Component Spares
If spare components are available in the data center, you can reduce the repair time. Sun Microsystems emphasizes the importance of engineering interchangeable components for use with different system platforms. This strategy enables a reduced spare component inventory.
System components have a higher probability of failure in their early and late life periods. Similar to the strategy used by rental car companies, a strategy for customers with higher availability requirements is to take the proactive approach of recycling components that are reaching their wear-out stage, to avoid the exponential frequency of component failures [VargasOL00].
Note
To arrive at a spare component strategy that best matches data center availability ...
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