In the illustrated example, checkup thread 164 is awakened and the steps of FIG. 5 are carried out at common time intervals. This time interval is equal to the lesser of the time required for counter 122 of logic 110 to count down to zero and the smallest time interval specified by any object when registering with CPM 134 (steps 202 and 204 of FIG. 3).This data, as soon as recorded in the...