提纲 Background Demand Paging(按需调页) Copy-on-Write(写时复制 Page Replacement(页面置换) Allocation of Frames Thrashing(抖动) Memory-Mapped Files Allocating Kernel Memory Other Issues Operating System Examples 小结和作业 4口”4814在4色，主)QC. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 提纲 Background Demand Paging (按需调页) Copy-on-Write (写时复制) Page Replacement (页面置换) Allocation of Frames Thrashing (抖动) Memory-Mapped Files Allocating Kernel Memory Other Issues Operating System Examples 小结和作业