'Working set' diaporamas de présentation

Mysteries of Windows Memory Management Revealed

WCL406. Mysteries of Windows Memory Management Revealed. Mark Russinovich Technical Fellow Windows Azure (created jointly with Dave Solomon). Goals. Deep dive on: Process virtual and physical memory usage Operating system virtual and physical memory usage

1.23k views • 66 slides

R-LODs: Fast LOD-based Ray Tracing of Massive Models

R-LODs: Fast LOD-based Ray Tracing of Massive Models. Sung-Eui Yoon Lawrence Livermore National Lab. Christian Lauterbach Dinesh Manocha Univ. of North Carolina-Chapel Hill. Forest model (32M). Goal. Perform an interactive ray tracing of massive models

766 views • 61 slides

725 views • 49 slides

NET Compact Framework 2.0: Optimizing for Performance

934 views • 45 slides

Virtual Memory: Concepts

541 views • 43 slides

Case Studies of Using Condor for Scientists Barcelona, 2006

589 views • 42 slides

Performance of Multithreaded Chip Multiprocessors and Implications for Operating System Design

Performance of Multithreaded Chip Multiprocessors and Implications for Operating System Design. Hikmet Aras 2006720612. Agenda. Introduction Performance Impacts of Shared Resources on CMTs Implementation Related Work Conclusion. Part I - Introduction.

498 views • 34 slides

Operating Systems

Operating Systems. Operating Systems. Session 9: Virtual Memory management. Introduction: virtual memory management. page management strategies: fetch placement replacement. Basic concept: Locality. Process tends to reference memory in highly localized patterns

510 views • 34 slides

Paging

678 views • 32 slides

Memory Implementation Issues

Memory Implementation Issues. Lawrence Angrave. Contents. Paging basic process implementation Frame allocation for multiple processes Thrashing Working Set Memory-Mapped Files. Basic Paging Process Implementation(1). Separate page out from page in Keep a pool of free frames

415 views • 32 slides

CSE 153 Design of Operating Systems Winter 19

CSE 153 Design of Operating Systems Winter 19. Lecture 18/19: Page Replacement. Memory Management. Memory management systems Physical and virtual addressing; address translation Techniques: Partitioning, paging, segmentation Page table size, TLBs, VM tricks Policies

473 views • 27 slides

College of Computer Science, Inner Mongolia University Hohhot, Inner Mongolia, P. R. China

Adaptive Subset Based Replacement Policy for High Performance Caching Liqiang He Yan Sun Chaozhong Zhang. College of Computer Science, Inner Mongolia University Hohhot, Inner Mongolia, P. R. China. JWAC-1: Cache Replacement Championship. 2010-06-20. ISCA-2010. Inner Mongolia University.

454 views • 26 slides

VM Design Issues

341 views • 25 slides

Thrashing and Memory Management

Thrashing and Memory Management. Thrashing. Processes in system require more memory than is there Keep throwing out page that will be referenced soon So, they keep accessing memory that is not there Why does it occur? No good reuse, past != future There is reuse, but process does not fit

394 views • 24 slides

Cleaning Policy

Cleaning Policy. When should a modified page be written out to disk? Demand cleaning write page out only when its frame has been selected for replacement (the process that page faulted has to wait for 2 page transfers) Precleaning

315 views • 22 slides

Performance and Scalability of EJB-based applications Sriram Srinivasan

Performance and Scalability of EJB-based applications Sriram Srinivasan. Principal Engineer, BEA/WebLogic. Scalability and performance. Systems grow in many ways Users, Data, Transaction Complexity Scaling a system:

372 views • 20 slides

Automated Software Testing

Automated Software Testing. Comp 587 Babatunde Jelugbo. The complexity of modern software packages make exhaustive testing difficult. Automated testing can help to improve efficiency of the testing process in order to identify areas of a program that are prone to failure.

357 views • 17 slides

CS 294-42: Technology Trends

234 views • 14 slides

Virtual Memory: Working Sets

UNIVERSITY of WISCONSIN-MADISON Computer Sciences Department. Virtual Memory: Working Sets. CS 537 Introduction to Operating Systems. Andrea C. Arpaci-Dusseau Remzi H. Arpaci-Dusseau. Questions answered in this lecture: How to allocate memory across competing processes?

306 views • 14 slides

The Operating System Level

The Operating System Level. Virtual Memory File systems Parallel processing Case studies Due 6/3: 2, 3, 18, 23. Virtual memory. Virtual memory. Working Set Fragmentation. Segmentation. Segmentation + VM?. Pentium memory organization. OS use of VM. File Systems. Space management.

266 views • 13 slides