Now let's put zero copy into practice, using the same example of transferring a file between a client and a server (see Download for the sample code).
接下来就让我们实际应用一下零拷贝，在客户机和服务器间传输文件(参见下载，查找示例代码)。
Applications that use zero copy request that the kernel copy the data directly from the disk file to the socket, without going through the application.
使用零拷贝的应用程序要求内核直接将数据从磁盘文件拷贝到套接字，而无需通过应用程序。
The problems of optimizing the memory copy for device driver program and zero copy technique are discussed.
进一步讨论了驱动程序的内存拷贝优化问题和零拷贝技术。
After analyzing the test data, it concludes that the performance of Ethernet adapter driver is improved by both optimizing the memory copy and adopting the zero copy technique.
通过测试数据分析得出优化内存拷贝和使用零拷贝技术都能提高网卡驱动程序的性能。
Zero copy greatly improves application performance and reduces the number of context switches between kernel and user mode.
零拷贝不仅大大地提高了应用程序的性能，而且还减少了内核与用户模式间的上下文切换。
In applications that do a great deal of copying of data between channels, the zero-copy technique can offer a significant performance improvement.
在需要在通道间大量拷贝数据的应用程序中，零拷贝技巧能够显著地提高性能。
Explaining what is zero-copy functionality for Linux, why it's useful and where it needs work.
解释Linux中的“零拷贝”特性，为什么有用以及何处需要改进之处？
Also, zero-copy operations reduce the number of time-consuming mode switches between user space and kernel space.
同样，零-拷贝操作减少了耗费时间的用户态-系统态状态切换的次数，从而节省了时间。
Zero-copy versions of network protocol stacks greatly increase the performance of certain application programs and more efficiently utilize system resources.
在网络协议栈中实现的零-拷贝技术版本极大程度上提高了某些应用系统的性能的同时，也使它们更加充分的利用系统资源。
Zero-copy versions of network protocol stacks greatly increase the performance of certain application programs and more efficiently utilize system resources.
在网络协议栈中实现的零-拷贝技术版本极大程度上提高了某些应用系统的性能的同时，也使它们更加充分的利用系统资源。
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