rubyでコアを使い切ってみる

multicore.rb

HOGE = (1..10000000).to_a

EXPECTED_ORDER = 1000
NUM_OF_CORES = 4
PROCESSING_ORDER = EXPECTED_ORDER / NUM_OF_CORES

def sum
  PROCESSING_ORDER.times do
    p HOGE.sum
  end
end

def main
  NUM_OF_CORES.times do
    fork do
      sum
    end
  end
end

main()