/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 6394.0113 Rate (MB/s) 1 2 11259.4791 Rate (MB/s) 1.76094 3 11735.2323 Rate (MB/s) 1.83535 4 14283.4278 Rate (MB/s) 2.23388 5 14292.3309 Rate (MB/s) 2.23527 6 16443.5114 Rate (MB/s) 2.57171 7 12949.4605 Rate (MB/s) 2.02525 8 15080.3801 Rate (MB/s) 2.35852 9 14708.5256 Rate (MB/s) 2.30036 10 16012.6198 Rate (MB/s) 2.50432 11 15501.5104 Rate (MB/s) 2.42438 12 16102.1059 Rate (MB/s) 2.51831 13 16453.1995 Rate (MB/s) 2.57322 14 16207.5569 Rate (MB/s) 2.5348 15 16865.5457 Rate (MB/s) 2.63771 16 16380.6283 Rate (MB/s) 2.56187 17 17157.1681 Rate (MB/s) 2.68332 18 19330.8935 Rate (MB/s) 3.02328 19 17135.1134 Rate (MB/s) 2.67987 20 30222.6122 Rate (MB/s) 4.72671 21 19756.2521 Rate (MB/s) 3.08981 22 21729.2868 Rate (MB/s) 3.39838 23 19483.8936 Rate (MB/s) 3.04721 24 26584.1127 Rate (MB/s) 4.15766 ------------------------------------------------ See graph in the file src/benchmarks/streams/MPIscaling.png