'Causal consistency' presentation slideshows

Chapter 10

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CONSISTENCY AND REPLICATION

CONSISTENCY AND REPLICATION. DATA-CENTRIC CONSISTENCY MODELS. consistency has been discussed in the context of read and write operations on shared data, available by means of (distributed) shared memory. A (distributed) shared database, or a (distributed) file system.

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Replication and Consistency

Replication and Consistency. Data and Object Replication Data Consistency Model Implementation Issues. Replication. What replicate? Data, File, process, object, service, etc Why replicate? Enhance performance: Caching data in clients and servers to reduce latency

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Consistency and Replication

Consistency and Replication. By Deepa Jandhyala Deepak Chinavle. Introduction. In Distributed Systems data is replicated to improve performance and enhance reliability. Replication leads to consistency problems between copies.

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Consistency and Replication

Consistency and Replication. By Deepa Jandhyala Deepak Chinavle. Introduction. In Distributed Systems data is replicated to improve performance and enhance reliability. Replication leads to consistency problems between copies.

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Computer Science 425 Distributed Systems CS 425 / ECE 428 Fall 2013

Computer Science 425 Distributed Systems CS 425 / ECE 428 Fall 2013. Indranil Gupta (Indy) December 5, 2013 Lecture 28 Distributed Shared Memory Section 6.5, Chapter 6 from Tanenbaum textbook. ? 2013, I . Gupta, K. Nahrtstedt, S. Mitra, N. Vaidya, M. T. Harandi, J. Hou. HW4 Due Now.

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Written By: Adi Omari (Revised and corrected in 2012 by others)

Memory models CDP 236370 - Tutorial 7. Written By: Adi Omari (Revised and corrected in 2012 by others). Tutorial Outline. Coherence Sequential consistency Causal consistency Release consistency (if time allows). Coherence - Reminder.

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Last Class: Web Caching

Last Class: Web Caching. Use web caching as an illustrative example Distribution protocols Invalidate versus updates Push versus Pull Cooperation between replicas. Consistency and Replication. Today: Consistency models Data-centric consistency models Client-centric consistency models.

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CPU0. CPU1. CPU2. CPU3. Read/ Write. Shared Memory. Symmetric Multi-Processor (SMP):. Distributed Shared Memory (DSM):. CPU0. CPU1. CPU2. CPU3. CPU0. CPU1. CPU2. CPU3. Read/ Write. Local Cache. Local Cache. Local Cache. Local Cache. Local Memory Module. Local Memory

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