Thank you so much Ruochun, I appreciate your help!
On Wednesday, August 23, 2023 at 7:34:33 AM UTC-7 Ruochun Zhang wrote: > Hi Mohammad, > > You should request one compute node. This will minimize the communication > cost between GPUs. Using GPUs across different compute nodes will have > performance impacts and this effect is universally applicable. > > The number of MPI tasks should not matter too much for DEME. You can try 1 > or 2 to see if it makes a difference in your system. It should not and you > can always fall back to 1 if this is the case. > > Thank you, > Ruochun > > On Wednesday, August 23, 2023 at 9:05:34 AM UTC-5 [email protected] > wrote: > >> Hi, >> >> When using DEM-engine on a supercomputer cluster, what is the >> recommended number of compute nodes, and total number of MPI tasks that I >> should request to fully take advantage of 2GPU units? >> >> >> Thank you so much, >> Mohammad A. >> > -- You received this message because you are subscribed to the Google Groups "ProjectChrono" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/projectchrono/ad9f67e6-7efb-428e-aedf-b621320203a5n%40googlegroups.com.
