2009-08-21 00:09:59 -04:00
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TIMES = (ENV['N'] || 10000).to_i
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2010-06-12 04:07:35 -04:00
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2011-02-07 22:53:22 -05:00
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require 'rubygems'
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2010-06-12 04:07:35 -04:00
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require "active_record"
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2009-08-21 00:09:59 -04:00
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2011-02-07 22:53:22 -05:00
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conn = { :adapter => 'sqlite3', :database => ':memory:' }
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2009-08-21 00:09:59 -04:00
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ActiveRecord::Base.establish_connection(conn)
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class User < ActiveRecord::Base
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connection.create_table :users, :force => true do |t|
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t.string :name, :email
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t.timestamps
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end
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has_many :exhibits
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end
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class Exhibit < ActiveRecord::Base
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connection.create_table :exhibits, :force => true do |t|
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t.belongs_to :user
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t.string :name
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t.text :notes
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t.timestamps
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end
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belongs_to :user
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def look; attributes end
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def feel; look; user.name end
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def self.look(exhibits) exhibits.each { |e| e.look } end
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def self.feel(exhibits) exhibits.each { |e| e.feel } end
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end
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2011-02-07 22:53:22 -05:00
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puts 'Generating data...'
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module ActiveRecord
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class Faker
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2011-11-29 04:50:02 -05:00
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LOREM = %Q{Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse non aliquet diam. Curabitur vel urna metus, quis malesuada elit.
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Integer consequat tincidunt felis. Etiam non erat dolor. Vivamus imperdiet nibh sit amet diam eleifend id posuere diam malesuada. Mauris at accumsan sem.
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Donec id lorem neque. Fusce erat lorem, ornare eu congue vitae, malesuada quis neque. Maecenas vel urna a velit pretium fermentum. Donec tortor enim,
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tempor venenatis egestas a, tempor sed ipsum. Ut arcu justo, faucibus non imperdiet ac, interdum at diam. Pellentesque ipsum enim, venenatis ut iaculis vitae,
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varius vitae sem. Sed rutrum quam ac elit euismod bibendum. Donec ultricies ultricies magna, at lacinia libero mollis aliquam. Sed ac arcu in tortor elementum
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tincidunt vel interdum sem. Curabitur eget erat arcu. Praesent eget eros leo. Nam magna enim, sollicitudin vehicula scelerisque in, vulputate ut libero.
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Praesent varius tincidunt commodo}.split
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2011-02-07 22:53:22 -05:00
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def self.name
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LOREM.grep(/^\w*$/).sort_by { rand }.first(2).join ' '
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end
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def self.email
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LOREM.grep(/^\w*$/).sort_by { rand }.first(2).join('@') + ".com"
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end
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end
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end
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# pre-compute the insert statements and fake data compilation,
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# so the benchmarks below show the actual runtime for the execute
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# method, minus the setup steps
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# Using the same paragraph for all exhibits because it is very slow
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# to generate unique paragraphs for all exhibits.
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notes = ActiveRecord::Faker::LOREM.join ' '
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today = Date.today
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puts 'Inserting 10,000 users and exhibits...'
