OBIETTIVI FORMATIVI

The course aims to provide an understanding of the principles on which the Internet and other distributed systems are based; their architecture, algorithms and design; and how they meet the demands of contemporary distributed applications. 1. Distributed systems characterization 2. Coordination of distributed systems Physical and logical clock synchronization Distributed mutual exclusion Election algorithms and protocols 3. Consistency of distributed systems Data centric systems Client centric systems Consistency protocols 4. Resilience of distributed systems Distributed process pooling and resilience Reliable distributed communication services Distributed operation commit Recovery of faulty systems 5. Case studies Hyperledger permissioned blockchains Google distributed storage and computation In memory Distributed Data Store Office online collaboration platforms

OBIETTIVI FORMATIVI (DETTAGLIO) E RISULTATI DI APPRENDIMENTO

Al termine del corso l'allievo sarà in grado di affrontare la progettazione e realizzazione di reti complesse in un contesto di rete pubblica sia in contesti di rete privata e la progettazione di sistemi e applicazioni basati sulle piattaforme informatiche ad elevata scalabilità e affidabilità.

MODALITA' DIDATTICHE

Lezioni ed esercitazioni

PROGRAMMA/CONTENUTO

Contenuti essenziali:

1. Distributed systems characterization

2. Coordination of distributed systems

• Physical and logical clock synchronization
• Distributed mutual exclusion
• Election algorithms and protocols

3. Consistency of distributed systems

• Data centric systems
• Client centric systems
• Consistency protocols

4. Resilience of distributed systems

• Distributed process pooling and resilience
• Reliable distributed communication services
• Distributed operation commit
• Recovery of faulty systems

5. Case studies

• Hyperledger permissioned blockchains
• Google distributed storage and computation
• In memory Distributed Data Store
• Office online collaboration platforms

TESTI/BIBLIOGRAFIA

• M. van Steen, A. tanenbaum,  Distributed Systems Third Ed. 2017.
• G. Coulouris, J. Dollimor, T. Kindberg, G. Blair, Distributed Systems: Concepts and Desing, 5th editionby 2012
• Materiale didattico disponibile su aulaweb.