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write-back

   Also found in: Wikipedia 0.02 sec.
(memory management)write-back - A cache architecture in which data is only written to main memory when it is forced out of the cache.

Opposite of write-through. See also no-write allocation.


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The two main types of mechanisms are known as write-back and write-through.
The company also improved its Net Loss position year-to-date by almost $3,000,000 through a write-back to income of $3,200,000.
The pervasive use of write-back caching and the high cost of NVRAM-based board solutions negatively impacts the reliability and price advantages of the ATA platform, introducing the possibility of corruption and data loss and negating much of the cost benefit for the enterprise user.
 
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