Difference between revisions of "ElasticSearch"
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* '''JAVA 1.7.55+''' | * '''JAVA 1.7.55+''' | ||
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java -version | java -version | ||
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Set your CLUSTER and NODE name. | Set your CLUSTER and NODE name. | ||
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cluster.name: VEHCO # line 33 | cluster.name: VEHCO # line 33 | ||
node.name: "SMARTCARDS" # line 40 | node.name: "SMARTCARDS" # line 40 | ||
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## OR ## | ## OR ## | ||
/etc/init.d/elasticsearch start | /etc/init.d/elasticsearch start | ||
| − | </ | + | </syntaxhighlight> |
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| + | =References= | ||
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| + | * Very good webinar from the ElasticSearch team: http://www.elasticsearch.org/webinars/introduction-to-logstash/?watch=1 | ||
| + | * Official ElasticSearch documentation: http://www.elasticsearch.org | ||
Revision as of 18:26, 17 November 2014
Contents
Requirements
To install and use ELK you need:
- JAVA 1.7.55+
java -versionJava version must be > 1.7.0_55
- Firewall rule
Open the port 9200. See FW input && FW output
ElasticSearch
Installation
Source: http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/setup-repositories.html
- Add ELK repository: see Sources#ELK
- Install application
apt-get install elasticsearch
- Register application as a service
cd /etc/init.d
update-rc.d elasticsearch defaults 95 10
Configuration
Edit the configuration file:
vim /etc/elasticsearch/elasticsearch.yml
Set your CLUSTER and NODE name.
cluster.name: VEHCO # line 33
node.name: "SMARTCARDS" # line 40
Extensions (plugins)
You need to install some extensions (plugins) to get the full power of ElasticSearch.
The following plugin list is the one recommanded by ElasticSearch team into their "introduction to ES" webinar.
cd /usr/share/elasticsearch/
./plugin -install karmi/elasticsearch-paramedic
./plugin -install mobz/elasticsearch-head
./plugin -install royrusso/elasticsearch-HQ
More information about each plugin:
- Paramedic = Simple ElasticSearc overview and real-time data, see: https://github.com/karmi/elasticsearch-paramedic
- Head = Quick cluster overview, see: http://mobz.github.io/elasticsearch-head
- HQ = Overall manager - quite powerful, see http://www.elastichq.org/
You can access the plugins using the /_plugin/ URL:
- http://localhost:9200/_plugin/paramedic/index.html
- http://localhost:9200/_plugin/head/
- http://localhost:9200/_plugin/HQ/
You can search for more plugins on Google or the official ElasticSearch web-site. Checkout http://www.elasticsearch.org/download to get a list of plugins available per official developer.
Start ElasticSearch
service elasticsearch start
## OR ##
/etc/init.d/elasticsearch start
References
- Very good webinar from the ElasticSearch team: http://www.elasticsearch.org/webinars/introduction-to-logstash/?watch=1
- Official ElasticSearch documentation: http://www.elasticsearch.org
TO BE CONTINUED...
user & group "elasticsearch"
>> CONF_DIR=/etc/elasticsearch >> LOG_DIR=/var/log/elasticsearch >> DATA=/var/lib/elasticsearch
