'Lamport clocks' presentation slideshows

Chapter 10 Time and Global States

Chapter 10 Time and Global States. Clocks and Synchronization Algorithms Lamport Timestamps and Vector Clocks Distributed Snapshots and Termination. What Do We Mean By Time?. Monotonic increasing Useful when everyone agrees on it UTC is Universal Coordinated Time.

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Scalable Formal Dynamic Verification of MPI Programs through Distributed Causality Tracking

Scalable Formal Dynamic Verification of MPI Programs through Distributed Causality Tracking. Dissertation Defense Anh Vo. Committee: Prof. Ganesh Gopalakrishnan (co-advisor ), Prof. Robert M. Kirby (co-advisor),

804 views • 68 slides

Data Replication CS 188 Distributed Systems February 3, 2015

Data Replication CS 188 Distributed Systems February 3, 2015. Some Other Possibilities. What if the machines sharing files are portable and not always connected? What if the machines communicate across the Internet? What if the load on some files is too heavy for a single machine?.

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Chapter 5 Synchronization

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CS 194: Elections, Exclusion and Transactions

CS 194: Elections, Exclusion and Transactions. Scott Shenker and Ion Stoica Computer Science Division Department of Electrical Engineering and Computer Sciences University of California, Berkeley Berkeley, CA 94720-1776. Finishing Last Lecture.

358 views • 35 slides

State Machines

State Machines. CS 614 Thursday, Feb 21, 2002 Bill McCloskey. Introduction. State machines provide fault-tolerance through replication. They consist of state variables and commands to change the state. Clients request the state machine to execute commands. State A. State B. Command.

298 views • 28 slides

Distributed Systems: Consistency Models & Vector Clocks

Distributed Systems: Consistency Models & Vector Clocks. Goals of Large-scale Distributed Systems: Scalability, Availability and Fault Tolerance (Reliability or Robustness) Partitions and replications are two key techniques for achieving these goals allow concurrency & parallelism, but often

189 views • 16 slides