Scientific Programming

Research Article

Modeling the Power Variability of Core Speed Scaling on Homogeneous Multicore Systems

Table 3

Comparing the errors of the basic and piecewise models for predicting the power of different benchmarks.


Benchmark	Model			Max.%	Avg.%	Max. err.	Min. err.	Avg. abs. err.

401.bzip2	Basic
401.bzip2	Piecewise
403.gcc	Basic
403.gcc	Piecewise
410.bwaves	Basic
410.bwaves	Piecewise
416.gamess	Basic
416.gamess	Piecewise
429.mcf	Basic
429.mcf	Piecewise
433.milc	Basic
433.milc	Piecewise
434.zeusmp	Basic
434.zeusmp	Piecewise
435.gromacs	Basic
435.gromacs	Piecewise
436.cactusADM	Basic
436.cactusADM	Piecewise
437.leslie3d	Basic
437.leslie3d	Piecewise
444.namd	Basic
444.namd	Piecewise
445.gobmk	Basic
445.gobmk	Piecewise
447.dealII	Basic
447.dealII	Piecewise
450.soplex	Basic
450.soplex	Piecewise
453.povray	Basic
453.povray	Piecewise
454.calculix	Basic
454.calculix	Piecewise
456.hmmer	Basic
456.hmmer	Piecewise
458.sjeng	Basic
458.sjeng	Piecewise
459.GemsFDTD	Basic
459.GemsFDTD	Piecewise
462.libquantum	Basic
462.libquantum	Piecewise
464.h264ref	Basic
464.h264ref	Piecewise
465.tonto	Basic
465.tonto	Piecewise
470.lbm	Basic
470.lbm	Piecewise
471.omnetpp	Basic
471.omnetpp	Piecewise
473.astar	Basic
473.astar	Piecewise
481.wrf	Basic
481.wrf	Piecewise
482.sphinx3	Basic
482.sphinx3	Piecewise
483.xalancbmk	Basic
483.xalancbmk	Piecewise