Distributed Caches and Storages - presentation
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Introduction into caches, NoSQL and In-Memory Data Grid systems presented at Lifestreet Media Meetup in Moscow, 11 Jul 2012. Classification attempt is mate according to their type, theoretical origin and CAP compliance.
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Distributed Caches and Storages - presentation
- 1. DISTRIBUTED CACHES & STORAGES INTRODUCTION & CLASSIFICATION Max Alexejev 11/07/2012 Moscow Big Systems/Big Data
- 2. About me • 10 years experience in Java development • Recently – In-Memory Data Grids consultant on various projects in Silicon Valley, USA • Now – Tech Lead at one of invested startups in Moscow • Specialized in distributed systems design, Java performance and GC tuning, caching and data grids Friend of LifeStreet Media
- 3. Lots of products in the wild Memcached Cassandra GemStone Hazelcast GemFire Riak Redis HBase Oracle Coherence Infinispan Voldemort Tokyo Kabinet CouchDB MongoDB EhCache Neo4j …
- 4. How to classify? Type Origin CAP relation
- 5. By Type Legacy and RDBMS Key Value NoSQL IMDG GIS Exotics No, not this time Memcached, Explanation Computational- Generic EhCache follows… or Data- Coherence, GemFire, GridGain …
- 6. NoSQL – so, “Not Only” or “Not”? NoSQL Column-based: KV+ Document-oriented: HBase, Riak, CouchDB, Graph Cassandra, Redis, MongoDB SimpleDB LevelDB Full-featured: Simplified: Neo4J FlockDB
- 7. Origins: The famous PDFs Amazon Dynamo Paper • allthingsdistributed.com/files/amazon-dynamo-sosp2007.pdf Google BigTable Paper • research.google.com/archive/bigtable-osdi06.pdf Zookeeper distributed protocol • research.yahoo.com/files/ladis08.pdf (Zab protocol)
- 8. CAP properties breakdown CP-class: CA-class: All BigTable-based Consistency RDBMS, (BigTable, IMDG HyperTable, Hbase, LevelDB) MongoDB, Redis, MemcacheDb Partition Availability Tolerance AP-class: All Dynamo-based (DynamoDB, Cassandra, Voldemort, Riak), CouchDB, SimpleDB, Tokyo Kabinet, Odnoklassniki’s distr. cache
- 9. Let’s use it right now for our brand-new startup!!! ACID guarantees & Transactions? Data distribution & replication? Durability support? Ad-hoc queries? Operations-friendly? Active community? Additional risk management involved.
- 10. QUESTIONS? AND CONTACTS HTTP://MAKSIMALEKSEEV.MOIKRUG.RU/ HTTP://RU.LINKEDIN.COM/PUB/MAX-ALEXEJEV/51/820/AB9 MALEXEJEV@GMAIL.COM SKYPE: MALEXEJEV
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