Execution stops on superstep 89

2016-11-11 Thread Panagiotis Liakos
I am trying to execute some giraph examples on a large graph and I have noticed that execution stops on superstep 89 (I've tested with PageRank and ShortestPaths). In particular, when I check the status of the tasks I see the following: MASTER_ZOOKEEPER_ONLY - 2 finished out of 2 on superstep 89

Re: Out of core computation fails with KryoException: Buffer underflow

2016-11-11 Thread Denis Dudinski
Hi Hassan, I found the source of problem with KryoException: BufferUnderflow. There is a code snippet In metod org.apache.giraph.ooc.data.DiskBackedPartitionStore#loadInMemoryPartitionData: for (int i = 0; i < numVertices; ++i) { readOutEdges(dataInput, partition); } Variable numV