'Page tables' diaporamas de présentation

Virtual Memory

Virtual Memory. Chapter 8. Characteristics of Paging and Segmentation. Memory references are dynamically translated into physical addresses at run time a process may be swapped in and out of main memory such that it occupies different regions

1.01k views • 78 slides

Virtual Memory Systems

Virtual Memory Systems. Chapter 12. Key concepts in chapter 12. Page replacement algorithms global local Working set Load control Large page tables two and three level paging inverted page tables Segmentation. Page replacement.

1.07k views • 75 slides

Process Description and Control

Process Description and Control. Chapter 3. Announcements. Accounts on linuxlab.cs.umd.edu Newsgroup will be announced shortly Project will be posted Wednesday, Sept 18, noon, due on Oct 2,11:59 am. HW0 is due Wedensday, Sept 18, 11:59 am by e-mail to liaomay@cs

649 views • 54 slides

Virtual Memory

Virtual Memory. Chapter 8. Characteristics of Paging and Segmentation. A process may be broken up into pieces (pages or segments) that do not need to be located contiguously in main memory Memory references are dynamically translated into physical addresses at run time

718 views • 49 slides

File-System Implementation

File-System Implementation. File-System Structure Allocation Methods Free-Space Management Directory Implementation Disk Scheduling Recovery Tertiary Storage. File-System Structure. File structure Logical storage unit Collection of related information

866 views • 47 slides

z/VM Module 13: System Integrity and High Availability

z/VM Module 13: System Integrity and High Availability . Objectives. Describe the fundamental aspects of system integrity Read and understand the System Integrity Statement for z/VM issued by IBM List the characteristics needed to implement system integrity for z/VM

659 views • 41 slides

Competing For Memory

Competing For Memory. Vivek Pai / Kai Li Princeton University. Mechanics. Feedback optionally anonymous No real retribution anyway Do it to make me happy Quiz 1 Question 2 answer(s) #regs != #bits Registers at top of memory hierarchy Lots of acceptable answers

473 views • 32 slides

Address Translation

478 views • 31 slides

Krste Asanovic Electrical Engineering and Computer Sciences University of California at Berkeley

471 views • 31 slides

Review for Final Exam

506 views • 30 slides

Loadable Kernel Modules

675 views • 30 slides

463 views • 29 slides

Examples of Paging Architectures Manchester University/Ferranti ATLAS (1962) concept of Virtual Memory invented in Man

Examples of Paging Architectures Manchester University/Ferranti ATLAS (1962) concept of Virtual Memory invented in Manchester for the Atlas first paging hardware and demand paging operating system 20 bit virtual address : virtual address space 1M 48-bit words 2048 pages each of 512 words

495 views • 27 slides

Pentium III / Linux Memory System April 4, 2000

Pentium III / Linux Memory System April 4, 2000. 15-213. Topics P-III address translation Linux memory management Linux page fault handling memory mapping. class21.ppt. Pentium III Memory System. 32 bit address space 4 KB pagesize L1, L2, and TLBs 4-way set associative inst TLB

544 views • 25 slides

Operating Systems CMPSC 473

376 views • 19 slides

Memory Management in Windows and Linux

Memory Management in Windows and Linux. &. Windows Memory Management. Virtual memory manager (VMM) Executive component responsible for managing memory Lazy allocation Avoid allocating memory until necessary Prefetching Move pages from disk to main memory before they are needed Pagefile

1.46k views • 18 slides

Virtual Memory

356 views • 15 slides

Virtual Memory

2.92k views • 15 slides

287 views • 12 slides

Problems in Memory Management

Problems in Memory Management. CS 1550 Recitation October 9 th , 2002 The questions in this slide are from Andrew S. Tanenbaum's textbook page 264.

238 views • 4 slides