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#!/bin/bash
# $1: name list of commands
# ex: ./sptest_commands.sh fib38 bsort-40000
# repeat and waittimes
ct=10
waittime=5
# etc
log="log.txt"
# -------------------------------------------------
function gettime() {
rm -f _result.txt
for ((i=1; i<ct; i++))
do
(time $1) 2>> _result.txt
echo
echo "Done ($i/$ct)"
sleep $waittime
echo 'Restart'
done
(time $1) 2>> _result.txt
echo
echo
logtime=`grep real _result.txt | awk -F'\t' '{print $2}' | cut -c3- | awk -F's' '{print $1}'`
echo "Execution times"
echo "$logtime"
res=`echo "$logtime\n" | awk 'BEGIN{r=0;c=0} {r=r+$0;c++} END{print r/c}'`
# for return value
res=`grep real _result.txt | awk -F'\t' '{print $2}' | cut -c3- | awk -F's' '{print $1}' | awk 'BEGIN{r=0;c=0} {r=r+$0;c++} END{print r/c}'`
rm -f _result.txt
}
rm -f $log
echo '' >> $log
echo "$ct" | awk -F',' '{printf("%-27s| avg. time over %d runs (sec)\n","",$1)}' >> $log
echo '===========================+=============================' >> $log
for f in "$@"; do
command="$f"
echo 'Now just cooling CPU...'
sleep $waittime
echo 'The experimental was started.'
echo "------------------"
echo "$f"
gettime "./$f"
echo "Average ${res}sec"
echo "$command,$res" | awk -F',' '{printf("%-27s| %.2f\n",$1,$2)}' >> $log
done
echo
cat $log
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