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Computing

Computing Resources

• Private Page for resource inventory, training and access to resources
• PaNIP - TDAQ Cluster
  • ~800 Cores and 12 TB
  • Access by Condor ... see links above.
• CPU - GPU Heterogenous computing high end server machines
  • 7 x CPU-GPU Servers
  • Custom builds,
    • 1-2 Nvidia GPU each,
    • 16-64 threads of CPU,
    • up to 512 GB RAM
  • Access by RustDesk ... ... see links above

Physics

• ATLAS Computing
• Data Analysis
  • Root
    • Mostly for Linux or MacOS
    • Install ROOT and Geant4 on Windows WSL(Ubuntu)
• Simualtion
  • Geant4
  • CFD (not yet written up)
• HEP Packages for Scientific Linux
• LaTeX and other programs for making documents
• Task Spooler a simple batch queue for standalone PCs
• Using Condor the distributed, opportunistic batch queue system
• Installing CERNVM the VM with a context from ATLAS with Athena etc
• see also DAQ

General

• Usage Policy
• Useful Linux Command Line commands
• Quick Reference Cards
• At this point you can proceed to the Programming Tutorials.
• Mail
  • Thunderbird
  • Pine and IMAP
  • sending mail from other labs
• OsX notes
• Windows notes
• Advanced
  • Using SSH Certificates for password-free SSH
  • Using SSH to tunnel trough a firewall
  • non-wiki Web Pages
• ELOG This is the Electronic logbook for the UJ Physics Department
• Globus Dataset management software

Programming

• Follow the above link.

Administration

• Admin Notes
• Disk Errors
• PSIGroup Server
  • PSIGroup Server Mail
  • PSIGroup Server Others
• UJ IP Addresses
• ZeroConf resolving hostnames without DNS
• Software Raid and Grub HowTo
• Time synchronization at Wits using NTP
• Fedora Core 4 PowerPC
• Mail Config
• ComputingEquipment
• GPU access notes

Useful Tools

VM

• VirtualMachines

Backup / data transfer

• Automatic or
  • rsync : Use this to transfer data fast over a network link to rsync Mna Page
  • example

rsync -avzu --progress <path to source> <path to destination>

Others

• JED
• Encrypt and Decrypt a file (for e-mail transfer)

All the pages in this section: