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Idletime Scheduling with Preemption Intervals - Lars Eggert

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3<br />

<strong>Lars</strong> <strong>Eggert</strong> <br />

Challenges<br />

• system bottleneck resource depends on<br />

current workload & changes dynamically<br />

• scheduler of current bottleneck resource<br />

dominates overall system behavior<br />

• don’t want to change all schedulers & queues<br />

• some may be in hardware<br />

• don’t want to modify apps for FG or BG<br />

2005-10-26

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