* @return GNUNET_YES if the load is too high to do anything (load high)
* GNUNET_NO to process normally (load normal)
* GNUNET_SYSERR to process for free (load low)
* @return GNUNET_YES if the load is too high to do anything (load high)
* GNUNET_NO to process normally (load normal)
* GNUNET_SYSERR to process for free (load low)