From 0c1618197f7fcc0c5828c1d3aa8a2dc4e915e62e Mon Sep 17 00:00:00 2001 From: Peter Boyle Date: Tue, 15 Feb 2022 08:52:07 -0500 Subject: [PATCH] Faster intranode MPI works now --- systems/Crusher/dwf8.slurm | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/systems/Crusher/dwf8.slurm b/systems/Crusher/dwf8.slurm index 58686636..30e83fff 100644 --- a/systems/Crusher/dwf8.slurm +++ b/systems/Crusher/dwf8.slurm @@ -14,8 +14,8 @@ DIR=. module list export MPIR_CVAR_GPU_EAGER_DEVICE_MEM=0 export MPICH_GPU_SUPPORT_ENABLED=1 -#export MPICH_SMP_SINGLE_COPY_MODE=XPMEM -export MPICH_SMP_SINGLE_COPY_MODE=NONE +export MPICH_SMP_SINGLE_COPY_MODE=XPMEM +#export MPICH_SMP_SINGLE_COPY_MODE=NONE #export MPICH_SMP_SINGLE_COPY_MODE=CMA export OMP_NUM_THREADS=1