Re: Performance issues on Windows, suggests a MSVC build

[Tatsuro MATSUOKA]

Hello

--- On Wed, 2011/6/22, Ole Jacob Hagen wrote:

> Hi, 
> 
> I am using Octave for all my scientific work. 
> But I have also faced some problems regarding performance in file loading. 
> 
> I have data files, that are 500 - 1000 MB in size, with 133 columns of data. 
> 
> I am loading a log file (500 MB) and then creating up to 10 plots of them. 
> Here is the performance: 
> 
> * Linux: File loading + plotting: 3 minutes
> 
> * Windows XP(MinGw): File loading + plotting: 30-40 minutes. 

Pipe on windows is rather slow. It is possible that plotting is the determining 
step for windows case.

How about the same test octave on the cygwin?  The cygwin's pipe is not slow as 
that of native octave.

Regards

Tatsuro