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Schedulability-driven performance analysis of multiple mode embedded real-time systems
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Parametric Design Synthesis of Distributed Embedded Systems
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Elastic Scheduling for Flexible Workload Management
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IPDPS '01 Proceedings of the 15th International Parallel & Distributed Processing Symposium
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TACAS '99 Proceedings of the 5th International Conference on Tools and Algorithms for Construction and Analysis of Systems
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Proceedings of the 40th annual Design Automation Conference
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RTSS '03 Proceedings of the 24th IEEE International Real-Time Systems Symposium
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IEEE Transactions on Computers
Schedulability analysis of applications with stochastic task execution times
ACM Transactions on Embedded Computing Systems (TECS)
Efficient Reclaiming in Reservation-Based Real-Time Systems with Variable Execution Times
IEEE Transactions on Computers
Communication strategies for shared-bus embedded multiprocessors
Proceedings of the 5th ACM international conference on Embedded software
Firm Real-Time System Scheduling Based on a Novel QoS Constraint
IEEE Transactions on Computers
Workload management of cooperatively federated computing clusters
The Journal of Supercomputing
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ACM Transactions on Embedded Computing Systems (TECS)
Adaptive resource management for dynamic distributed real-time applications
The Journal of Supercomputing
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IEEE Transactions on Computers
Probabilistic design of multimedia embedded systems
ACM Transactions on Embedded Computing Systems (TECS)
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Overrun handling approaches for overload-prone soft real-time systems
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IEEE Transactions on Mobile Computing
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ACM Transactions on Embedded Computing Systems (TECS)
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IEEE Transactions on Very Large Scale Integration (VLSI) Systems
Capacity sharing for overrun control
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Toward probabilistic real-time calculus
ACM SIGBED Review
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ACM Transactions on Design Automation of Electronic Systems (TODAES)
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DATE '12 Proceedings of the Conference on Design, Automation and Test in Europe
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Describes how the scheduling algorithms and schedulability analysis methods developed for periodic tasks can be extended to provide performance guarantees to semi-periodic tasks. Like periodic tasks, the requests in a semi-periodic task are released regularly. However, their computation times vary widely. We focus on systems where the total maximum utilization of the tasks on each processor is larger than one. Hence, according to the existing schedulability conditions for periodic tasks, we cannot guarantee that the semi-periodic tasks are schedulable, even though their total average utilization is very small. We describe two methods of providing probabilistic schedulability guarantees to the semi-periodic tasks. The first method, called probabilistic time-demand analysis, is a modification of the exact schedulability test for periodic tasks. The second method, called the transform-task method, transforms each task into a periodic task followed by a sporadic task. The transform-task method can provide an absolute guarantee to requests with shorter computation times and a probabilistic guarantee to the longer requests.