/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 6325.8426 Rate (MB/s) 1 2 15933.8559 Rate (MB/s) 2.51885 3 13609.0632 Rate (MB/s) 2.15134 4 18729.8378 Rate (MB/s) 2.96085 5 17056.2658 Rate (MB/s) 2.69628 6 16094.4188 Rate (MB/s) 2.54423 7 16113.7313 Rate (MB/s) 2.54729 8 15224.8634 Rate (MB/s) 2.40677 9 12742.3140 Rate (MB/s) 2.01433 10 14371.2564 Rate (MB/s) 2.27183 11 15120.7410 Rate (MB/s) 2.39031 12 14571.1448 Rate (MB/s) 2.30343 13 14841.5506 Rate (MB/s) 2.34618 14 15391.0383 Rate (MB/s) 2.43304 15 15057.2638 Rate (MB/s) 2.38028 16 15272.0399 Rate (MB/s) 2.41423 17 15821.8626 Rate (MB/s) 2.50115 18 15846.0326 Rate (MB/s) 2.50497 19 15719.8508 Rate (MB/s) 2.48502 20 15827.6886 Rate (MB/s) 2.50207 21 16570.8978 Rate (MB/s) 2.61956 22 16599.4460 Rate (MB/s) 2.62407 23 20330.9103 Rate (MB/s) 3.21395 24 23477.5824 Rate (MB/s) 3.71138 ------------------------------------------------ See graph in the file src/benchmarks/streams/MPIscaling.png