set output '| ps2pdf -dEPSCrop - data/freshness.pdf'
set terminal postscript color eps size 2.8,1.5 enhanced "Times-Roman" 12
set pointsize 1.2
set rmargin 3
set lmargin 10
#set nokey

set xlabel "Staleness limit in seconds" font "Times-Roman,16"
set ylabel "Relative throughput" font "Times-Roman,16"
set yrange [0:8]
set ytic format "%.0fx"


dbpeak = `awk '{print $6}' < data/mediumdb-stock | sort -nr | head -n1`
dbpeakbig = `awk '{print $6}' < data/bigdb-stock | sort -nr | head -n1`

plot [x = 0:*] \
     "data/mediumdb-txcache-freshness-peaks" using 1:($2/dbpeak) \
       title "TxCache (in-memory DB, 512MB cache)" with linespoints lt 1 pt 7 lc 3 lw 3, \
     "data/bigdb-txcache-freshness-peaks" using 1:($2/dbpeakbig) \
       title "TxCache (larger DB, 9GB cache) " with linespoints lt 1 pt 5 lc rgb "#006400" lw 3, \
     1 title "No caching (baseline)" \
       with line lt 2 lc 1 lw 6