wiki.chpc.ac.za

User Tools

Site Tools

You are here: start » howto » rocky_dem
Trace:
howto:rocky_dem

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
Next revision 		Previous revision
howto:rocky_dem [2021/05/05 11:59]
ccrosby [Sample PBS script] 		howto:rocky_dem [2024/04/03 14:42] (current)
ccrosby
Line 1: Line 1:
 ====== Running the commercial discrete element code Rocky DEM on the CHPC system ====== ====== Running the commercial discrete element code Rocky DEM on the CHPC system ======
 ===== Introduction ===== ===== Introduction =====
-Please refer to [[https://rocky.esss.co/|the Rocky DEM home page]] for more information on Rocky, a commercial code targeted at discrete element modelling.  The current version of the code is 4.3, and has been installed in '''/apps/chpc/compmech/Rocky/rocky4/Rocky'''.  Discrete element modelling lends itself to execution on GPUs, and the performance benefit is so compelling that there is little point in running the code on CPU+Please refer to [[https://rocky.esss.co/|the Rocky DEM home page]] for more information on Rocky, a commercial code targeted at discrete element modelling.  The current version of the code is v241, and has been installed in '''/home/apps/chpc/compmech/ansys_inc/v241/rocky'''.  Discrete element modelling lends itself to execution on GPUs, and the performance benefit is so compelling that there is little point in running the code on CPU
  
  
Line 24: Line 24:
 ##  Obviously use your own paths here ##  Obviously use your own paths here
 ## ##
-#PBS -e /mnt/lustre3p/users/jblogs/Rocky_Run/stderr.txt +#PBS -e /mnt/lustre/users/jblogs/Rocky_Run/stderr.txt 
-#PBS -o /mnt/lustre3p/users/jblogs/Rocky_Run/stdout.txt+#PBS -o /mnt/lustre/users/jblogs/Rocky_Run/stdout.txt
 ## These two lines will send you an email on Abort, Begin and End of the job ## These two lines will send you an email on Abort, Begin and End of the job
 ##  Obviously use your own real email address ##  Obviously use your own real email address
Line 33: Line 33:
 ## Tell the system where your Rocky case is ## Tell the system where your Rocky case is
 ## ##
-export PBS_JOBDIR=/mnt/lustre3p/users/jblogs/Rocky_Run+export PBS_JOBDIR=/mnt/lustre/users/jblogs/Rocky_Run
 ## Change into that directory ## Change into that directory
 ## ##
Line 55: Line 55:
 ## Run the solver ## Run the solver
 ## ##
-/apps/chpc/compmech/Rocky/rocky4/Rocky --simulate  "./MyRockyCase.rocky" --resume=1 --use-gpu=1  $gpulistparameter+/home/apps/chpc/compmech/ansys_inc/v241/rocky/Rocky --simulate  "./MyRockyCase.rocky" --resume=1 --use-gpu=1  $gpulistparameter
 </file> </file>
  
 ===== Using the GUI and Postprocessing ===== ===== Using the GUI and Postprocessing =====
 The V100 GPUs in the GPU cluster are not available for graphics use.  We are working on making the GUI available on the GPU cluster by means of Mesa software rendering, but this does not work yet.  Please use the dedicated visualization servers chpcviz1 or chpclic1 if you need to use the GUI or to display results.  Follow the [[howto:remote_viz|remote visualization]] instructions for the TurboVNC / VirtualGL software stack. The V100 GPUs in the GPU cluster are not available for graphics use.  We are working on making the GUI available on the GPU cluster by means of Mesa software rendering, but this does not work yet.  Please use the dedicated visualization servers chpcviz1 or chpclic1 if you need to use the GUI or to display results.  Follow the [[howto:remote_viz|remote visualization]] instructions for the TurboVNC / VirtualGL software stack.
/app/dokuwiki/data/attic/howto/rocky_dem.1620208796.txt.gz · Last modified: 2021/12/09 16:42 (external edit)

Page Tools

Except where otherwise noted, content on this wiki is licensed under the following license: CC Attribution-Noncommercial-Share Alike 3.0 Unported
CC Attribution-Noncommercial-Share Alike 3.0 Unported Donate Powered by PHP Valid HTML5 Valid CSS Driven by DokuWiki