Separating Data via Block Invalidation Time Inference for Write Amplification Reduction in Log-Structured Storage

Separating Data via Block Invalidation Time Inference for Write Amplification Reduction in Log-Structured Storage

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GC-rewritten Block Separation

9 of 14

9 of 14

GC-rewritten Block Separation

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Separating Data via Block Invalidation Time Inference for Write Amplification Reduction in Log-Structured Storage

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  1. 1 Intro
  2. 2 Log-Structured Storage
  3. 3 Garbage Collection
  4. 4 Contribution
  5. 5 Ideal Data Placement and Limitations
  6. 6 Observations
  7. 7 SepBIT Design
  8. 8 User-Written Block Separation
  9. 9 GC-rewritten Block Separation
  10. 10 SepBIT Implementation
  11. 11 Evaluation
  12. 12 Trace Analysis on WA
  13. 13 Prototype Throughput
  14. 14 Conclusion

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