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#!/bin/bash
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cmp1=kmalloc-01
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cmp2=kmem-cache-aligned-01
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cmp3=kmem-cache-unaligned-01
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get_stats() {
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res=`./eval.sh $1`
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ave=`echo $res | awk '{print $1}'`
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med=`echo $res | awk '{print $2}'`
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sig=`echo $res | awk '{print $3}'`
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err=`echo $res | awk '{print $4}'`
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}
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cpy_stats() {
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ave_cpy="$ave"
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med_cpy="$med"
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sig_cpy="$sig"
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err_cpy="$err"
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}
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compare() {
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x=0
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for i in logs/$1/*; do
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# echo $i
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# echo ${i##*/};
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get_stats "$i"
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cpy_stats
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# echo "logs/$cmp2/${i##*/}"
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get_stats "logs/$2/${i##*/}"
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da[$x]="`echo "$ave $ave_cpy" |awk '{print ($1/$2)-1}'`"
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# echo ${da[$x]}
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dm[$x]="`echo "$med $med_cpy" |awk '{print ($1/$2)-1}'`"
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# echo ${dm[$x]}
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x=$(($x+1))
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done
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sum=0
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for i in ${da[*]}; do
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# echo "i: $i, sum: $sum"
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sum="`echo "$sum $i" | awk '{print ($1+$2)}'`"
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done
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ave_fin=`echo "$sum ${#da[*]}" | awk '{print 1+($1/$2)}'`
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sum=0
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for i in ${dm[*]}; do
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# echo "i: $i, sum: $sum"
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sum="`echo "$sum $i" | awk '{print ($1+$2)}'`"
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done
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med_fin=`echo "$sum ${#dm[*]}" | awk '{print 1+($1/$2)}'`
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echo "ave: $ave_fin, med: $med_fin"
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}
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plot_data() {
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read -d '' GP <<-EOF
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set title '$cmp1 vs. ...'
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set style data histogram
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set boxwidth 0.75 absolute
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set style histogram
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set style fill solid 1.0 border lt -1
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set ylabel 'Size gain factor'
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set yrange [1.2:1.5]
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set terminal png size 800,640
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set output 'kmalloc_vs_kmem-cache.png'
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set grid ytics mytics
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set mytics
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plot '-' using 2 t 'average', '-' using 3:xtic(1) t 'median'
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EOF
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echo -e "$GP\n$1\ne\n$1\ne" | gnuplot
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}
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echo "Size gain factor $cmp1 vs $cmp2:"
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echo -n " "
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compare "$cmp1" "$cmp2"
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DATA="$cmp2 $ave_fin $med_fin"
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echo
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echo "Size gain factor $cmp1 vs $cmp3:"
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echo -n " "
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compare "$cmp1" "$cmp3"
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DATA="$DATA
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$cmp3 $ave_fin $med_fin"
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plot_data "$DATA"
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