/opt/openmpi-4.0.4_opt/bin/mpicc -o MPIVersion.o -c -fPIC -Wall -Wwrite-strings -Wno-unknown-pragmas -Wno-lto-type-mismatch -fstack-protector -g3 -O0  -I/pmi/cmpbib/compilation_BIB_gcc_redhat_petsc-master_debug/COMPILE_AUTO/petsc-main-debug/include -I/pmi/cmpbib/compilation_BIB_gcc_redhat_petsc-master_debug/COMPILE_AUTO/petsc-main-debug/arch-linux-c-debug/include -I/opt/petsc-main_debug/include -I/opt/intel/oneapi/mkl/2021.1.1/include -I/opt/openmpi-4.0.4_opt/include    `pwd`/MPIVersion.c
Running streams with '/opt/openmpi-4.0.4_opt/bin/mpiexec --oversubscribe ' using 'NPMAX=24' 
1   7697.3986   Rate (MB/s)
2  15145.9276   Rate (MB/s) 1.96767 
3  22865.7827   Rate (MB/s) 2.97059 
4  27674.7544   Rate (MB/s) 3.59534 
5  30195.4209   Rate (MB/s) 3.92281 
6  35664.4279   Rate (MB/s) 4.63331 
7  33783.2244   Rate (MB/s) 4.38891 
8  38069.7234   Rate (MB/s) 4.94579 
9  34070.7311   Rate (MB/s) 4.42626 
10  19827.4469   Rate (MB/s) 2.57586 
11  30882.4390   Rate (MB/s) 4.01206 
12  18557.9852   Rate (MB/s) 2.41094 
13  33774.2781   Rate (MB/s) 4.38775 
14  33116.2233   Rate (MB/s) 4.30226 
15  35556.7812   Rate (MB/s) 4.61932 
16  38068.5488   Rate (MB/s) 4.94564 
17  36682.0246   Rate (MB/s) 4.76551 
18  29140.4420   Rate (MB/s) 3.78575 
19  31622.9027   Rate (MB/s) 4.10826 
20  31520.0581   Rate (MB/s) 4.0949 
21  32136.6311   Rate (MB/s) 4.175 
22  33600.7348   Rate (MB/s) 4.36521 
23  37163.2631   Rate (MB/s) 4.82803 
24  38732.2713   Rate (MB/s) 5.03186 
------------------------------------------------
Unable to open matplotlib to plot speedup
Unable to open matplotlib to plot speedup