I wanted to log from a log4j process through to Logstash, and have the logging stored in Elastic search. This can be done using the code at https://github.com/logstash/log4j-jsonevent-layout

To make things easy for my test, I put the source code for net.logstash.log4j.JSONEventLayoutV1 and net.logstash.log4j.data.HostData into my source tree.

I then …

I wanted to have a play with LogStash to see if it would help with analysing log files. I first followed the instructions at http://logstash.net/docs/1.4.2/tutorials/getting-started-with-logstash, which covers settings up logstash, running elastic search and logging events to it.

• Elastic search is a data store
• Logstash is the process by …