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计算机科学 2002
Fault-Tolerant Rate-Monotonic Scheduling of Imprecise Computation Tasks
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Abstract:
Meeting deadline and geting high throughput are the main objective of real-time system.They are both important,but sometimes incompatible,such as reserving resource for fault tolerance.We describe a new scheme,through making use of the fualt-tolerant rate-monotonic scheduling and imprecise computation,a real-time system can get high throughput when operating normally and can meet the deadline of critical tasks when there are one or more transient error.