Github user mmiklavc commented on the issue:
https://github.com/apache/metron/pull/894
fwiw, this service check also fails in full dev. Git history shows me as
creating the file because I moved the entire directory (5.6.2 name change) as
part of the ES upgrade, but this code hasn't been touched since September 2016
per `git log --follow`. I'm creating another ticket for it.
https://issues.apache.org/jira/browse/METRON-1400---
