Author Archive For: Janusz Bak

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Formatted capacity confusion clarified

From time to time some meticulous customer will ask us how come a fresh formatted hard disk or RAID array volume is smaller than the nominal capacity.  For example when ...

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Bonding versus MPIO explained

There is  plenty of talk about Bonding and Multipath IO, but it is very difficult to get solid information about either one. Typically what documentation can be found is very ...

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Why a HOT-SPARE Hard Disk is a bad idea

People are a bit surprised every time they hear this question from us. Conventional wisdom about Hot-Spares teaches us that it is a very nice idea: minimizing degraded array state, ...

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