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基于Linux的多进程MDSL研究与设计
引用本文:何宏宇,刘正熙,陈正茂. 基于Linux的多进程MDSL研究与设计[J]. 四川大学学报(自然科学版), 2013, 50(1): 46-50
作者姓名:何宏宇  刘正熙  陈正茂
作者单位:四川大学计算机学院,成都,610065
基金项目:国家重点基础研究发展计划(973计划,2009CB320803)
摘    要:针对Windows下MDSL(多通道同步数字记录仪)系统耦合度高,稳定性和实时性不够理想的缺陷,本文提出了新的系统架构和设计.该设计基于Linux操作系统(2.6内核),采用了多进程方式降低系统耦合度,提高系统可靠性,并采用双机冗余和守护进程等设计保证系统稳定性,同时采用了多线程管理方式实现远程控制单元.实践表明,新系统拥有更好的可靠性以及可维护性.

关 键 词:记录仪  实时  多进程  Linux操作系统
收稿时间:2012-05-11

Linux based multi-process MDSL study and design
HE Hong-Yu,LIU Zheng-Xi and CHEN Zheng-Mao. Linux based multi-process MDSL study and design[J]. Journal of Sichuan University (Natural Science Edition), 2013, 50(1): 46-50
Authors:HE Hong-Yu  LIU Zheng-Xi  CHEN Zheng-Mao
Affiliation:College of Computer Science, Sichuan University;College of Computer Science, Sichuan University;College of Computer Science, Sichuan University
Abstract:Since Windows based MDSL system has defects like high coupling, relatively not stable and weak real time, this paper puts forward a new system structure and design. Based on the Linux operating system (2.6 kernel),this design uses a multiprocessing mode to reduce the system coupling, improve the system reliability, and ensure the stability of the system by using designs like dual machine redundancy and daemon process, and using the multi threaded mode to process command so as to realize the remote control unit.The practice shows that the new system has better reliability and maintainability than the old one.
Keywords:MDSL   real time   multi process   Linux operation system
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