1. version
- 1.4.2
2. Error
- LoadError: Could not load FFI Provider: (NotImplementedError) FFI not available: null
3. Solution
- cd logstash-1.4.2/bin
- vim logstash.lib.sh
- add 'JAVA_OPTS="$JAVA_OPTS -Djava.io.tmpdir=/path/to/somewhere"
- mkdir /path/to/somewhere
- start logstash
