Recent versions of ZooKeeper have introduced the following duplicate keys in to the contrib log4j.properties files.
In this file:
and this file:
the following duplicate keys are found:
This was discovered because I've written file validators for most major formats which recurse all my github repos and this was failing my integration tests when pulling ZooKeeper source code. I actually added --exclude and --ignore-duplicate-keys switches to
to work around this and fix my builds for now but just remembered to raise this to you guys.
The validator tools if you're interested can be found at: