If Bigdata gets an ArbitraryLengthPropertyPath operator, it ignores a set query timeout and runs into an OutOfMemory Error instead.
This happens for a query like:
The problem is discussed in this thread: http://sourceforge.net/p/bigdata/discussion/676946/thread/0df3c970/
I got aware of this problem because the service http://sparqles.okfn.org/endpoint/http%3A%2F%2Flod.b3kat.de%2Fsparql shows no SPARQL compatibility at all. It regularly kills our 2 Bigdata instances every sunday morning by checking various SPARQL Features. I assume, after the crash, it gets no response any more and indicates all features are not working.