unicorn_patch_for_rpm_queue_time.rb

if defined?(Unicorn)

  class Unicorn::HttpRequest
    alias _read read
    undef_method :read
    def read(socket)
      _read(socket)
      REQ.update('HTTP_X_REQUEST_START' => "t=#{((Time.now.to_f) * 1e6).to_i.to_s}")
    end
  end
  
end