'Faulty systems' presentation slideshows

Fault Tolerance

625 views • 51 slides

15-440 Distributed Systems

15-440 Distributed Systems. Byzantine Fault Tolerance. Fault Tolerance. Terminology & Background Byzantine Fault Tolerance (Lamport) Async. BFT (Liskov). Fault Tolerance. Being fault tolerant is strongly related to what are called dependable systems. Dependability implies the following:

486 views • 48 slides

Fault Tolerance

Fault Tolerance. Chapter 7. Basic Concepts. Dependability Includes Availability Reliability Safety Maintainability. Basic Concepts. Availability : the probability that the system is operating correctly at any given moment and is able to perform its function.

445 views • 33 slides

Last Class: Weak Consistency

Last Class: Weak Consistency. Eventual Consistency and epidemic protocols Implementing consistency techniques Primary-based Replicated writes-based Quorum protocols. Today: Fault Tolerance. Basic concepts in fault tolerance Masking failure by redundancy Process resilience. Motivation.

292 views • 14 slides

Last Class: Weak Consistency

Last Class: Weak Consistency. Eventual Consistency and epidemic protocols Implementing consistency techniques Primary-based Replicated writes-based Quorum protocols. Today: Fault Tolerance. Basic concepts in fault tolerance Masking failure by redundancy Process resilience. Motivation.

332 views • 14 slides

Fault tolerance

Fault tolerance. The Byzantine Generals Algorithm. Agreement in Faulty Systems (1). The Byzantine generals problem for 3 loyal generals and1 traitor. The generals announce their troop strengths (in units of 1 kilosoldiers ). The vectors that each general assembles based on (a)

199 views • 3 slides