Memory swapping is a memory reclamation method wherein memory contents not currently in use are swapped to a disk to make the memory available for other applications or processes. The exact state or "page" of memory is copied to the disk to make the data contiguous and easy to restore later.
Hadoop has been helping analyze data for years now, but there are probably more than a few things you don't know about it.
Michael Kassner is a veteran reporter of technology, wordsmith, and founder of MKassner Net (LLC). Full Bio
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