全国铁路列车运行图系统数据量分析及其内存管理研究

Data Volume Analysis for Train Graph System of Countrywide Railway and Study of Its RAM Management

在对计算机编制全路列车运行图系统的数据量进行分析、计算的基础上 ,对Win3 2内存管理方法和特点进行了探讨。根据分析与计算的结果 ,确定采用虚拟内存技术管理编图系统数据 ,通过应用虚拟内存的实现技术 ,说明在微机上实现全路列车运行图的编制和数据管理是可行的。

Based on the analysis and calculation to the data load of Computer Compiling Overall Train Graph System, this paper probes into the method and characteristics of Win32 memory management. According to the result of analysis and calculation, it is decided to adopt virtual memory technology to manage the system data of graph compilation. By utilizing the realization technology of virtual memory, it becomes feasible to compile overall train graph on PC as well as to manage data.