ELK

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ELK = Elastic Search + Logstash + Kibana

https://www.linuxfestnorthwest.org/sites/default/files/slides/Log%20Analysis%20with%20the%20ELK%20Stack.pdf

https://www.logstashbook.com/TheLogstashBook_sample.pdf


Check the Logstash configuration

/opt/logstash/bin/logstash agent -f logstash.conf --configtest

Check if Elasticsearch is running

curl http://localhost:9200/_status?pretty=true

Check to see if Logstash is getting events to Elasticsearch

curl "http://localhost:9200/_search q=type:syslog&pretty=true" 

Add entry in syslog

logger -i "Test message"