/pmi/cmpbib/compilation_BIB_fedora_39_petsc_master_mkl_openmpi_gpp/COMPILE_AUTO/virtual_env_python/bin/python3 /pmi/cmpbib/compilation_BIB_fedora_39_petsc_master_mkl_openmpi_gpp/COMPILE_AUTO/repo-petsc-main-debug/config/gmakegentest.py --petsc-dir=/pmi/cmpbib/compilation_BIB_fedora_39_petsc_master_mkl_openmpi_gpp/COMPILE_AUTO/repo-petsc-main-debug --petsc-arch=arch-linux-c-debug --testdir=./arch-linux-c-debug/tests --srcdir /pmi/cmpbib/compilation_BIB_fedora_39_petsc_master_mkl_openmpi_gpp/COMPILE_AUTO/repo-petsc-main-debug/src --pkg-pkgs "sys vec mat dm ksp snes ts tao" /opt/mpi/openmpi-4.1.6-opt/bin/mpicc -o MPIVersion.o -c -fPIC -Wall -Wwrite-strings -Wno-unknown-pragmas -Wno-lto-type-mismatch -Wno-stringop-overflow -fstack-protector -g3 -O0 -I/pmi/cmpbib/compilation_BIB_fedora_39_petsc_master_mkl_openmpi_gpp/COMPILE_AUTO/repo-petsc-main-debug/include -I/pmi/cmpbib/compilation_BIB_fedora_39_petsc_master_mkl_openmpi_gpp/COMPILE_AUTO/repo-petsc-main-debug/arch-linux-c-debug/include -I/pmi/cmpbib/compilation_BIB_fedora_39_petsc_master_mkl_openmpi_gpp/COMPILE_AUTO/petsc-main-debug/include -I/pmi/cmpbib/compilation_BIB_fedora_39_petsc_master_mkl_openmpi_gpp/COMPILE_AUTO/petsc-main-debug/include/suitesparse -I/opt/intel/oneapi/mkl/2024.1/include -I/opt/mpi/openmpi-4.1.6-opt/include MPIVersion.c Running streams with '/opt/mpi/openmpi-4.1.6-opt/bin/mpiexec --oversubscribe ' using 'NPMAX=24' 1 5851.9797 Rate (MB/s) 1 2 10804.3985 Rate (MB/s) 1.84628 3 11627.8244 Rate (MB/s) 1.98699 4 15023.0290 Rate (MB/s) 2.56717 5 14086.3695 Rate (MB/s) 2.40711 6 13391.5301 Rate (MB/s) 2.28838 7 13954.8437 Rate (MB/s) 2.38464 8 13876.8650 Rate (MB/s) 2.37131 9 15166.4966 Rate (MB/s) 2.59169 10 16081.9643 Rate (MB/s) 2.74812 11 16264.6683 Rate (MB/s) 2.77934 12 16596.8429 Rate (MB/s) 2.83611 13 15773.6546 Rate (MB/s) 2.69544 14 15997.6018 Rate (MB/s) 2.73371 15 16058.4397 Rate (MB/s) 2.7441 16 16483.4382 Rate (MB/s) 2.81673 17 16762.1608 Rate (MB/s) 2.86436 18 17859.2585 Rate (MB/s) 3.05183 19 21507.4295 Rate (MB/s) 3.67524 20 24528.8287 Rate (MB/s) 4.19154 21 18669.4846 Rate (MB/s) 3.19029 22 21490.1236 Rate (MB/s) 3.67228 23 23648.5130 Rate (MB/s) 4.04111 24 22508.1025 Rate (MB/s) 3.84624 ------------------------------------------------ See graph in the file src/benchmarks/streams/MPIscaling.png