From the new consensus based clustering to active data exploration, RavenDB 3.5 contains quite a lot of new features, improvement and fixes. In this keynote Oren Eini will showcase RavenDB 3.5 new features. Including SLAs, I/O monitoring, improved performance and stability, smarter replication, and more.

1. 2ND RAVENDB
CONFERENCE
Oren Eini
oren@ravendb.net

3. RAVENDB 3.5
Oren Eini
oren@ravendb.net

4. STATS
• More than 2,500 commits
• Work started in Dec 2013
• 20+ core dev team
• Over 20 major features

5. FOCUS
• Distributed work
• Operations
• Performance
• High load

6. DISTRIBUTED WORK

7. RAFT IMPLEMENTATION
• The cluster
• Reliable
• Cluster wide operations
• Dynamic leader
• Replication
• Multi master
• Clients will use leader as primary
• No jitter on failover/recovery
• Reduced conflicts

8. LOAD BALANCING SLA
I choose you the fastest

9. FILTERED REPLICATION

10. CAN YOU EXPLAIN THAT?

11. LARGE CLUSTER IMPROVEMENTS

12. OPERATIONS

13. ADMIN CONSOLE

14. GLOBAL CONFIGURATION
• Simplify multi database configuration
• Backup
• Replication
• Versioning

15. I/O INSIGHTS

16. I/O MONITORING

17. REQUEST TRACING / TIMING

18. DATA EXPLORATION

19. SCRIPTING
with document_store.open_session() as session:
people = list(session.query(Person).where(name="Arava"))
for person in people:
print person.name

20. SNMP MONITORING

21. zabbix.ravendb.net

22. VERSIONING

23. PERFORMANCE

24. THREAD POOL
• Dedicated indexing threads
• Dynamic priorities
• Work stats
• Smarter work distribution

25. FULL TEXT SEARCH
• Optimized analyzer
• Reduced allocations

26. QUERYING
• Memory mapped indexes
• Better query parser
• No exceptions!

27. MEMORY
• Low memory handling
• Lower memory usage
• Many concurrent indexes
• Slow I/O systems
• Tracing auto tuning decisions

28. QUESTIONS?