#!/bin/bash
#########################################
#
#         The PBS directives
#
#########################################
#PBS -q studenti
#PBS -l nodes=8:ppn=8
#PBS -N progetto1
#PBS -o progetto1.out
#PBS -e progetto1.err
#########################################
# -q coda su cui va eseguito il job     #
# -l numero di nodi richiesti           #
# -N nome job (stesso del file pbs)     #
# -o, -e nome files contennete l'output #
#########################################
sort -u $PBS_NODEFILE > hostlist
NCPU=`wc -l < hostlist`
echo ---------------------------------------------------
echo "This job is allocated on ${NCPU} cpu(s) on hosts:"
cat hostlist


PBS_FOLD=consegna1/1CPU
MAIN=progetto1
PBS_O_WORKDIR=$PBS_O_HOME/$PBS_FOLD

echo ------------------------------------------
echo PBS: qsub is running on $PBS_O_HOST
echo PBS: originating queue is $PBS_O_QUEUE
echo PBS: executing queue is $PBS_QUEUE
echo PBS: working directory is $PBS_O_WORKDIR
echo PBS: execution mode is $PBS_ENVIRONMENT
echo PBS: job identifier is $PBS_JOBID
echo PBS: job name is $PBS_JOBNAME
echo PBS: node file is $PBS_NODEFILE
echo PBS: current home directory is $PBS_O_HOME
echo PBS: PATH = $PBS_O_PATH
echo ------------------------------------------

echo 'Job reserved node(s):'
cat $PBS_NODEFILE
echo ------------------------------------------------------


echo "Eseguo /usr/lib64/openmpi/1.4-gcc/bin/mpicc -o $PBS_O_WORKDIR/$MAIN $PBS_O_WORKDIR/$MAIN.c -lm"
/usr/lib64/openmpi/1.4-gcc/bin/mpicc -o $PBS_O_WORKDIR/$MAIN $PBS_O_WORKDIR/$MAIN.c -lm


HOLDER=0 #Processore con il risultato finale

#Eseguo il programma con diverse impostazioni
for STRATEGY in 1 2 3 #Strategie da eseguire
do
    for NVALUES in 1000 100000 100000000 #Numero di valori di N da utilizzare
    do
        #echo "Eseguo con: $NCPU cpu e $NVALUES usando la strategia $STRATEGY"
        /usr/lib64/openmpi/1.4-gcc/bin/mpiexec -machinefile hostlist -np 1 $PBS_O_WORKDIR/$MAIN $NVALUES $HOLDER $STRATEGY

    done
done