Here are some benchmarks:

ruby 1.8.7 (2011-02-18 patchlevel 334) [x86_64-linux], MBARI 0x6770,
Ruby Enterprise Edition 2011.03
0.107191

ruby 1.9.3p0 (2011-10-30 revision 33570) [x86_64-linux]
2.21270134

On Fri, Dec 30, 2011 at 3:45 PM, Joachim Wuttke
<j.wuttke / fz-juelich.de> <j.wuttke / fz-juelich.de> wrote:
> Aaron, thank you for your answer.
>
> Here is a sample file:
>
> http://joachimwuttke.de/tmp/0a0
>
> the factor in speed is 20 for this one.
>
> Regards, Joachim
>