Michael Skarum: ElasticSearch, Mjølner 12.08.15

Why elasticsearch?

Michael Skarum

Michael Skarum 

Independent software developer, architect and consultant.

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Mostly doing system integrations and backends for web/apps

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Migrating from FAST to Elasticsearch

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http://skarum.net

You know, for search‌

Cluster & nodes Node 5 Node 4

Node 1 Node 3

Node 2

Features Geo search Aggregations Language analyzers

Is it webscale?

Open source

Elastic 

200+ employees

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23 countries

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18 time zone

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30 languages

For - You Know, More Than Search

MARVEL

Clojure

Cold Fusion

Erlang

Go

Groovy

Haskell

Java

JavaScript

.NET

OCaml

Perl

PHP

Python

R

Ruby

Scala

Smalltalk

Vert.x

The ELK stack

Search engine – not a datastore

Fast and lock-free Not ACID Refeeding

Dynamic – not schema less 

curl -XPUT 'localhost:9200/index/document/1' -d '{ "a" : "b" }'

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curl -XPUT 'localhost:9200/index/document/2' -d '{ "a" : 1 }‘

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curl -XPUT 'localhost:9200/index/document/2' -d '{ "a" : 1 }'

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curl -XPUT 'localhost:9200/index/document/1' -d '{ "a" : "b" }'

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Dynamic – not schema less

Alias

Index_1

Index_2

But what about the not so great stuff? 

Security

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Operations and management

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It’s not a primary data source

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Elastic support only for Found and self hosted

Why are developers so happy? 

Developer friendly REST API

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Developer friendly server setup

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Scales extremely well

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Great community

Some links 

https://www.elastic.co

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https://www.elastic.co/guide/en/elasticsearch/guide

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https://github.com/elastic/elasticsearch

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http://stackoverflow.com/questions/tagged/elasticsearch

?

Michael Skarum 

T: +45 20 40 64 80

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E: michael@skarum.net

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W: skarum.net

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https://dk.linkedin.com/in/skarum