First Order Approximation to the Optimum Checkpoint Interval CACM September, 1974 Young, J. W. checkpoint, job failure, operations, programming checkpoint, random failure, operations, programming 2.43 4.0 CA740909 JB January 17, 1978 8:42 AM 2599 5 2599 2599 5 2599 2599 5 2599 3089 5 2599 2599 6 2599