The document presents an overview of a presentation by Miro Kopecky on distributed systems, emphasizing the use of various technologies such as Java, Spring, and databases like Neo4j and SQLite. It discusses key aspects like performance, scalability, and fault tolerance within a system architecture context. The presentation concludes with a Q&A session inviting further discussion.

1. RaspberryPi workers …
…and Graphs
…by Miro Kopecky

2. about me:
• Polyglot Developer and Architect
!
• Artificial Intelligence enthusiast
• Machine Learning
• Algorithms
• Data Mining
• Distributed systems
!
!
• GeeCON co-founder

3. … what we gonna do ?
• dive into the distributed system
!
• demo
!
• “foreword”
It just works !
Performance
Cost Availability
Reliability
Scalability
Manageability

4. Technologies overview
• MAVEN building tool
!
• Java8, JavaScript
!
• Spring 4, Spring-Data, Netty, Own libraries, AngularJS
!
•Neo4j, SQLite, Infinispan
!
• JBoss Wildfly

5. System Architecture
BASE
Neo4j
Inifinispan
RaspBlue
Netty
SQLite
RaspONE
Netty
InfinispanHOTROD-remoteCache
WWW
In
In
InWildFly
m re

6. DEMO
relations explanation:
• Building(BASE) —>(garages)
!
• Driver -[:HAS_GARAGE_KEY]-(building)
!
• Driver -[:HAS_KEY]-(car)
!
!
!
… let’s play more

7. “Foreword”
• Transparency
!
• Communication
!
• Concurrency
!
• Fault Tolerance
!

8. by Miro Kopecky
Thank you !
Q&A