sstf 最短磁盘调度算法，有详细的设计过程描述，包含原代码的，测试结果报告-sstf shortest disk scheduling algorithm, a detailed descr iption of the design process, including source code, test results report

属于磁盘调度算法的一种，是一个极其重要的算法，在操作系统中占有很重要的地位-disk belonging to a scheduling algorithm is an extremely important algorithm, the operating system occupies a very important position