/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 -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=16' 1 11998.1653 Rate (MB/s) 1 2 15475.9772 Rate (MB/s) 1.28986 3 15650.1472 Rate (MB/s) 1.30437 4 16247.0597 Rate (MB/s) 1.35412 5 16536.2644 Rate (MB/s) 1.37823 6 17304.9729 Rate (MB/s) 1.4423 7 17302.2849 Rate (MB/s) 1.44207 8 17562.9692 Rate (MB/s) 1.4638 9 21296.4916 Rate (MB/s) 1.77497 10 20231.5571 Rate (MB/s) 1.68622 11 29417.6108 Rate (MB/s) 2.45184 12 33323.1033 Rate (MB/s) 2.77734 13 30775.5620 Rate (MB/s) 2.56501 14 31288.9161 Rate (MB/s) 2.6078 15 33026.0012 Rate (MB/s) 2.75258 16 47036.5273 Rate (MB/s) 3.9203 ------------------------------------------------ See graph in the file src/benchmarks/streams/MPIscaling.png