{HEAD ~ The data processing system} 18, wherein execution of the programs causes the processor to perform the additional step of monitoring M channels that have {TAIL ~ a greatest importance} among the other channels at any moment in time, wherein the importance is determined according to the respective second monitoring rates thereof 
{ HEAD ~ The data processing system } 18 , wherein execution of the programs causes the processor to perform the additional step of monitoring M channels that have { TAIL ~ a greatest importance } among the other channels at any moment in time , wherein the importance is determined according to the respective second monitoring rates thereof
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH