t*****e 发帖数: 53 | 1 you have a loadd balancer, which forward the coming request randomly to any
of the N servers uniformly. The question is what is the exepcted number of
requests that all the servers will have at least one request? |
i***e 发帖数: 452 | |
C***y 发帖数: 2546 | 3 哪本书?
【在 i***e 的大作中提到】 : 查了下书,答案是NlogN
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t*****e 发帖数: 53 | 4 Can you give some explanation how to get this number?
【在 i***e 的大作中提到】 : 查了下书,答案是NlogN
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i***e 发帖数: 452 | |
i***e 发帖数: 452 | 6 思路大概就是算第i个server第一被访问到的概率n-i+1/n, 显然i=1,时概率为1, i =
n 时, 概率为1/n。 然后sum i = 1 到 N. 翻翻书吧, 里面讲得很清楚,
【在 t*****e 的大作中提到】 : Can you give some explanation how to get this number?
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