From: Victor Shepelev <vshepelev@...>
Date: 2006-06-02T05:25:25+09:00
Subject: Re: How use Profiling, a Quick Guide.

From: Dave Howell [mailto:groups@grandfenwick.net]
Sent: Thursday, June 01, 2006 10:35 PM
> To: ruby-talk ML
> Subject: Re: How use Profiling, a Quick Guide.
> 
> Fatal Error: Nuby Page Fault  Fatal Error: Nuby Chapter Fault  Fatal
> Error: Nuby Volume Fault  Fatal Error: San Andreas Fault   Fatal Error:
> Nobody's Fault. Please contact your system administrator to resolve the
> problem. If you are the System Administrator, I guess you're screwed.
> Ha. Ha.

Most of your questions would go away after reading that:
http://ruby-doc.org/stdlib/libdoc/benchmark/rdoc/index.html
http://ruby-doc.org/docs/ProgrammingRuby/html/trouble.html#UC
http://en.wikipedia.org/wiki/Strace
http://en.wikipedia.org/wiki/Top_(Unix)
http://en.wikipedia.org/wiki/Vmstat

V.