操作系统课程设计 ——unix成组链接法模拟

上传者: fholx | 上传时间: 2024-01-11 10:59:01 | 文件大小: 1.85MB | 文件类型: RAR
20. 空闲磁盘存储空间的管理:UNIX成组链接法。(1人) 4分  建立相应的数据结构;  磁盘上建立一个文件,文件长度设为10MB,用该文件来模拟一个磁盘,磁盘的物理块大小为512字节。  建立进程的数据结构;  时间的流逝可用下面几种方法模拟:(a)按键盘,每按一次可认为过一个时间单位; (b) 响应WM_TIMER;  将一批进程对磁盘的请求的情况存磁盘文件,以后可以读出并重放;  使用两种方式产生进程对磁盘的请求:(a)自动产生, (b)手工输入;  显示每次磁盘的请求和空间释放后的空闲物理块链的状态;  显示每次磁盘的请求和空间释放后状态;

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