Hi, For my Giraph program, I write tests similar to those in the Giraph project, using the BspCase base class and the InternalVertexRunner. So the job is executed locally in a sequential fashion. When faced with some problems, I usually set break points and do a step by step debug.
Have a look at the tests, for example o.a.giraph.io.TestEdgeInput 2013/6/3 Nicolas DUGUE <[email protected]> > Hi all, > > I just begin to use Giraph for a few experiments. > And i have a probably really straghtforward problem to solve but I don't > know how to figure out what this problem is. > Indeed, I don't know what is the best way to log events in Giraph. What do > you use ? I've heard about log4j... Is there anything specific to giraph ? > > Thanks a lot, > Nicolas Dugué > -- *JU Han* Software Engineer Intern @ KXEN Inc. UTC - Université de Technologie de Compiègne * **GI06 - Fouille de Données et Décisionnel* +33 0619608888
