| 实时操作系统SACOS的内存管理 |
| |
| 引用本文： | 刘忠仕,戴金海,桂先洲. 实时操作系统SACOS的内存管理[J]. 计算机工程与应用, 2006, 42(5): 37-39 |
| |
| 作者姓名： | 刘忠仕 戴金海 桂先洲 |
| |
| 作者单位： | 国防科技大学航天与材料工程学院,长沙,410073;国防科技大学航天与材料工程学院,长沙,410073;国防科技大学航天与材料工程学院,长沙,410073 |
| |
| 摘 要： | 研究了实时操作系统的内存管理,总结了静态内存分配和动态内存分配的优缺点。介绍了实时操作系统SACOS的特点、体系结构和目标机系统的内存映射。描述了SACOS的动态内存管理,并给出了实现SACOS动态内存管理的基础-堆的分配与回收的详细过程。SACOS的动态内存管理方法可以有效地减少内存管理开销和内存碎片,提高内存的利用率。
|
| 关 键 词： | 实时操作系统 SACOS 内存管理 堆 |
| 文章编号： | 1002-8331-（2006）05-0037-03 |
| 收稿时间： | 2005-07-01 |
| 修稿时间： | 2005-07-01 |
Memory Management of Real-Time Operating System SACOS |
| |
| Liu Zhongshi,Dai Jinhai,Gui Xianzhou. Memory Management of Real-Time Operating System SACOS[J]. Computer Engineering and Applications, 2006, 42(5): 37-39 |
| |
| Authors: | Liu Zhongshi Dai Jinhai Gui Xianzhou |
| |
| Affiliation: | College of Aerospace and Material Engineering,National University of Defense Technology, Changsha 410073 |
| |
| Abstract: | Memory management of Real-Time Operating System is studied.The advantages and disadvantages of static memory allocation and dynamic memory allocation are concluded.The features,architecture and target system's memory map of Real-Time Operating System SACOS are introduced.Dynamic memory management of SACOS and implementations of allocation and garbage collection of heap which is the foundation of dynamic memory management are reported in detail.The dynamic memory management of SACOS can decrease efficiently the memory management overhead and memory fragmentation and improve the memory utilization. |
| |
| Keywords: | SACOS |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
|
