--- Em seg, 29/6/09, I. Soumpasis <nono....@gmail.com> escreveu:


De: I. Soumpasis <nono....@gmail.com>
Assunto: Re: [R] (performance) time in Windows vs Linux
Para: "Cézar Freitas" <cafanselm...@yahoo.com.br>
Data: Segunda-feira, 29 de Junho de 2009, 5:53


Hi Cezar,

I tried your code in a core duo laptop (@2.5Gz) with ubuntu x86_64 with 4GB of 
RAM. Both R and libraries are compiled from source. These are the results.
   user  system elapsed 
 23.861   0.812  25.065

It seems better than the windows. Is there a posibility that on linux you have 
a big workspace, or something is consuming your memory and thus R is forced to 
use swap memory? Just a speculation.

Ilias


PS. BTW It uses only one core.



2009/6/26 Cézar Freitas <cafanselm...@yahoo.com.br>

  
 #windows time
 #   user  system elapsed
 #  27.81    0.00   27.82
 
 #linux usual compilation time
 #   user  system elapsed
 # 52.635   0.016  52.748
 
 #linux (my compilation) time
 #   user  system elapsed
 # 52.567   0.016  52.588
 #==============END OF CODE





     
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