The concept of reliability cost is presented, and a model of real time fault tolerant scheduling based on heterogeneous distributed systems given.
提出了可靠性成本概念，建立了一个基于异构分布式系统实时容错调度模型。
The static scheduling algorithm, a part of hybrid model can schedule tasks with fault tolerant requirements together with those without fault tolerant requirements.
该算法能同时调度具有容错需求的实时任务和无容错需求的实时任务。
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