This improves the performance characteristics of the system memory cache, and, in turn, the application itself.

这有助于改进系统内存缓存的性能特征，从而提高应用程序本身的性能。

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If you were to store the data in a real cache, then the system could discard parts of the cache to gain memory for other tasks because the client can always re-create the cached data.

如果要在真正的缓存中存储数据，则系统可能丢弃缓存的部分以获得用于其他任务的内存，这是因为通常客户机可以重新创建缓存的数据。

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Memcached is used by many large sites to cache various objects in a distributed memory system, rather than having to read from disk or a database.

许多大型站点都使用memcached在分布式内存系统中缓存各种对象，这样就不需要从磁盘或数据库读取它们。

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In addition, flash memory is making its way into more enterprise and client computer applications, both as a stand alone storage device and as a cache memory and system accelerator.

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But so will the addition of one megabyte of level 3 cache, as well as the Double Data Rate SDRAM memory with a 133-MHz system cache standard on all models.

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