def sleep_if_finished_before(total_duration = 1)
  start_time = Time.now
  yield
  end_time = Time.now
  time_spent = end_time - start_time
  time_to_sleep = total_duration - time_spent
  if time_to_sleep.positive?
    Rails.logger.info("Task finished in #{time_spent}. Sleeping for #{time_to_sleep}.")
    sleep(time_to_sleep)
  else
    Rails.logger.info("Task finished in #{time_spent}. Not sleeping.")
  end
end


sleep_if_finished_before(0.2) do
  do_some_operation(some_params)
end

def do_some_operation(params)
  #..
  #..
end