thansen@15z ~/Projects/Playground/tmp $ java -jar /opt/logstash/logstash-1.1.1-monolithic.jar agent -ve 'output { stdout { debug => true } }'
Read config {"level":"info"}
Start thread {"level":"info"}
Input registered {"plugin":"LogStash::Inputs::Stdin: {\"type\"=>\"stdin\", \"debug\"=>false, \"add_field\"=>{}}","level":"info"}
Output registered {"plugin":"LogStash::Outputs::Stdout: {\"debug\"=>true, \"type\"=>\"\", \"tags\"=>[], \"exclude_tags\"=>[], \"fields\"=>[], \"debug_format\"=>[\"ruby\"]}","level":"info"}
All plugins are started and registered. {"level":"info"}
HELLO WORLD
{"@source"=>"stdin://15z/", "@type"=>"stdin", "@tags"=>[], "@fields"=>{}, "@timestamp"=>"2012-09-07T05:42:10.404000Z", "@source_host"=>"stdin://15z/", "@message"=>"HELLO WORLD"}