内容提要 ·实时任务约束模型 Assumptions about task timing,interaction 。 任务调度算法Scheduling Algorithm Scheduling mode and selection function ·Timeliness:deadline,worst response time,。。。 efficiency:average response time,makespan -Prioritized goals Temporal predictability first,performance second ● 可调度分析Schedulability Test Prediction of worst-case behavior 一 基于CPU利用率(workload analysis) for preemptive and strictly periodic tasks? WCRT(Response time analysis) ·for preemptively feasible task sets with D≤T ·Timing Analysis(WCET分析)内容提要 • 实时任务约束模型 – Assumptions about task timing, interaction • 任务调度算法Scheduling Algorithm – Scheduling mode and selection function • Timeliness: deadline，worst response time，。。。 • efficiency: average response time，makespan – Prioritized goals • Temporal predictability first，performance second • 可调度分析Schedulability Test – Prediction of worst-case behavior – 基于CPU利用率(workload analysis) • for preemptive and strictly periodic tasks？ – WCRT(Response time analysis) • for preemptively feasible task sets with D ≤ T • Timing Analysis(WCET分析) UnRegistered