/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 5536.8029 Rate (MB/s) 1 2 12593.8988 Rate (MB/s) 2.27458 3 13671.4613 Rate (MB/s) 2.4692 4 12848.1024 Rate (MB/s) 2.32049 5 14245.3131 Rate (MB/s) 2.57284 6 16949.6759 Rate (MB/s) 3.06128 7 14627.7806 Rate (MB/s) 2.64192 8 13022.9416 Rate (MB/s) 2.35207 9 14031.4975 Rate (MB/s) 2.53423 10 12849.3949 Rate (MB/s) 2.32073 11 14346.8765 Rate (MB/s) 2.59119 12 14523.1987 Rate (MB/s) 2.62303 13 13264.4965 Rate (MB/s) 2.3957 14 13408.9785 Rate (MB/s) 2.42179 15 14022.2580 Rate (MB/s) 2.53256 16 14448.7692 Rate (MB/s) 2.60959 17 14510.9449 Rate (MB/s) 2.62082 18 16389.6617 Rate (MB/s) 2.96013 19 17564.1102 Rate (MB/s) 3.17225 20 17150.4298 Rate (MB/s) 3.09753 21 21204.1091 Rate (MB/s) 3.82967 22 17109.8862 Rate (MB/s) 3.09021 23 17355.9630 Rate (MB/s) 3.13466 24 19750.3415 Rate (MB/s) 3.5671 ------------------------------------------------ See graph in the file src/benchmarks/streams/MPIscaling.png