~/talk

Making Disk Failure Predictions SMARTer!

Talkat FAST '20 · on Wednesday, 2020-02-26· at 10:00· FAST '20: Grand Ballroom ABCFGH· [machine-learning, observability]
name:Sidi Lu
links:none on file
name:Bing Luo
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links:none on file
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slides:none on file

Claims 0.95 F-measure and 0.95 MCC for a 10-day horizon, trained on 380,000 drives across 64 sites with SMART, disk-level performance and four-level location markers. Uses J‑index feature selection, compares Bayes, Random Forest, GBDT, decision tree, LSTM and CNN‑LSTM, and reports performance metrics plus location reduce false negatives and improve coverage; without performance metrics tree models match deep nets; cross-site portability improves when training on many sites; dataset and code are public.

AI-written summary · about

  1. 0:00Introduction to hdd failure
  2. 1:37Data collection methodology
  3. 2:58Data feature analysis
  4. 5:31Feature selection process
  5. 8:08Experimental setup
  6. 10:20Experimental results
  7. 12:36Model comparison
  8. 13:53Failure analysis of models
  9. 16:28Model portability
  10. 17:20Sensitivity and conclusion
  11. 18:34Q&A session
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