#!/bin/ksh
set -e

#
# format the data from bonnie tests so that it becomes readable by gnuplot
# here we compare many bench results with multiple runs (-x 5)
#

[[ -z $4 ]] && echo usage: bonnie-file1,2,3,4 && exit 1
file1=$1
file2=$2
file3=$3
file4=$4

# assuming all benchs have same amount of runs
lines=`wc -l < $file1`

echo -n writing to bonnie.dat ...
(( line = 1 ))
until (( line > lines )); do
	for set in 4 6 8 10 12; do
		value1=`sed -n ${line}p $file1 | cut -f$set -d,`
		value2=`sed -n ${line}p $file2 | cut -f$set -d,`
		value3=`sed -n ${line}p $file3 | cut -f$set -d,`
		value4=`sed -n ${line}p $file4 | cut -f$set -d,`
		cat <<EOF
$line	$set	$value1	$value2	$value3	$value4
EOF
	done
	(( line++ ))
done > bonnie.dat && echo done

cat > bonnie.plot <<EOF
set dgrid 40,40
set hidden3d
set xlabel "Type of IOPS"
set ylabel "Test run"
splot \\
        'bonnie.dat' u 2:1:3 with lines tit "${file1#bonnie-}", \\
        'bonnie.dat' u 2:1:4 with lines tit "${file2#bonnie-}", \\
        'bonnie.dat' u 2:1:5 with lines tit "${file3#bonnie-}", \\
        'bonnie.dat' u 2:1:6 with lines tit "${file4#bonnie-}",
EOF

echo ready to plot? [y]
read yesno
[[ -z $yesno || $yesno = y || $yesno = Y ]] && gnuplot -persist -c bonnie.plot