'Virtual page number vpn' presentation slideshows

18-447: Computer Architecture Lecture 21: Virtual Memory

18-447: Computer Architecture Lecture 21: Virtual Memory. Prof. Onur Mutlu Carnegie Mellon University Spring 2012, 4/9/2012. Reminder: Midterm II and Review Session. This Wednesday in class April 11 1 hr 50 minutes, sharp Everything covered in the course can be on the exam

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Virtual Memory

Virtual Memory. Alan L. Cox alc@rice.edu. Some slides adapted from CMU 15.213 slides. Objectives. Be able to explain the rationale for VM Be able to explain how VM is implemented Be able to translate virtual addresses to physical addresses

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Paging

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Resource Management Policy and Mechanism

Resource Management Policy and Mechanism. Jeff Chase Duke University. The kernel. syscall trap/return. fault/return. system call layer : files, processes, IPC, thread syscalls fault entry : VM page faults, signals, etc. thread/CPU/core management : sleep and ready queues

626 views • 47 slides

Paging

Paging. (Slides include materials from Operating System Concepts , 7 th ed., by Silbershatz, Galvin, & Gagne and from Modern Operating Systems , 2 nd ed., by Tanenbaum). Paging. A different approach Addresses all of the issues of previous topic Introduces new issues of its own. CPU.

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Virtual Memory Nov 27, 2007 Slide Source: Bryant@cmu

Virtual Memory Nov 27, 2007 Slide Source: Bryant@cmu. Topics Motivations for VM Address translation Accelerating translation with TLBs. class12.ppt. Motivations for Virtual Memory. Use Physical DRAM as a Cache for the Disk Address space of a process can exceed physical memory size

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Paging

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Virtual Memory and Demand Paging

Virtual Memory and Demand Paging. text. data. BSS. user stack. args/env. kernel. Virtual Memory Illustrated. virtual memory (big). physical memory (small). backing storage. executable file. header. pageout/eviction. text. data. idata. data. wdata. symbol table, etc.

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Important Announcements

Important Announcements. Midterm 3 is on Wednesday, April 20 from 7pm to 8:30pm Practice Midterm 1 released tonight Please email me ASAP in case you need a conflict Final Exam (cumulative) is on Monday, May 9 from 1:30pm to 4:30pm Please email me ASAP in case you need a conflict. 0 1. Add.

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