1.

What Factors You Will Consider For Designing A San?

Answer»

Design should address three separate levels:

  1. Tier 1: 99.999% availability (5 MINUTES of downtime per year)
  2. Tier 2: 99.9% availability (8.8 hours average downtime per year, 13.1 hours maximum)
  3. Tier 3: 99% availability (3.7 days of downtime per year)

Design should address three separate levels:


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