Based on Simultancous Multithrtading (SMT), we propose a fault-tola antscheme called Tri-modular Redun-danlly and Simultaneously threaded processor with Recovery (TRSTR),TRSTR features as following: First, we introduc...Based on Simultancous Multithrtading (SMT), we propose a fault-tola antscheme called Tri-modular Redun-danlly and Simultaneously threaded processor with Recovery (TRSTR),TRSTR features as following: First, we introduce an arbitrator context into thtconventional SRT(Simultaneous and Redundantly Threaded), which acts as an arbitrator when results from the other twocontexts disagree, or acts as an ordinary thread generally, thus making full use of SMT'sparallelism. Second, we append reconfigurablefeature to sphere of replication in SRT, making it moreflexible for changing demands and situations Third, TRSFR has two working modes: Tri-Simultancouswith Voling (TSV) and Dual-Simultaneous with Arbitrator CDSA), which can switch at will. Finally, inaddition to transient-fault coverage, TRSTR has on-line self-checking and self-recover ingabilities, so as to shield off some permanent faults and reconfigure itself without stopping thecrucial job. improving its reliability and availability.展开更多
基金Supported by the 10th5 Year National Defence Pre Research Project (41316.1.2)
文摘Based on Simultancous Multithrtading (SMT), we propose a fault-tola antscheme called Tri-modular Redun-danlly and Simultaneously threaded processor with Recovery (TRSTR),TRSTR features as following: First, we introduce an arbitrator context into thtconventional SRT(Simultaneous and Redundantly Threaded), which acts as an arbitrator when results from the other twocontexts disagree, or acts as an ordinary thread generally, thus making full use of SMT'sparallelism. Second, we append reconfigurablefeature to sphere of replication in SRT, making it moreflexible for changing demands and situations Third, TRSFR has two working modes: Tri-Simultancouswith Voling (TSV) and Dual-Simultaneous with Arbitrator CDSA), which can switch at will. Finally, inaddition to transient-fault coverage, TRSTR has on-line self-checking and self-recover ingabilities, so as to shield off some permanent faults and reconfigure itself without stopping thecrucial job. improving its reliability and availability.
