From: Victor Shepelev <vshepelev@...>
Date: 2006-05-25T22:57:05+09:00
Subject: Re: MethodTracer.rb Re: How use Profiling, a Quick Guide.

From: John Carter [mailto:john.carter@tait.co.nz]
Sent: Thursday, May 25, 2006 5:28 AM
> > On Wed, 24 May 2006, Victor Shepelev wrote:
> >
> >>>   * Look at the top most items in the profile list. Usually they are
> >>>     standard library functions. Silly things like [] or +...
> >>>     Ask your self, "What could be calling these thing so often?
> >>>     Can I make it do it less often? eg. Cache the result etc.)
> >>
> >> Here can help my Module#add_tracer, described here
> >> http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/192291
> >
> > Coool!! I _like_ it! Let that be a lesson to those who say Ruby can't do
> > AOP or Lispish Macros.
> 
> LOVELY!
> 
> It works brilliantly! Just use -rprofile to find the hot spots, the
> standard class.method that has been called many many many times and then
> mixed in my little MethodTracer.rb
> 
> (Did you know Find.find invokes Kernel.catch once per file/directory?)
> 
> ===MethodTracer.rb========================================================
> =======

[skip]

John, it's really cool!
May be (as I've mentioned above) we can create "profile hacks" project on
rubyforge?

Victor.