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2ND RAVENDB CONFERENCEOren [email protected]
RAVENDB 3.5Oren [email protected]
STATS• More than 2,500 commits• Work started in Dec 2013• 20+ core dev team• Over 20 major features
FOCUS• Distributed work• Operations• Performance• High load
DISTRIBUTED WORK
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
LOAD BALANCING SLA
I choose you the fastest
FILTERED REPLICATION
CAN YOU EXPLAIN THAT?
LARGE CLUSTER IMPROVEMENTS
OPERATIONS
ADMIN CONSOLE
GLOBAL CONFIGURATION• Simplify multi database configuration• Backup• Replication• Versioning
I/O INSIGHTS
I/O MONITORING
REQUEST TRACING / TIMING
DATA EXPLORATION
SCRIPTINGwith document_store.open_session() as session:
people = list(session.query(Person).where(name="Arava"))for person in people:
print person.name
SNMP MONITORING
zabbix.ravendb.net
VERSIONING
PERFORMANCE
THREAD POOL• Dedicated indexing threads• Dynamic priorities• Work stats• Smarter work distribution
FULL TEXT SEARCH• Optimized analyzer• Reduced allocations
QUERYING• Memory mapped indexes• Better query parser
• No exceptions!
MEMORY• Low memory handling• Lower memory usage
• Many concurrent indexes• Slow I/O systems
• Tracing auto tuning decisions
QUESTIONS?
