This process is seldom cut - and - dried ; rather it involves evaluating many aspects of each application , including total cost of ownership , efficiency , competitive advantage , supporting foundation , risk factors , scalability , and business processing priority 该流程很少固定,相反,其涉及到了评估每个应用程序的许多方面,包括所有权的总成本、效率、竞争优势、支持基础、风险因素、可伸缩性和业务流程优先权。
Context switching occurs when the operating system scheduler replaces one process operating on a cpu with another process and is the result of a variety of factors , such as job or process priority , waiting for other resources like i o , if the process is using up all of its allocated cpu cycles time slice , and so on 上下文切换是在操作系统调度程序用另一个进程替换cpu上正在运行的一个进程时发生的,而且是各种因素作用的结果,例如作业(或进程)优先级、是否等待其他资源(如i / o ) 、进程是否将用完所有分配给它的cpu周期(时间片)等。