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10_000.times do
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user = User.create(
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:created_at => today,
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:name => ActiveRecord::Faker.name,
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:email => ActiveRecord::Faker.email
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)
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Exhibit.create(
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:created_at => today,
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:name => ActiveRecord::Faker.name,
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:user => user,
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:notes => notes
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)
|
2009-08-21 00:09:59 -04:00
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end
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|
2011-02-07 22:53:22 -05:00
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require 'benchmark'
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2009-08-21 00:09:59 -04:00
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2011-02-07 22:53:22 -05:00
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Benchmark.bm(46) do |x|
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ar_obj = Exhibit.find(1)
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attrs = { :name => 'sam' }
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attrs_first = { :name => 'sam' }
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attrs_second = { :name => 'tom' }
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exhibit = {
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|
:name => ActiveRecord::Faker.name,
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:notes => notes,
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|
:created_at => Date.today
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}
|
2009-08-21 00:09:59 -04:00
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|
2011-02-07 22:53:22 -05:00
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x.report("Model#id (x#{(TIMES * 100).ceil})") do
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(TIMES * 100).ceil.times { ar_obj.id }
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2009-08-21 00:09:59 -04:00
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end
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|
2011-02-07 22:53:22 -05:00
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x.report 'Model.new (instantiation)' do
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TIMES.times { Exhibit.new }
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2009-08-21 00:09:59 -04:00
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end
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|
2011-02-07 22:53:22 -05:00
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x.report 'Model.new (setting attributes)' do
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TIMES.times { Exhibit.new(attrs) }
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2009-08-21 00:09:59 -04:00
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end
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|
2011-02-07 22:53:22 -05:00
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|
x.report 'Model.first' do
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TIMES.times { Exhibit.first.look }
|
2009-08-21 00:09:59 -04:00
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end
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|
2011-02-07 22:53:22 -05:00
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|
x.report("Model.all limit(100) (x#{(TIMES / 10).ceil})") do
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(TIMES / 10).ceil.times { Exhibit.look Exhibit.limit(100) }
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2009-08-21 00:09:59 -04:00
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end
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|
2011-02-07 22:53:22 -05:00
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x.report "Model.all limit(100) with relationship (x#{(TIMES / 10).ceil})" do
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(TIMES / 10).ceil.times { Exhibit.feel Exhibit.limit(100).includes(:user) }
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2009-08-21 00:09:59 -04:00
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end
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|
2011-02-07 22:53:22 -05:00
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x.report "Model.all limit(10,000) x(#{(TIMES / 1000).ceil})" do
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(TIMES / 1000).ceil.times { Exhibit.look Exhibit.limit(10000) }
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2009-08-21 00:09:59 -04:00
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end
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|
2011-02-07 22:53:22 -05:00
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x.report 'Model.create' do
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TIMES.times { Exhibit.create(exhibit) }
|
2009-08-21 00:09:59 -04:00
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end
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|
2011-02-07 22:53:22 -05:00
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|
x.report 'Resource#attributes=' do
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|
|
TIMES.times {
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|
|
exhibit = Exhibit.new(attrs_first)
|
|
|
|
exhibit.attributes = attrs_second
|
|
|
|
}
|
2009-08-21 00:09:59 -04:00
|
|
|
end
|
|
|
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|
2011-02-07 22:53:22 -05:00
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|
|
x.report 'Resource#update' do
|
|
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|
TIMES.times { Exhibit.first.update_attributes(:name => 'bob') }
|
2009-08-21 00:09:59 -04:00
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|
end
|
|
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|
2011-02-07 22:53:22 -05:00
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|
x.report 'Resource#destroy' do
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|
TIMES.times { Exhibit.first.destroy }
|
2009-08-21 00:09:59 -04:00
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|
end
|
|
|
|
|
2011-02-07 22:53:22 -05:00
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|
x.report 'Model.transaction' do
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|
TIMES.times { Exhibit.transaction { Exhibit.new } }
|
2009-08-21 00:09:59 -04:00
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|
end
|
|
|
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|
2011-02-07 22:53:22 -05:00
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|
|
x.report 'Model.find(id)' do
|
2010-09-10 16:09:26 -04:00
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|
id = Exhibit.first.id
|
2011-02-07 22:53:22 -05:00
|
|
|
TIMES.times { Exhibit.find(id) }
|
2010-09-10 16:09:26 -04:00
|
|
|
end
|
|
|
|
|
2011-02-07 22:53:22 -05:00
|
|
|
x.report 'Model.find_by_sql' do
|
|
|
|
TIMES.times {
|
|
|
|
Exhibit.find_by_sql("SELECT * FROM exhibits WHERE id = #{(rand * 1000 + 1).to_i}").first
|
|
|
|
}
|
2010-09-10 16:09:26 -04:00
|
|
|
end
|
|
|
|
|
2011-02-07 22:53:22 -05:00
|
|
|
x.report "Model.log x(#{TIMES * 10})" do
|
|
|
|
(TIMES * 10).times { Exhibit.connection.send(:log, "hello", "world") {} }
|
2010-09-10 16:09:26 -04:00
|
|
|
end
|
|
|
|
|
2011-02-07 22:53:22 -05:00
|
|
|
x.report "AR.execute(query) (#{TIMES / 2})" do
|
|
|
|
(TIMES / 2).times { ActiveRecord::Base.connection.execute("Select * from exhibits where id = #{(rand * 1000 + 1).to_i}") }
|
2010-09-10 16:09:26 -04:00
|
|
|
end
|
2009-08-21 00:09:59 -04:00
|
|
|
end
|