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| # | |
| # heatmap-hotpower.R, 22 Aug 18 | |
| # | |
| # Data from: | |
| # Memory Performance at Reduced {CPU} Clock Speeds: {An} Analysis of Current x86\_64 Processor | |
| # Robert Sch{\"o}ne and Daniel Hackenberg and Daniel Molka | |
| # | |
| # Example from: | |
| # Evidence-based Software Engineering: based on the publicly available data | |
| # Derek M. Jones | |
| # | |
| # TAG memory_cache memory_performance cpu_frequency cpu_core x86_analysis | |
| source("ESEUR_config.r") | |
| library("lattice") | |
| L3_band=read.csv(paste0(ESEUR_dir, "communicating/hotpower12_L3-cache.csv.xz"), | |
| as.is=TRUE, row.names=1, check.names=FALSE) | |
| L3_band=as.matrix(L3_band) | |
| L3_band=L3_band[rev(seq_len(nrow(L3_band))), ] | |
| t=levelplot(L3_band, | |
| col.regions=rainbow(100, end=0.9), | |
| xlab=list(label="Clock frequency (Mhz)", cex=0.85), | |
| ylab=list(label="Cores used", cex=0.85), | |
| colorkey=NULL, # Numeric values remove the need for legend | |
| scales=list(x=list(cex=0.70, rot=35), y=list(cex=0.65)), | |
| panel=function(...) | |
| { | |
| panel.levelplot(...) | |
| panel.text(1:11, rep(1:8, each=11), L3_band, cex=0.55) | |
| }) | |
| plot(t, panel.height=list(3.8, "cm"), panel.width=list(6.2, "cm")) | |
| # library("gplots") | |
| # | |
| # heatmap.2(L3_band, Rowv=FALSE, Colv=FALSE, | |
| # trace="none", dendrogram="none", key=FALSE, density.info="none", | |
| # col=rainbow(100, end=0.9), | |
| # cellnote=L3_band, notecol="black") | |