While your personal computer only keeps one copy of a file, large-scale services like Facebook rely on what are called content delivery networks to manage data and distribution.

虽然你的个人电脑只能保存一个文件的一个副本，但像 Facebook 这样的大型服务项目，则会依赖于所谓的内容分发网络来管理数据和分发。

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But maybe you do want to create a spare volume group on the source LPAR and create a file system and copy data to it.

但您也可能想要在源lpar上创建一个空闲卷组并创建一个文件系统，然后将数据复制进去。

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Because file transfer is standard technology, I won't go into detail except to say that the client downloads a file copy of the service profile data in Listing 1.

由于文件传输是一种标准技术，这里不作过多介绍，您只需了解客户机将下载清单1中服务配置数据的一个文件副本。

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