电梯调度算法:FCFS、SSTF、SCAN和LOOK
原文英文,约800词,阅读约需3分钟。发表于: 。Since I’ve been working with Go for quite some time, I thought it would be a fun challenge to implement a few classic low-level design solutions in it. When designing an elevator system, one...
本文讨论了在Go语言中实现电梯系统的几种经典调度算法,包括FCFS、SSTF、SCAN和LOOK。FCFS按请求顺序服务,简单但效率低;SSTF选择最近请求,减少旅行时间但可能导致远请求饥饿;SCAN公平服务请求,减少方向变化;LOOK在最后请求处反向,节省时间。每种算法各有优缺点,选择应考虑系统效率与公平性需求。