Puzzle solution: Xen voting algorithm

I think that the problem stated in one of my earlier posts is one of the most fascinating puzzles I came across recently. Many people that got confronted with it said bluntly that the problem simply has no solution, otherwise it would contradict common sense, information theory, etc. But surprisingly, it does have a solution….

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Zune 80 – $400 on eBay?

A few completed transactions: – $420: http://cgi.ebay.com/Microsoft-ZUNE-2-Gen-Black-80-GB-mp3-NEW-NIB-EXTRAS_W0QQitemZ320182867203QQihZ011QQcategoryZ147175QQssPageNameZWDVWQQrdZ1QQcmdZViewItem  – $405: http://cgi.ebay.com/Microsoft-ZUNE-2-Gen-Black-80-GB-mp3-NEW-NIB-EXTRAS_W0QQitemZ320183303981QQihZ011QQcategoryZ147175QQssPageNameZWDVWQQrdZ1QQcmdZViewItem – $399: http://cgi.ebay.com/Microsoft-Zune-2-Gen-Black-80-GB-20000-Songs-Dig_W0QQitemZ320182491104QQihZ011QQcategoryZ147175QQssPageNameZWDVWQQrdZ1QQcmdZViewItem

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Is my harddisk (almost) dead?

I just started to play with HD Tune, just to get a tool to look at my S.M.A.R.T. data. Not that I trust SMART a lot, but I wanted to see what’s there. So that’s how I discovered my main drive has a bunch of reallocated sectors. Ouch! What is a reallocated sector? Whenever a…

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What causes Harddisk failures?

A fascinating article in ACM Queue examines the various ways in which a harddisk can fail. Here is an example – the fault tree for reading failures.

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