorFlow

• Access Stash with HTTP

• Stash: the OSG Connect storage service

CMS Connect Cluster (For Institutional Pools)

• Submitting and overflowing jobs from a local condor cluster to CMS Connect
  
  

  • For users:    Server-client glidein submission

  • For admins: Local condor cluster technical setup

CMS Dashboard Job Monitoring

• Overview and Instructions

Managing Projects

• Start a Project with CMS-Connect 

Special Submission Workflows

• Using WorkQueue

GPU jobs

• Requesting GPUs

• Using GPU resources interactively

• Copying training data using stashcp / XrootD inside OSG TensorFlow containers

Support

• Frequently Asked Questions

• Support Resources

• Support email contact:  cms-connect-support@cern.ch