Remote & Collaborative Visualization
Texas Advanced Compu ng Center
So ware Requirements
• SSH client • VNC client – Recommended: TigerVNC http://sourceforge.net/projects/tigervnc/files/ • Web browser with Java applet support – Windows, Linux: Firefox recommended – Mac: Safari – Test Java here: http://www.java.com/verify/
TACC Remote Vis Systems • Maverick – HP/NVIDIA Interactive Visualization and Data Analysis System – 132 vis nodes • 20 core Intel Xeon (Ivy Bridge), 256 GB RAM, NVIDIA Tesla K40 GPU (12 GB) – Stockyard file system ($WORK) • Stampede – NSF track2E Dell Supercomputer – 128 vis nodes • 16 core Intel Xeon (Sandy Bridge), 32 GB RAM, NVIDIA K20 Kepler GPU (5 GB) – 16 large memory nodes, • 32 core Intel Xeon, 1 TB RAM, Kepler GPUs – Stockyard file system ($WORK) • Lonestar – 8 GPU nodes on 2 Dell C6100 servers – 12 core Intel Xeon X5670, 2 NVIDIA GPUs
User Guides http://www.tacc.utexas.edu/user-services/user-guides/ maverick-user-guide http://www.tacc.utexas.edu/user-services/user-guides/ stampede-user-guide http://www.tacc.utexas.edu/user-services/user-guides/ lonestar-user-guide
Remote Visualization Model
Pixels HPC Large-Scale System Visualization Display Resource Mouse
Data Archive
Wide-Area Remote Site Network Local Site Maverick Queues Methods of Remote Access
• SSH – Command-line interface, useful for managing files, submitting jobs, etc. • Direct VNC connection – Command-line submission, separate VNC client • TACC Visualization Portal – Simplified web-based interface for submitting and interacting with remote vis sessions SSH Access
• Start the “Secure Shell Client” application – Start->All Programs->SSH Secure Shell • Click “Quick Connect” – Host Name: maverick.tacc.utexas.edu – User Name:
• You’re now on a Maverick login node • Can run usual shell utilities • Manage data, etc. SSH Access • Submit a remote vis VNC job: – Set a VNC password (one time only): vncpasswd – sbatch /share/doc/slurm/job.vnc –geometry 1280x800 – Monitor job status: showq -u – touch vncserver.out – tail -f vncserver.out – Connect to address in output file with a VNC viewer VNC Clients • Recommended: TigerVNC http://sourceforge.net/projects/tigervnc/files/
• Some other clients – TightVNC (Windows, Linux) – Safari / screen sharing (Mac OSX) • vnc://maverick.tacc.utexas.edu:
• To see available applications: – module avail
• Examples: – Run ParaView: • module load qt paraview • vglrun paraview – Run VisIt: • module load visit • vglrun visit Accessing your VNC session with a stand-alone viewer (or share your session with others) • Navigate to the Jobs tab • Mac users: – Click the vis.tacc.utexas.edu link to open the remote desktop viewer • Others: copy the address (vis.tacc.utexas.edu: