The Auragen file system.


This article on the interesting Wave Transactional File System inspired me to look up an earlier file system that also used copy on write semantics. From: Anita Borg, Wolfgang Blau, Wolfgang Graetsch, Ferdinand Herrmann, and Wolfgang Oberle. 1989. Fault tolerance under UNIX. ACM Trans. Comput. Syst. 7, 1 (January 1989),…

fault tolerant patent


So I don't understand the novelty in the methods here over the Glazer patent. The replica supervisors provide interfaces to the replicas that are the same as the interface provided by the operating system. Thus, when one of the replicas makes a call to the operating system, the corresponding replica…

Great software patents: fault tolerance


A parallel computer system which has a primary task processor, a second primary task processor, a secondary task processor acting as a backup for the second primary task processor transfers messages by: sending messages from the primary task processor to the second primary processor with the second primary task processor…