Data & Analytics

Big data, Hadoop - lunchtime talk 2015.02.26

1. Big Data Consulting Hadoop, big data Robert Gibbon - 2. The information age ■ The “economic third wave” has badly hit many blue chip…
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  • 1. Big Data Consulting Hadoop, big data Robert Gibbon -
  • 2. The information age ■ The “economic third wave” has badly hit many blue chip organisations ■ Manufacturing and retail is in rapid decline in Europe and the US ■ Tech, connectivity and information is restructuring our societies ■ Levels of political and social engagement have surged ■ Trading platforms are empowering small businesses
  • 3. Innovation ■ Mass-production hates innovation ■ Innovation means change – a huge cost with little benefit for production-line economies ■ Continuous improvement mentality ■ Knowledge services need to innovate to differentiate ■ Change in a virtual world can be cheap and yield huge rewards ■ Continuous reinvention mentality
  • 4. The rover bicycle, 1885
  • 5. Big data viz. innovation ■ In a free market like the web, innovation can open up new opportunities ■ Consumer access to grid computing tech is a recent innovation ■ Grid computing opens up new opportunities that would otherwise not be viable ■ Ideal for ventures architected around the long-tail economic model
  • 6. The future - thingternet ■ The internet of things is with us ■ Billions of connected devices, even digital tattoos
  • 7. Big data viz. internet of things ■ Billions of connected devices create a huge amount of data ■ Until big data tech, Internet of Things was nearly impossible to monetize
  • 8. The internet of things is a wild west ■ Many new, unsolved challenges ■ Privacy ■ Governance ■ Civil liberties ■ New challenges = new opportunities
  • 9. let's get back to hadoop
  • 10. ■ FOSS software solution for processing terabytes to petabytes of data ■ Using arrays of regular servers ■ Hadoop core: ■ HDFS - a scale-out file system ■ YARN - a scale-out application resource manager ■ Runtimes: ■ Spark, Impala, Flink, MapReduce, Kafka, SolrCloud etc. ■ Components for data protection, access control and operational management ■ NOSQL databases ■ Hbase, Accumulo, Cassandra etc. Hadoop refresher
  • 11. what can you do with hadoop?
  • 12. Storage ■ Pure online data storage, with no other processing ■ Low cost per-GB for petascale online storage ■ Option to directly query and analyse the data is available if required.
  • 13. ■ Example: huge, constantly changing catalogue of products – like Ebay and Amazon ■ SolrCloud – an advanced search engine serving terabytes of content from Hadoop Search
  • 14. Messaging ■ A distributed message queue backed by a Hadoop cluster - Apache Kafka ■ Elastically scalable ■ Messages are persisted and replicated for durability ■ TBs of messages per broker with predictable performance
  • 15. Targeting ■ Personalised content for users ■ Generates and consumes a huge amount of log data ■ for reporting ■ for predictive analysis ■ Predictive analysis is compute intensive ■ Can be TBs of data per day
  • 16. Self-service Business Intelligence ■ Enterprise Data Hub paradigm ■ A very popular emerging use case ■ Business users directly access raw datasets using specialised discovery tools built on top of Hadoop - DataMeer, Platfora and others
  • 17. Data warehousing ■ Migration of Enterprise Data Warehouse to Hadoop ■ Big cost savings versus trad vendors like Oracle and Teradata
  • 18. Machine learning ■ Predictive analytics with Spark MLLib or Revolution R Enterprise ■ Automatically predict component failures for proactive intervention
  • 19. Big Database ■ Low latency, high throughput, high concurrency, high volume ■ Algotrading ■ Realtime ad auctions ■ Volumes at 200BN transactions per day in realtime reliably served
  • 20. ■ Analysis and response to threats detected by SPI module on remote switch ■ Automated systems management – shut down heating when nobody home to reduce heating bill and emissions ■ Monitor driver propensity to break the speed limit - offer lower insurance premiums to good drivers Device management
  • 21. hadoop - mature?
  • 22. Choice of vendors
  • 23. Solid operational management
  • 24. Impala v Teradata
  • 25. Free grid computing
  • 26. Free scale-out database
  • 27. Growing commercial ecosystem
  • 28. Secure and available ■ RPC authentication and encryption with PKI ■ Data encryption at rest and in transit ■ Kerberos resource access control - HDFS, YARN ■ Table cell level permissions - Accumulo ■ Online snapshot backups ■ No SPoF
  • 29. thanks for listening
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