/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 8166.4072 Rate (MB/s) 1 2 9614.2455 Rate (MB/s) 1.17729 3 12150.0993 Rate (MB/s) 1.48781 4 16136.0721 Rate (MB/s) 1.97591 5 14671.2335 Rate (MB/s) 1.79653 6 16523.9844 Rate (MB/s) 2.02341 7 15664.7499 Rate (MB/s) 1.91819 8 14814.9072 Rate (MB/s) 1.81413 9 16322.2036 Rate (MB/s) 1.9987 10 14263.2519 Rate (MB/s) 1.74658 11 12372.2621 Rate (MB/s) 1.51502 12 15209.9471 Rate (MB/s) 1.8625 13 16479.7811 Rate (MB/s) 2.018 14 14912.3403 Rate (MB/s) 1.82606 15 16607.3074 Rate (MB/s) 2.03361 16 17335.8101 Rate (MB/s) 2.12282 17 16361.5304 Rate (MB/s) 2.00352 18 17205.0491 Rate (MB/s) 2.10681 19 16742.6346 Rate (MB/s) 2.05018 20 17102.9116 Rate (MB/s) 2.0943 21 16668.2593 Rate (MB/s) 2.04108 22 16541.7768 Rate (MB/s) 2.02559 23 20504.3706 Rate (MB/s) 2.51082 24 24825.0580 Rate (MB/s) 3.0399 ------------------------------------------------ See graph in the file src/benchmarks/streams/MPIscaling.png