gistfile1.ru

#!/usr/bin/env ruby

require 'rubygems'
require 'redis/objects'
require 'benchmark'

$redis = Redis.new(:host => '127.0.0.1', :port => 6379, :thread_safe => true)

require 'redis/sorted_set'
lb = Redis::SortedSet.new('rank:overall:by_points')

# lb.clear

players = %W{Matt James Pete Nate Luisa Manu Josh}

start = Time.now
players.each do |player|
  lb[player] = rand(20_000)
end

total_players = 100_000
rank_requests = 1_000

Benchmark.bm(40) do |bm|
  bm.report "insert #{total_players} items" do
    (100_000 - players.size).times do |n|
      lb["player_#{n}"] = rand(20_000)
    end
  end

  bm.report "#{rank_requests} rank requests" do
    rank_requests.times{lb.rank('Matt'); lb.rank('Pete')}
  end

  bm.report "#{rank_requests} range calls" do
    rank_requests.times do 
      lb['Matt'] = rand(20_000)
      lb['Pete'] = rand(20_000)
      lb.range(0,1023, :withscores => true)
    end
  end

  bm.report "native client: rank overall points" do
    rank_requests.times{ $redis.zrange 'rank:overall:by_points', 0, 1023, 'withscores' }
  end

  bm.report "redis-objects: rank overall points" do
    rank_requests.times{ lb.range(0, 1023, :withscores => true) }
  end
end