George Dai's Blog: What I learned this week

Sunday, February 01, 2009

Level of Availability

We may see these terms many times, HA (High Availability), 5 nines requirement, MTBF, but what's the relationship among them? This table gives us a clear picture for them, assuming 4 hours are required to restore the failure system. More details calculation could be found at ccpu website.

1 Comments:

  • It is a pity, that now I can not express - I am late for a meeting. I will be released - I will necessarily express the opinion on this question.

    By Anonymous Anonymous, at 10:26 PM  

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