PPT-Virtual Memory 2 Hakim Weatherspoon

Virtual Memory 2 Hakim Weatherspoon CS 3410 Spring 2012 Computer Science Cornell University P amp H Chapter 54 Goals for Today Virtual Memory Address Translation Pages page tables and memory mgmt. Hakim Weatherspoon. CS 3410, Spring 2011. Computer Science. Cornell University. P & H . Chapter. 5.4-5. Announcements. PA3 . available. Due . Tuesday, April 19. th. Work with . pairs. Be responsible with new knowledge. 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. CS 3410, Spring 2015. Computer Science. Cornell University. See: . Online . P&H . Chapter 6.5-6. Announcements. Prelim2 Topics. Lecture. : Lectures 10 to . 24. Data and Control Hazards . (Chapters 4.7-4.8). BYU CS 345. Virtual Memory. 2. Topics to Cover…. Program Execution Patterns. Computer Memory. Virtual Memory. Paging. Segmentation. Performance. Replacement Algorithms. Paging Improvements. Objectives. CS 3410, Spring 2015. Computer Science. Cornell University. P & H Chapter . 5.7 . Announcements. Lab3: Available today, and due by . next . Wednesday. HW2: Do up to Problem5 this week. Do it . now. CS 3410, Spring 2012. Computer Science. Cornell University. P & H Chapter . 5.2-3, 5.5. Goals for Today. Cache Parameter Tradeoffs. Cache Conscious Programming. Writing to the Cache. Write-through . CS 3410, Spring 2011. Computer Science. Cornell University. See P&H . 5.1, 5.2 (except writes. ). Announcements. HW3 available due . next. Tuesday . Work with . alone. . partner. Be responsible with new knowledge. CS 3410, Spring 2011. Computer Science. Cornell University. See P&H . 5.2 (writes), 5.3, 5.5. Announcements. HW3 available due . next. Tuesday . HW3 has been updated. . Use updated version.. Work with . CS 3410, Spring 2011. Computer Science. Cornell University. P & H . Chapter. 5.4-5. Announcements. PA3 . available. Due . Tuesday, April 19. th. Work with . pairs. Be responsible with new knowledge. Computer Science. Cornell University. CS 3410: . Computer . System . Organization and . Programming. Computer System Organization. The most amazing and likely to be most long-lived invention of the 1800’s was…. Caches Hakim Weatherspoon CS 3410, Spring 2012 Computer Science Cornell University See P&H 5.1, 5.2 (except writes ) Administrivia HW4 due today , March 27 th Project2 due next Monday, April 2 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. CS 3410. Computer Science. Cornell University. [Weatherspoon, . Bala. , Bracy. , . and . Sirer. ]. Announcements. . Make sure to go to . your. . Lab Section . this week. Completed . Proj1. due Friday, Feb 15th. CS 3410. Computer Science. Cornell University. [. Altinbuke. , Walsh, Weatherspoon. , . Bala. , Bracy. , . McKee, and . Sirer. ]. Challenge. 2. How do we store lots of data for a long time. Disk (Hard disk, floppy disk, …).