New to LBM and OpenLB? Attend our upcoming one-week hands-on Spring School in Marseille/France from 19.05.2025 – 23.05.2025. OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › gpu usage question › Reply To: gpu usage question March 6, 2023 at 12:43 pm #7268 H.YuParticipant what is mean ‘case’ ? i’m using cylinder3D example and gpu_openmpi.mk