/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 6508.2782 Rate (MB/s) 1 2 12759.2577 Rate (MB/s) 1.96047 3 13677.0859 Rate (MB/s) 2.10149 4 14015.9864 Rate (MB/s) 2.15356 5 16232.5962 Rate (MB/s) 2.49415 6 18626.0258 Rate (MB/s) 2.8619 7 17151.7741 Rate (MB/s) 2.63538 8 19557.7954 Rate (MB/s) 3.00506 9 17615.9946 Rate (MB/s) 2.70671 10 19547.7928 Rate (MB/s) 3.00353 11 18779.4919 Rate (MB/s) 2.88548 12 19452.7582 Rate (MB/s) 2.98892 13 17505.4918 Rate (MB/s) 2.68973 14 18711.9854 Rate (MB/s) 2.8751 15 18013.0066 Rate (MB/s) 2.76771 16 18898.1242 Rate (MB/s) 2.9037 17 18212.6305 Rate (MB/s) 2.79838 18 18896.8354 Rate (MB/s) 2.90351 19 18262.5483 Rate (MB/s) 2.80605 20 18794.8396 Rate (MB/s) 2.88784 21 18142.9399 Rate (MB/s) 2.78767 22 18793.6087 Rate (MB/s) 2.88765 23 18629.8784 Rate (MB/s) 2.86249 24 19291.7522 Rate (MB/s) 2.96419 ------------------------------------------------ See graph in the file src/benchmarks/streams/MPIscaling.png