Upgrade to Pro — share decks privately, control downloads, hide ads and more …

ruby-prof - David Grayson

Avatar for Las Vegas Ruby Group Las Vegas Ruby Group
February 06, 2012
0
56

ruby-prof - David Grayson

Avatar for Las Vegas Ruby Group

Las Vegas Ruby Group

February 06, 2012
Tweet

More Decks by Las Vegas Ruby Group

See All by Las Vegas Ruby Group
Ruby ISO Standard - David Grayson
Avatar for Las Vegas Ruby Group lvrug
0
120
Windows Automation - Howard Feldman
Avatar for Las Vegas Ruby Group lvrug
0
59
Separating Your Application from Rails - Brian Hughes
Avatar for Las Vegas Ruby Group lvrug
0
110
SWIG and Ruby - David Grayson
Avatar for Las Vegas Ruby Group lvrug
0
66
Practical Object-Oriented Design in Ruby - Charles Jackson
Avatar for Las Vegas Ruby Group lvrug
3
120
The Hamster Gem - Ryan Mulligan
Avatar for Las Vegas Ruby Group lvrug
1
82
Varnish+Redis - Russ Smith
Avatar for Las Vegas Ruby Group lvrug
1
92
Lambdas and Pops - Jan Hettich
Avatar for Las Vegas Ruby Group lvrug
0
64
Making Good Use of Fonts - Russ Smith
Avatar for Las Vegas Ruby Group lvrug
1
77

Featured

See All Featured
Java REST API Framework Comparison - PWX 2021
Avatar for Matt Raible mraible
31
8.6k
Balancing Empowerment & Direction
Avatar for Lara Hogan lara
1
300
Stop Working from a Prison Cell
Avatar for Chris Michel hatefulcrawdad
269
20k
Automating Front-end Workflow
Avatar for Addy Osmani addyosmani
1370
200k
GraphQLとの向き合い方2022年版
Avatar for Yosuke Kurami quramy
46
14k
A Tale of Four Properties
Avatar for Chris Coyier chriscoyier
159
23k
Helping Users Find Their Own Way: Creating Modern Search Experiences
Avatar for Dan Newman danielanewman
29
2.7k
Raft: Consensus for Rubyists
Avatar for Patrick Van Stee vanstee
140
7k
Save Time (by Creating Custom Rails Generators)
Avatar for Garrett Dimon garrettdimon
PRO
31
1.2k
Being A Developer After 40
Avatar for Adrian Kosmaczewski akosma
90
590k
What’s in a name? Adding method to the madness
Avatar for Product Marketing Alliance productmarketing
PRO
22
3.5k
Templates, Plugins, & Blocks: Oh My! Creating the theme that thinks of everything
Avatar for Michelle Schulp Hunt marktimemedia
31
2.4k

Transcript

  1. ruby-prof David Grayson Las Vegas Ruby Meetup 2012-02-06

  2. None

  3. Features of ruby-prof  Speed  Can measure:  call

    times  memory usage  object allocations  Text and cross-referenced html reports:  Flat profiles  Graph profiles  Call tree profiles for KCacheGrind  Supports multiple threads

  4. Example profiles

  5. ruby-prof executable ruby-prof --file=profile.html \ --printer=graph_html \ slow_program.rb ruby-prof slow_program.rb

  6. ruby-prof API require 'ruby-prof' RubyProf.start slow_code result = RubyProf.stop File.open("slow2.txt","w")

    do |file| RubyProf::GraphPrinter.new(result).print(file) end