1. Google Base Infrastructure:GFS and MapReduce Johannes Passing 2. Agenda Context Google File System Aims Design Walk through MapReduce Aims Design Walk through Conclusion13.04.2008Johannes…

1. Memory Management Dr. Saeed Arif 2. The need for memory management • Memory is cheap today, and getting cheaper – But applications are demanding more and more memory,…

Slide 1Virtual Memory Basics Slide 2 The Fifties: -Absolute Addresses -Dynamic address translation The Sixties: -Paged memory systems and TLBs -Atlas Demand paging Modern…

Slide 1Chapters 7 & 8 Memory Management Operating Systems: Internals and Design Principles, 6/E William Stallings Patricia Roy Manatee Community College, Venice, FL ©2008,…

Slide 1Tutorial 8 Exercises CH8 Slide 2 8.1Name two differences between logical and physical addresses. Slide 3 Slide 4 Answer: A logical address does not refer to an actual…

Slide 1CS 443 Advanced OS David R. Choffnes, Spring 2005 Practical, transparent operating system support for superpages Juan Navarro, Sitaram Iyer, Peter Druschel, Alan Cox…

Slide 1Chapter 12: File System Implementation File System Structure File System Implementation Directory Implementation Allocation Methods Free-Space Management Unix File…

Slide 1Juan Ortega 9/23/09 NTW412 Slide 2 A block is a sequence of bytes or bits having a nominal length (block size). Blocking is used to facilitate the handling of the…

Slide 11 Memory Management Chapter 4 Basic memory management Swapping Virtual memory Page replacement algorithms Slide 2 2 Memory Management Ideally programmers want memory…

Slide 1Clustered Pivot Tables for I/O-optimized Similarity Search Juraj Moško, Jakub Lokoč, Tomáš Skopal Department of Software Engineering Faculty of Mathematics and…