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NVMe Emulation Performance Optimization Techniques in QEMU

NVMe Emulation Performance Optimization Techniques in QEMU

Linux Foundation via YouTube Direct link

A Wild NVMe Spec Violation Appeared

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A Wild NVMe Spec Violation Appeared

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NVMe Emulation Performance Optimization Techniques in QEMU

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  1. 1 Intro
  2. 2 QEMU NVMe - Current Status
  3. 3 NVMe Primer
  4. 4 Shadow Doorbell Buffer
  5. 5 Performance After Shadow DB
  6. 6 Thread-safe IRQ Delivery
  7. 7 Performance After irqfd
  8. 8 Polling
  9. 9 Lessons Learned
  10. 10 A Wild NVMe Spec Violation Appeared
  11. 11 The "fix" (Keith Busch)
  12. 12 Patches

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