推 dikai:想只道+1 09/26 06:42
推 dikai:知道 09/26 06:43
Assume that annual failure rate varies over the lifetime of disks in the
following. Specifically, assume that AFR is three times as high in the
first month of operation and doubles every year starting the fifth year. How
many disks would be raplaced after 7 years of operations? What about 10 years?
# of Drives : 1,000
Hours/Drive: 8,760
Hours/Failure: 1,000,000
這題我有答案..但如何推演這個答案我不知道..
有哪位高手會嗎..感激不盡..
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