RubyConf 2009

Rubinius The 4th Year Tuesday, November 24, 2009

Rubinius The 1st Senior Year Tuesday, November 24, 2009

4th Year Tuesday, November 24, 2009

Year 1 Freshman Year 48 commits Tuesday, November 24, 2009

http://photos.dzki.co.uk/oak_sapling_warming_itself_in_the_morning_sun.jpg Tuesday, November 24, 2009

Year 1 A Toy Tuesday, November 24, 2009

Year 1 An Idea Tuesday, November 24, 2009

Year 2 Sophomore Year 2802 commits Tuesday, November 24, 2009

Year 3 Hubris Tuesday, November 24, 2009

Year 3 Hubris 1.0 anyone? Tuesday, November 24, 2009

Year 3 Junior Year 6172 commits Tuesday, November 24, 2009

Year 3 Compliance Tuesday, November 24, 2009

Year 3 Compliance RubySpec Tuesday, November 24, 2009

Year 3 Redirection Tuesday, November 24, 2009

Year 3 Redirection C++ Tuesday, November 24, 2009

Year 3 Plotting Tuesday, November 24, 2009

Year 4 1st Senior Year 2220 commits Tuesday, November 24, 2009

Year 4 JIT Tuesday, November 24, 2009

Year 4 JIT LLVM Tuesday, November 24, 2009

Year 4 JIT Hotspot Detection Tuesday, November 24, 2009

Year 4 JIT Type Proﬁling Tuesday, November 24, 2009

Year 4 JIT Method Inlining Tuesday, November 24, 2009

Year 4 FTW Block Inlining! Tuesday, November 24, 2009

Year 4 RubySpec Tuesday, November 24, 2009

Year 4 RubySpec 93% Pass Rate Tuesday, November 24, 2009

Year 4 RubySpec rake, rspec, rails Tuesday, November 24, 2009

Year 4 C Extensions Tuesday, November 24, 2009

Year 4 C Extensions syck, nokogiri, mysql, yajl-json Tuesday, November 24, 2009

Compliance + Performance Tuesday, November 24, 2009

Compliance 93+% RubySpec Tuesday, November 24, 2009

Compliance 93+% RubySpec Passing/untagging more everyday Tuesday, November 24, 2009

NotImplementedError Tuesday, November 24, 2009

NotImplementedError ObjectSpace Tuesday, November 24, 2009

NotImplementedError ObjectSpace _id2ref Tuesday, November 24, 2009

NotImplementedError ObjectSpace each_object (limited) Tuesday, November 24, 2009

NotImplementedError callcc Tuesday, November 24, 2009

NotImplementedError callcc Yet. Tuesday, November 24, 2009

Compliance C-API Tuesday, November 24, 2009

Compliance C-API syck, nokogiri, etc. Tuesday, November 24, 2009

Compliance C-API A few gotchas... Tuesday, November 24, 2009

C Extension Do’s and Don’ts Tuesday, November 24, 2009

Do prefer a function over an R*() macro Tuesday, November 24, 2009

Rubinius RBASIC(obj)->class rb_obj_class(obj) Tuesday, November 24, 2009

1.9 / Rubinius ROBJECT(obj)->iv_tbl rb_ivar_[get|set](obj, ...) Tuesday, November 24, 2009

1.9 / Rubinius Don’t use the “re.h” header Tuesday, November 24, 2009

1.9 / Rubinius Don’t use the “env.h” header ruby_frame ruby_dyna_vars ruby_scope ruby_in_eval ruby_class Tuesday, November 24, 2009

Try your gem Tuesday, November 24, 2009

Report your problems! Tuesday, November 24, 2009

http://github.com/ evanphx/rubinius/ issues Tuesday, November 24, 2009

Performance Tuesday, November 24, 2009

Performance The Two Fronts Tuesday, November 24, 2009

Performance Why We Fight What We Write Tuesday, November 24, 2009

(0..10).to_a.each do |i| ary << i end Tuesday, November 24, 2009

0.upto(10) do |i| ary << i end Tuesday, November 24, 2009

Performance The Two Fronts How We Run It Tuesday, November 24, 2009

Performance Benchmarking Tuesday, November 24, 2009

Performance Benchmarking Expectations vs. Reality Tuesday, November 24, 2009

Performance Benchmarking Lies, Damned Lies, and Statistics Tuesday, November 24, 2009

Benchmarks Tuesday, November 24, 2009

114 Times faster than 1.8 100 86 71 57 43 29 14 0 ruby 1.9 jruby macruby rubinius Tuesday, November 24, 2009

impl 1.8 1.9 jruby macruby rbx ms 309304 51113 113824 70580 24232 x faster 1.0 6.0 2.7 4.3 12.7 Tuesday, November 24, 2009

