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Motivation: power oversubscription and capping
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Thunderbolt - Throughput-Optimized, Quality-of-Service-Aware Power Capping at Scale
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- 1 Intro
- 2 Motivation: power oversubscription and capping
- 3 Motivation: task QoS differentiation
- 4 Prior industry solutions did not meet our needs
- 5 Architecture
- 6 Mechanism and policy details
- 7 Why not RAPL or DVFS?
- 8 CPU bandwidth control, DVFS, RAPL on Intel Skylake CPU
- 9 Reactive capping policy: load shaping
- 10 Load shaping on a production cluster
- 11 Proactive capping mechanism: CPU jailing Deterministic machine CPU cap
- 12 20% CPU jailing on a production cluster
- 13 Proactive capping policy: risk assessment
- 14 Deployed in logs processing clusters
- 15 Summary
