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  • Why not use flash instead of RAM as the main storage mechanism?
    • What is flash latency?
      • SSDs:
        • Current claims for x25-E: 75 µs read, 85 µs write
      • Typical ONFI:
        • Micron MT29H8G08ACAH1, 8, 16, 32 Gb
          • Read 30 µs, Write 160 µs, Erase 3 ms
    • Can it be made a low enough so it doesn't impact RPC latency?
    • What is the latency of typical flash packaging today? 100 µs?
  • Does flash offer advantages over disk as the backup mechanism?
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