| 基于Libpcap网络数据包捕获技术的改进 |
| |
| 引用本文： | 寇应展,杨素敏,陈利军,王纪增.基于Libpcap网络数据包捕获技术的改进[J].军械工程学院学报,2011(3):49-51. |
| |
| 作者姓名： | 寇应展 杨素敏 陈利军 王纪增 |
| |
| 作者单位： | 军械工程学院计算机工程系;61953部队; |
| |
| 摘 要： | 分析了Linux下基于Libpcap的网络数据包捕获技术机理,指出了影响数据包捕获性能的＂瓶颈＂,通过零拷贝技术、内存映射技术和中断节制机制对其改进,并进行仿真实验。结果表明：改进方法可以显著提高数据包的捕获率。
|
| 关 键 词： | Libpcap 网络数据包 零拷贝 中断节制 |
Improving Network Data Packet Capture Technology on Libpcap |
| |
| KOU Ying-zhan,YANG Su-min,CHEN Li-jun,WANG Ji-zeng.Improving Network Data Packet Capture Technology on Libpcap[J].Journal of Ordnance Engineering College,2011(3):49-51. |
| |
| Authors: | KOU Ying-zhan YANG Su-min CHEN Li-jun WANG Ji-zeng |
| |
| Institution: | KOU Ying-zhan1,YANG Su-min1,CHEN Li-jun1,WANG Ji-zeng2(1.Department of Computer Engineering,Ordnance Engineering College,Shijiazhuang 050003,China,2.PLA Unit 61953,Shijiazhuang 050031,China) |
| |
| Abstract: | The technical principle of network data packet capture on Libpcap under Linux is analyzed and the performance bottleneck is found.Improvement is made using the technology of zero-copy,memory mapping and interrupt mechanism,and the result of simulation demonstrates that the method can improve the rates of data packet capture. |
| |
| Keywords: | Libpcap network data packet zero-copy interrupt moderation |
| 本文献已被 CNKI 维普 等数据库收录！ |
|
