-set label "59" at 2.15, 69
-set label "97" at 2.55, 107
-set label "159" at 2.95, 169
-set label "256" at 3.35, 266
-plot \
- 'chart1.dat' using ($1-0.8):($2) title "x86", \
- 'chart1.dat' using ($1-0.4):($3) title "Sparc", \
- 'chart1.dat' using ($1):($4) title "HPL-PD", \
- 'chart1.dat' using ($1+0.4):($5) title "Canonical"