Reply To: Optimizing OpenLB for Large-Scale Simulations
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March 31, 2025 at 9:00 am
#9975
sfraniatte
Participant
Hello,
I achieved a significant performance gain by changing the number of cuboids. I started from the aorta3d example, which used too many cuboids (8 per CPU core in parallel), and I greatly reduced this number (1 per core with 32 cores).
Hope this helps. Good luck!
Sylvain