本文并没有介绍 lxml 的所有部分，但是演示了一些可以有效处理大型 XML 文件、进行优化以提高处理速度并减少内存使用的技术。
This article does not cover all of lxml but instead demonstrates techniques to efficiently process very large XML files, optimizing for high speed and low memory usage.
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。
The problems of optimizing the memory copy for device driver program and zero copy technique are discussed.
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。
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.
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