a communication method for detecting failure and for performing immediate stop processing is provided . it is a failure communication method of a computer , comprising a plurality of units a , separated by partitions , and a unit b interconnecting the units a , in which the unit b broadcasts identical information , generated based on information transferred from the units a to the unit b , to the units a , wherein when failure occurs in a unit a , the unit b is notified of failure information , receives the failure information , generates identical failure information based on the failure information and notifies the units a in normal conditions of the identical failure information , and the units a receive the identical failure information , if it is from a unit a belonging to the same partition , operation of the units a belonging to the same partition is s topped immediately , and otherwise operation of the units a is continued .