Benchmarks 12x faster! Tuesday, November 24, 2009

Benchmarks 12x faster! On these benchmarks! Tuesday, November 24, 2009

Benchmarks 12x faster! In general? Tuesday, November 24, 2009

Benchmarks What did we benchmark? Tuesday, November 24, 2009

Calling a method. Empty while loop. Creating a block. Accessing ivars. Performing ‘not’. Calling a polymorphic method. Calling super. Tuesday, November 24, 2009

Benchmarks Why these things? Tuesday, November 24, 2009

Benchmarks Why these things? How do these results translate? Tuesday, November 24, 2009

Analogy Tuesday, November 24, 2009

Dishonest? Tuesday, November 24, 2009

Rubinius Ruby performance begets core performance Tuesday, November 24, 2009

1.8 Ruby performance begets ? Tuesday, November 24, 2009

Benchmarks Need more/better data Tuesday, November 24, 2009

def foo() ary = [] 100.times { |i| ary << i } end 300,000 times Tuesday, November 24, 2009

Seconds 8 7.82 6 4 4.24 3.91 3.26 2.60 2 0 1.8 1.9 macruby jruby rbx Tuesday, November 24, 2009

def foo() hsh = {} 100.times { |i| hsh[i] = 0 } end 100,000 times Tuesday, November 24, 2009

Seconds 11 10.5 8.25 7.62 5.5 4.77 4.7 2.75 1.67 0 1.8 1.9 macruby jruby rbx Tuesday, November 24, 2009

def foo() hsh = { 47 => true } 100.times { |i| hsh[i] } end 100,000 times Tuesday, November 24, 2009

Seconds 4 3.64 3 2.61 2.6 2 2.12 1.75 1 0 1.8 1.9 macruby jruby rbx Tuesday, November 24, 2009

Benchmarking Conclusion Tuesday, November 24, 2009

Benchmarking Conclusion Rubinius is awesome at ruby code Tuesday, November 24, 2009

Benchmarking Conclusion Comparing C/Java to Ruby Tuesday, November 24, 2009

More Ruby Tuesday, November 24, 2009

More Ruby Burden of our own devising Tuesday, November 24, 2009

More Ruby Fast compliance Tuesday, November 24, 2009

More Ruby Slower core performance Tuesday, November 24, 2009

More Ruby Slower core performance Ruby vs. C/Java Tuesday, November 24, 2009

More Ruby The upside... Tuesday, November 24, 2009

def m; nil; end def Bench.run i=0 while i < 15_000_000 i+=1 m; m; m; m; m; m; m; m end end Tuesday, November 24, 2009

impl 1.8 1.9 jruby macruby rbx 114.8 ms 21361 6316 10101 3295 186 x faster 1.0 3.4 2.1 6.5 Tuesday, November 24, 2009

Bug Tuesday, November 24, 2009

Bug right? Tuesday, November 24, 2009

Bug Tuesday, November 24, 2009

Year 4 JIT Method Inlining Tuesday, November 24, 2009

bin/rbx -Xjit.inline.debug 0/bm_vm2_method.rb Tuesday, November 24, 2009

JIT: compiling Object#run inlining: primitive fixnum_lt into run. inlining: Object#m into run (<metaclass>) inlining: Object#m into run (<metaclass>) inlining: Object#m into run (<metaclass>) inlining: Object#m into run (<metaclass>) inlining: Object#m into run (<metaclass>) inlining: Object#m into run (<metaclass>) inlining: Object#m into run (<metaclass>) inlining: Object#m into run (<metaclass>) Tuesday, November 24, 2009

def m; nil; end def Bench.run i=0 while i < 15_000_000 i+=1 nil;nil;nil;nil;nil;nil;nil;nil end end Tuesday, November 24, 2009

def m; nil; end def Bench.run i=0 while i < 15_000_000 i+=1 end end Tuesday, November 24, 2009

Performance Tuesday, November 24, 2009

Performance Many programs, much faster Tuesday, November 24, 2009

Performance Many programs, a little slower Tuesday, November 24, 2009

Performance Some programs, a lot slower Tuesday, November 24, 2009

Releases Tuesday, November 24, 2009

Releases 0.13 Tuesday, November 24, 2009

Releases 0.13 JIT by default Tuesday, November 24, 2009

Releases 0.13 Lots of ﬁxes Tuesday, November 24, 2009

1.0rc1 Tuesday, November 24, 2009

Next Week! Tuesday, November 24, 2009

Expectations Tuesday, November 24, 2009

Expectations Runs rails 3 Tuesday, November 24, 2009

Expectations Performance improvements Tuesday, November 24, 2009

Expectations One RC every month Tuesday, November 24, 2009

Expectations One RC every month Until 1.0 is out. Tuesday, November 24, 2009

RubyConf 2009

by evanphx on Nov 24, 2009

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RubyConf 2009 — Presentation Transcript