On Mon, 2005-06-20 at 08:29 -0400, bogdan romocea wrote: > Dear useRs, > > I timed the same code (simulation with for loops) on the same box > (dual Xeon EM64T, 1.5 Gb RAM) under 3 OSs and was surprised by the > results: > Windows XP Pro (32-bit): Time difference of 5.966667 mins > 64-bit GNU/Linux (Fedora Core 4): Time difference of 6.966667 mins > 32-bit GNU/Linux (FC4): Time difference of 9.2 mins > (R 2.1.0 binaries downloaded from CRAN) > > I searched the archives and found out I should compile a non-SHLIB R > binary. Is there something else I should pay attention to when trying > to make R faster under GNU/Linux?
On Fedora Core 4, try using gcc 3.4.4 (which you must install from source) instead of the default gcc 4.0.0. Martyn ----------------------------------------------------------------------- This message and its attachments are strictly confidential. ...{{dropped}} ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html