本文详尽地分析了ZeroCopy技术的概念、优势和劣势，值得一读。-This article discuss various approaches intended to improve the data processing performance in OS kernels/drivers commonly described as ZeroCopy techniques.

零拷贝技术实现：用java实现文件零拷贝简单demo。-Zero-copy technology: Using java to achieve zero-copy file simple demo。