'Wait free' diaporamas de présentation

CPSC 668 Distributed Algorithms and Systems

CPSC 668 Distributed Algorithms and Systems. Fall 2006 Prof. Jennifer Welch. Fault-Tolerant Shared Memory Simulations. What if some processors might crash? Can we still provide a shared read/write variable on top of message passing?

810 views • 69 slides

Practical concurrent algorithms

Practical concurrent algorithms. Mihai Letia Concurrent Algorithms 2012 Distributed Programming Laboratory. Slides by Aleksandar Dragojevic. Practical. Course oriented towards theory Today: A glimpse of practice Use practical operations Implement practical data structure Linked list

914 views • 58 slides

656 views • 53 slides

631 views • 53 slides

A Methodology for Implementing Highly Concurrent Data Objects Maurice Herlihy October 1991

A Methodology for Implementing Highly Concurrent Data Objects Maurice Herlihy October 1991 Presented by Tina Swenson April 15, 2010. Agenda. Introduction Small Objects Non-Blocking Transformation Wait-free Transformation Large Objects Non-Blocking Transformation Conclusion.

602 views • 49 slides

Distributed Algorithms (22903)

546 views • 44 slides

CPSC 668 Distributed Algorithms and Systems

CPSC 668 Distributed Algorithms and Systems. Fall 2009 Prof. Jennifer Welch. Impossibility of Asynchronous Consensus. Show impossible in read/write shared memory with n processors and n - 1 faults prove directly: not hard since so many faults

535 views • 44 slides

6.852: Distributed Algorithms Spring, 2008

491 views • 40 slides

CSCE 668 DISTRIBUTED ALGORITHMS AND SYSTEMS

CSCE 668 DISTRIBUTED ALGORITHMS AND SYSTEMS. Fall 2011 Prof. Jennifer Welch. Problems Solvable in Failure-Prone Asynchronous Systems.

517 views • 40 slides

Distributed Algorithms (22903)

Distributed Algorithms (22903). Shared objects: linearizability, wait-freedom and simulations. Lecturer: Danny Hendler.

440 views • 37 slides

A World of (Im)Possibilities Nancy Lynch Celebration: Sixty and Beyond

A World of (Im)Possibilities Nancy Lynch Celebration: Sixty and Beyond. Hagit Attiya, Technion Jennifer Welch , Texas A&M University. Introduction. One of the main themes of Nancy's work has been proving lower bounds and impossibility results for problems that arise in distributed computing.

495 views • 36 slides

Common2 extended to stacks and unbound concurrency

Common2 extended to stacks and unbound concurrency. By: Yehuda Afek Eli Gafni Adam Morrison May 2007 Presentor: Dima Liahovitsky. 1. Outline: Introduction, refresh and definitions Wait-free stack implementation Snapshot objects Unbounded concurrency objects Summary. 2.

437 views • 31 slides

Using Timing Information on Wait-Free Algorithms in Real-Time Systems (2 papers)

417 views • 30 slides

Simple and Fast Wait-Free Snapshots for Real-Time Systems

388 views • 29 slides

Distributed Algorithms (22903)

361 views • 27 slides

Common2 Extended to Stacks

Common2 Extended to Stacks. Adam Morrison joint with. Yehuda Afek. Eli Gafni. Model. Shared memory model. Wait-free linearizable algorithms. Computability. Stack. ?. Computability. Snapshot implementation from read-write registers.

357 views • 24 slides

Simple, Fast and Practical Non-Blocking and Blocking Concurrent Queue Algorithms

Simple, Fast and Practical Non-Blocking and Blocking Concurrent Queue Algorithms. Maged M. Michael & Michael L. Scott Presented by Ahmed Badran. Agenda. Terminology Blocking vs. Non-Blocking algorithms Algorithm walkthroughs Comparison to previous algorithms Performance. Terminology (1).

469 views • 21 slides

Verifying a Wait Free Register Algorithm Using Assertional Reasoning

Verifying a Wait Free Register Algorithm Using Assertional Reasoning. Xu Qiwen Faculty of Science and Technology University of Macau. Read and Write Conflict (Race). If read and write operations are performed on the same memory cell at the same time, read

274 views • 19 slides

Towards_Self_Stabilizing_Wait_Free_Shared_Memory_Objects

193 views • 11 slides

6.852: Distributed Algorithms Spring, 2008

214 views • 10 slides