'Virtual page number' diaporamas de présentation

Chapter 3 Memory Management

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Chapter 8 Virtual Memory

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Prelim 3 Review

Prelim 3 Review. Hakim Weatherspoon CS 3410, Spring 2013 Computer Science Cornell University. Administrivia. Pizza party : Project3 Games Night Cache Race Tomorrow , Friday, April 26 th , 5:00-7:00pm Location: Upson B17 Prelim 3 Tonight , Thursday, April 25 th , 7:30pm

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Instructor: Justin Hsia

CS 61C: Great Ideas in Computer Architecture Virtual Memory. Instructor: Justin Hsia. Review of Last Lecture (1/2). Multiple instruction issue increases max speedup, but higher penalty for a stall Superscalar because can achieve CPI < 1 Requires a significant amount of extra hardware

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Introduction to Computer Systems 15-213/18-243, spring 2009 18 th Lecture, Mar. 24 th

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Virtual Memory

Virtual Memory. 15-213: Introduction to Computer Systems Recitation 10: Oct. 28, 2013 Marjorie Carlson Recitation A. Agenda . Shell Lab FAQs Malloc Lab Preview Virtual Memory Concepts Address Translation Basic TLB Multilevel. Updates .

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Virtual Memory

Virtual Memory. Hakim Weatherspoon CS 3410, Spring 2013 Computer Science Cornell University. P & H Chapter 5.4 (up to TLBs). Big Picture: (Virtual) Memory. 0xfffffffc. system reserved. top. system reserved. 0x80000000. 0x7ffffffc. stack. (stack grows down). (.stack).

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Chapter 5

CprE 381 Computer Organization and Assembly Level Programming, Fall 2013. Chapter 5. Large and Fast: Exploiting Memory Hierarchy. Zhao Zhang Iowa State University Revised from original slides provided by MKP. Associative Caches. Fully associative

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Virtual Memory

Virtual Memory. Early computers had a small and fixed amount to memory. All programs had to be able to fit in this memory. Overlays were used when the program was to big. The programmer was responsible for bringing in the overlays and managing the overlay process.

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Operating Systems ECE344

Operating Systems ECE344. Lecture 7: Memory Management. Ding Yuan. Memory Management. Next few lectures are going to cover memory management Goals of memory management To provide a convenient abstraction for programming

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Computer Architecture Virtual Memory

Computer Architecture Virtual Memory. Dr. Lihu Rappoport. Virtual Memory. Provides the illusion of a large memory Different machines have different amount of physical memory Allows programs to run regardless of actual physical memory size

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Paging and Virtual Memory

Paging and Virtual Memory. Operating Systems Spring 2004. The memory of a program. Source-code is compiled into linkable object modules Memory addresses given as relative offsets Libraries contain object modules Object modules are linked together into a loadable module

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Virtual Memory: Systems 15- 213: Introduction to Computer Systems 16 th Lecture, Oct. 19, 2010

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Paging and Virtual Memory

Paging and Virtual Memory. Memory management: Review. Fixed partitioning, dynamic partitioning Problems Internal/external fragmentation A process can be loaded only if a contiguous memory chunk is available to accommodate the process Process size is limited by the main memory size

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CSC 4250 Computer Architectures

CSC 4250 Computer Architectures. December 8, 2006 Chapter 5. Memory Hierarchy. Main Memory . Assume the following performance: 4 clock cycles to send address 56 clock cycles for access time per word 4 clock cycles to send a word of data Choose a cache block of 4 words. Then

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Review 1

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Malloc & VM

Malloc & VM. By sseshadr. Agenda. Administration Process lab code will be inked by Thursday (pick up in ECE hub) Malloc due soon (Thursday, November 4 th ) Exam 2 in a week (Tuesday, November 9 th ) Proxy Lab out in a week (Tuesday, November 9 th ) Plan for today

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Lecture 14: Virtual Memory

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CS2100 Computer Organisation http://www.comp.nus.edu.sg/~cs2100/

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The Memory Hierarchy Lecture 31

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