PPT-Memory Management & Virtual

Author : jane-oiler | Published Date : 2017-05-09

Memory Hierarchy Cache Memory Provide invisible speedup to main memory Hierarchy Virtual Memory Provide invisible extension to main memory Memory Management

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Memory Management & Virtual: Transcript

Memory Hierarchy Cache Memory Provide invisible speedup to main memory Hierarchy Virtual Memory Provide invisible extension to main memory Memory Management Memory Management Turns . Avg Access Time 2 Tokens Number of Controllers Average Access Time clock cyles brPage 16br Number of Tokens vs Avg Access Time 9 Controllers Number of Tokens Average Access Time clock cycles brPage 17br brPage 18br Use main memory as a “cache” for secondary (disk) storage. Managed jointly by CPU hardware and the operating system (OS). Programs share main memory. Each gets a private virtual address space holding its frequently used code and data. Apr 25, 2017. 1. Memory (Programmer. ’. s View) . 2. Hmmm, How Does This Work?! . Process 1. Process 2. Process n. Solution: Virtual Memory (today and next lecture). 3. Today . Virtual Memory: Concepts . Managed jointly by CPU hardware and the operating system (OS). Programs share main memory. Each gets a private virtual address space holding its frequently used code and data. Protected from other programs. Virtual Memory Use main memory as a “cache” for secondary (disk) storage Managed jointly by CPU hardware and the operating system (OS) Programs share main memory Each gets a private virtual address space holding its frequently used code and data Virtual World pros & cons Outline Virtual Reality Virtual World Second Life Pros & Cons How Second life Affects Real Life Are we ready to live in a Virtual World? Virtual Reality Virtual reality (VR) is a powerful technique that uses computer representations to transform people's sense of presence, so that they feel themselves to be in a virtual environment rather their current one. CS 3410, Spring 2012. Computer Science. Cornell University. P & H Chapter 5.4 . Goals for Today. Virtual Memory. Address Translation. Pages, page tables, and memory . mgmt. unit. Paging. Role of Operating System. Prof. Eric Rotenberg. 1. Fall 2018. ECE 463/563, Microprocessor Architecture, Prof. Eric Rotenberg. Virtual Memory. Every program has its own virtual memory. Large virtual address space. Divided into . Perigon Live, a leading provider of digital event software, announces the addition of the Green Room to its feature-rich product. Visit: https://perigonlive.com Although some event planners still think it will be too challenging to take their activities and skills online, this is no longer the case. Visit: https://perigonlive.com Now that the coronavirus pandemic is coming under control thanks to the introduction of vaccines, some marketers mistakenly believe that virtual events are also coming to an end. Visit: https://perigonlive.com Perigon Live, a leading virtual event platform provider, offers a wide range of services and customizable options designed to make virtual events successful. Visit: https://perigonlive.com Instructor:. . Justin Hsia. Teaching Assistants:. Lucas Wotton. Michael Zhang. Parker . DeWilde. Ryan Wong. Sam . Gehman. Sam Wolfson. Savanna Yee. Vinny . Palaniappan. https. ://xkcd.com/1495/. Administrivia. Instructor:. . Justin Hsia. Teaching Assistants:. Lucas Wotton. Michael Zhang. Parker . DeWilde. Ryan Wong. Sam . Gehman. Sam Wolfson. Savanna Yee. Vinny . Palaniappan. http://rebrn.com/re/bad-chrome-1162082.

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