Backdraft - A Lossless Virtual Switch that Prevents the Slow Receiver Problem

Backdraft - A Lossless Virtual Switch that Prevents the Slow Receiver Problem

USENIX via YouTube Direct link

Intro

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1 of 21

Intro

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Backdraft - A Lossless Virtual Switch that Prevents the Slow Receiver Problem

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  1. 1 Intro
  2. 2 Packet loss is a problem
  3. 3 Packet loss can occur in the network
  4. 4 Vagaries of CPU performance
  5. 5 The slow receiver problem
  6. 6 Lossless virtual switching is challenging
  7. 7 Backdraft: A 10,000 Ft. View
  8. 8 Insights of Backdraft
  9. 9 Slow receivers manifest at us-scale
  10. 10 Three components of Backdraft
  11. 11 Key idea behind the per flow queuing
  12. 12 Why do we lose packets?
  13. 13 Design space of the Per Flow Queuing
  14. 14 Dynamic Per Flow Queuing
  15. 15 Key idea behind doorbell queues
  16. 16 How does doorbell queues work?
  17. 17 Backdraft overlay network
  18. 18 Homa experiment setup
  19. 19 Backdraft complements Homa - RPC Completion time
  20. 20 Evaluating different components of
  21. 21 Backdraft Takeaways Slow receivers are pervasive

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