Logs from UPS are not searchable at the moment:

code
FINE [NotificationDispatcher] Some message
code

I suggest to use fully-qualified names here:

{{code}
FINE [org.jboss.aerogear.unifiedpush.message.NotificationDispatcher] Some message
code

See: https://github.com/aerogear/aerogear-unifiedpush-server/blob/1.1.0-beta.4/model/api/src/main/java/org/jboss/aerogear/unifiedpush/utils/AeroGearLogger.java#L40