'Physical address space' diaporamas de présentation

Chapter 8, Main Memory

Chapter 8, Main Memory. 8.1 Background. When a machine language program executes, it may cause memory address reads or writes From the point of view of memory, it is of no interest what the program is doing

2.22k views • 210 slides

1.3k views • 101 slides

Virtual memory

Virtual memory. Virtual Memory . Address spaces VM as a tool for caching VM as a tool for memory management VM as a tool for memory protection Address translation. A System Using Physical Addressing.

1.23k views • 96 slides

CMPT 300 Introduction to Operating Systems

835 views • 68 slides

Virtual Memory

Virtual Memory. Virtual Memory. Background Demand Paging Copy-on-Write Page Replacement Allocation of Frames Thrashing Memory-Mapped Files Allocating Kernel Memory Other Considerations Operating-System Examples. Objectives. To describe the benefits of a virtual memory system

863 views • 58 slides

Chapter 8: Main Memory

Chapter 8: Main Memory. Chapter 8: Memory Management. Background Swapping Contiguous Memory Allocation Paging Structure of the Page Table Segmentation Example: The Intel Pentium. Objectives. To provide a detailed description of various ways of organizing memory hardware

725 views • 57 slides

Chapter 8: Memory-Management Strategies

Chapter 8: Memory-Management Strategies. Chapter 8: Memory Management Strategies. Background Swapping Contiguous Memory Allocation Paging Structure of the Page Table Segmentation Example: The Intel Pentium. Objectives.

1.09k views • 57 slides

ECE3055 Computer Architecture and Operating Systems Lecture 9 Memory Subsystem (II) OS Perspective

ECE3055 Computer Architecture and Operating Systems Lecture 9 Memory Subsystem (II) OS Perspective. Prof. Hsien-Hsin Sean Lee School of Electrical and Computer Engineering Georgia Institute of Technology. Background.

727 views • 56 slides

Virtual Memory Management

Virtual Memory Management. B.Ramamurthy Chapter 8. Virtual memory. Consider a typical, large application: There are many components that are mutually exclusive. Example: A unique function selected dependent on user choice. Error routines and exception handlers are very rarely used.

818 views • 48 slides

Instructor: Randy Bryant

Virtual Memory: Concepts 15-213: Introduction to Computer Systems 17 th Lecture, October 24, 2017. Instructor: Randy Bryant. Hmmm, How Does This Work?! . Process 1. Process 2. Process n. Solution: Virtual Memory (today and next lecture). Today . Address spaces

477 views • 43 slides

Synchronization 2

Synchronization 2. CS 3410, Spring 2014 Computer Science Cornell University. See P&H Chapter: 2.11, 6.5. Administrivia. Next 3 weeks Week 12 (this week): Proj3 due Fri Sun Note Lab 4 is now IN CLASS Prelim 2 review Sunday and Monday

527 views • 39 slides

Get Start with TinyOS From technique perspective

Get Start with TinyOS From technique perspective. Tian He. Road Map. TinyOS overview How TinyOS works Programming the mote Programming environment guide. Application 2. Application 1. Application 1. NFS. I/O. Micro-kernel. Monolith-kernel. IPC. Scheduler. Scheduler. VM. I/O. VM.

637 views • 37 slides

Main Memory

Main Memory. Operating System Concepts chapter 8. CS 355 Operating Systems Dr. Matthew Wright. Background. A process generates a stream of memory requests. Memory access takes many CPU clock cycles, during which the processor may have to stall as it waits for data.

649 views • 36 slides

Chapter 7

453 views • 32 slides

Virtual Memory: Systems

617 views • 32 slides

Operating Systems {week 12}

439 views • 32 slides

Page Overlays An Enhanced Virtual Memory Framework to Enable Fine-grained Memory Management

Page Overlays An Enhanced Virtual Memory Framework to Enable Fine-grained Memory Management. Vivek Seshadri Gennady Pekhimenko , Olatunji Ruwase , Onur Mutlu, Phillip B. Gibbons, Michael A. Kozuch, Todd C. Mowry, Trishul Chilimbi. @CMU. Executive Summary. P. V. O.

444 views • 29 slides

Operating Systems {week 11}

370 views • 28 slides

Contiguous Memory Management and External Fragmentation

Contiguous Memory Management and External Fragmentation. Summary of Contiguous memory Management and the Free Space List (FSL). Contiguous memory management means that the physical address space of a process in main memory must be one contiguous block

596 views • 20 slides

Scribe Mar 26, 2014 (Regular)

Scribe Mar 26, 2014 (Regular). Memory-Management Unit (MMU) Contiguous Memory Allocation Fragmentation. By Bandi Sumanth 11CS30006. Memory-Management Unit. MMU -> Hardware device that maps virtual address to physical address

268 views • 15 slides