Cannot handle multiline input from filebeats in logstash with grok

I am new with logstash and I have the following multiline input in logstash from filebeats: "message":"[step info]\nstep: 3\ngrammar name: grammar1\n ...

Logstash elapsed filter

I am trying to use the elapsed.rb filter in the ELK stack and cant seem to figure it out. I am not very familiar with grok and I believe that is where ...

groc javascript documentor - arguments to document all subdirectories

Using the node.js npm package what is the command (osx bash $ groc) to create documentation for files in path/to/thisDirectory and all subdirectories? ...