#161 Three Profiling Tools

May 11, 2009 | 7 minutes | Performance, Tools

Ever want to know what Rails is doing under the hood during a request? In this episode I show three different profiling tools: New Relic RPM, FiveRuns TuneUp, and Rack::Bug.

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          bash
        
script/plugin install http://newrelic.rubyforge.org/svn/newrelic_rpm
sudo rake gems:install
script/server
script/plugin install git://github.com/brynary/rack-bug.git
mate config/initializers/middleware.rb

          config/environment.rb
        
config.gem "fiveruns_tuneup"

          config/initializers/middleware.rb
        
require "rack/bug"

ActionController::Dispatcher.middleware.use Rack::Bug,
  :ip_masks   => [IPAddr.new("127.0.0.1")],
  :secret_key => "epT5uCIchlsHCeR9dloOeAPG66PtHd9K8l0q9avitiaA/KUrY7DE52hD4yWY+8z1",
  :password   => "secret"