cassandra benchmarking code

cassandra_benchmark.rb

require 'benchmark'
require 'cassandra/0.7'
@client = Cassandra.new('Search', '127.0.0.1:9160')
@json = JSON.parse(File.read("coupon.json"))
@index = 0
def create_coupon
  @index += 1
  @client.insert(:Coupon, @index.to_s, @json)
end

100.times do |i|
  puts "50000 Docs: #{i}"
  time = Benchmark.measure{ 50000.times{create_coupon} }
  puts time
  av_time = time.real / 50000.to_f
  puts "Average time = #{av_time}"
end