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Prefetching

From Wikipedia, the free encyclopedia

Prefetching in computer science is a technique for speeding up fetch operations by beginning a fetch operation whose result is expected to be needed soon. Usually this is before it is known to be needed, so there is a risk of wasting time by prefetching data that will not be used. The technique can be applied in several circumstances:

See also

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  • The dictionary definition of prefetching at Wiktionary