gistfile1.txt

    def work
      @count += 1
      GC.start
      before = Hash.new(0)
      ObjectSpace.each_object { |o| before[o.class] += 1 }
      super
      GC.start
      after = Hash.new(0)
      ObjectSpace.each_object { |o| after[o.class] += 1 }
      p "count: #{@count}"
      after.each do |a|
        p "#{a[0]}: #{a[1] - before[a[0]]} (#{a[1]})" unless (a[1] - before[a[0]]) == 0
      end
      p '-------------------'
    end