⑴ 自定义CPU调度进程所需要的数据结构； ⑵ 要求有按照优先级与无优先级调度的策略； ⑶ 够动态调整进程调度优先级； ⑷ 够显示当前系统进程调度情况 -⑴ custom CPU scheduling process required by the data structure ⑵ required in accordance with the priority and non-priority scheduling strategy ⑶ dynamic enough to