Essentially, a cache server is a heavy-duty network file server.

高速缓存服务器本质上是一种重型网络文件服务器。

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A hard drive on my network file server failed and I nearly lost several months worth of family photos (like this one).

我的网络文件服务器上的硬盘失败，并且我几乎丢失几个月相当于一系列照片(如下)。

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In one, the client sits on a server of its own and commands a network file server to back up to a locally attached storage device.

其中一个就是，客户位于自己的服务器上，并命令网络文件服务器备份到本地连接的存储设备。

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After some investigation, the problem appeared to be in the Linux network file system (NFS) kernel, the piece of the operating system responsible for some basic server functions.

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