add openblas scaling test

DiffractionGratings/grating3D_postplot_scaling.py

+import numpy as np
+import matplotlib.pyplot as plt
+plt.figure()
+temp = np.genfromtxt('temp_scaling_runtime_MUMPS.out',delimiter=' ',dtype=None,encoding=None)[:,7]
+runtime_MUMPS  = np.array([np.float(temp[i][:-2]) for i in range(len(temp))])
+
+
+tab_procs      = np.loadtxt('temp_scaling_nbproc.out')
+tab_paramaille = np.loadtxt('temp_scaling_paramaille.out')
+runtime_MUMPS = runtime_MUMPS.reshape((len(tab_paramaille),len(tab_procs)))
+
+temp = np.genfromtxt('temp_scaling_NDOFs.out',delimiter=' ',dtype=None,encoding=None)
+NDofs = [temp[k][6] for k in range(0,len(tab_procs)*len(tab_paramaille),len(tab_procs))]
+
+
+plt.figure()
+for k in range(len(tab_paramaille)):
+    plt.plot(tab_procs,runtime_MUMPS[k,:],label='%g'%NDofs[k])
+plt.legend()
+plt.xlabel("nprocs")
+plt.xlabel("MUMPS wall time (s)")
+plt.savefig('runtime.jpg')
+
+plt.figure()
+for k in range(len(tab_paramaille)):
+    plt.plot(tab_procs,runtime_MUMPS[k,0]/runtime_MUMPS[k,:],label='%g'%NDofs[k])
+plt.legend(title="Matrix size")
+plt.xlabel("number of procs")
+plt.ylabel("speedup")
+plt.savefig('speedup.jpg')
+# plt.show()
\ No newline at end of file

DiffractionGratings/grating3D_scaling.sh

+#!/bin/bash
+export OPENBLAS_NUM_THREADS=1
+export OMP_NUM_THREADS=1
+export GRATING_CASE="halfellipsoid"
+
+rm -rf res3D temp_scaling_nbproc.out temp_scaling_paramaille.out temp_scaling_runtime_MUMPS.out rm temp.out
+
+for p in 5 10 15 20 25 30 35 40
+do
+    echo $p >> temp_scaling_paramaille.out
+    gmsh grating3D.geo -3 -o grating3D.msh -setstring test_case $GRATING_CASE -setnumber paramaille $p
+    for i in 1 2 4 6 8 10 12 14 16 20 24 28 32 40 44
+    do
+        if [ "$p" -eq "1" ]; then echo $i >> temp_scaling_nbproc.out ; fi
+        export OPENBLAS_NUM_THREADS=$i
+        getdp grating3D.pro -pre helmholtz_vector -msh grating3D.msh -cal -pos postop_helmholtz_vector -petsc_prealloc 200 -setstring test_case $GRATING_CASE
+    done
+done
+grep 'N:' nohup.out > temp_scaling_NDOFs.out 
+grep -A1 'N:' nohup.out > temp.out && grep 'Wall' temp.out > temp_scaling_runtime_MUMPS.out
+rm temp.out