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speedups
2011 Apr 19
0
doSMP package works better than perfect, at least sometimes.
..._unvectorized /
tstats$meanElapsed_1CoreVectorized
tstats$speedup.elapsed3 <- tstats$meanElapsed_1CoreVectorized /
tstats$meanElapsed_SMPVectorized
speedupVectorizing <- dcast(tstats[c('g','n','speedup.elapsed1')], g~n,
value_var='speedup.elapsed1')
speedupSMP <- dcast(tstats[c('g','n','speedup.elapsed3')], g~n,
value_var='speedup.elapsed3')
return(list(vectoring=speedupVectorizing, smp=speedupSMP))
}
timeSMP(10,1) # make it thrash as much as possible
timeSMP(100,1)
timeSMP(1000,1)
timeSMP(10000,1)...