multipleExecutionScript.sh

#!/bin/bash
# The script is used to run the makefile and the produced executables multiple times -> after that produces the wanted graphs for strong scaling

#Execute script using 3 arguments (unsigned integers ): trialsNum MAXthreadNum OptimizationLevel
#trialsNum  -> ntrials (default 64k)
#MAXThreadNum  -> Each executable will run iteratively till the number of MAXthreadNum (default is 14)
#OptimizationLevel  -> Compilation options :
#   Optimization 1 -> -O3 (default)
#   Optimization 2 -> -O3 -mfma -msse2
#   Optimization 3 -> -O3 -march=native -flto -ffast-math -fprofile-generate

#make clean -> remove executables
#make cleantxt -> remove results

function runExecutables {
    export OMP_PROC_BIND=$bool && ./mult_hooke_omp $trials $threads
    export OMP_PROC_BIND=$bool && ./mult_hooke_tasks $trials $threads
    mpiexec -n $threads --oversubscribe mult_hooke_mpi $trials 

    if [ $threads -eq 1 ]; then
        ./mult_hooke_seq $trials
        export OMP_PROC_BIND=$bool && mpiexec -n $threads --oversubscribe mult_hooke_mpi_omp $trials 1
    else
        hthreads=$(($threads/2))
        export OMP_PROC_BIND=$bool && mpiexec -n $hthreads --oversubscribe mult_hooke_mpi_omp $trials $hybridThreads
    fi
}

#Change the number of the Threads used by each process in the hybrid ( MPI + OPENMP ) parallelization 
hybridThreads=2
bool=false
make cleanall

if [ $# -ne 3 ]; then
    echo "Execute script using 3 arguments (unsigned integers ): trialsNum MaxThreadNum OptimizationLevel -> ( 1 or 2 or 3)"
    echo "Execution follows default values: 64k trials, 14 MaxThreadNum, 0 OptimizationLevel"

    #Initialize execution arguments
    trials=64000
    MaxThreadNum=14
    make aggresive_optimization=0

    threads=1
    runExecutables    
    for (( threads=2; threads<=$MaxThreadNum; threads=$(($threads+2)) ))
    do  
        runExecutables 
    done

    echo "Scipt Execution time = $SECONDS s"
    source ./env/bin/activate
    ./env/bin/python3.10 pythonLinePlot.py $trials $MaxThreadNum 0
    deactivate
else
    #Initialize execution arguments
    trials=$1
    MaxThreadNum=$2
    make aggresive_optimization=$3
    threads=1
    runExecutables
    for (( threads=2; threads<=$MaxThreadNum; threads=$(($threads+2)) ))
    do  
        runExecutables
    done

    echo "Script Execution time = $SECONDS s"
    source ./env/bin/activate
    ./env/bin/python3.10 pythonLinePlot.py $trials $MaxThreadNum $3
    deactivate
fi