Re: [OMPI users] segmentation fault with java MPI

2016-01-25 Thread Marko Blatzheim
ot; Betreff: Re: [OMPI users] segmentation fault with java MPI Marko, i wrote a test program based on your code snippet and it works for me. could you please : - post a standalone test case that is ready to be compiled and ran - which version of OpenMPI are you using ? - which JVM are you using ? (v

[OMPI users] segmentation fault with java MPI

2016-01-24 Thread Marko Blatzheim
Hi, I want to load a saved object using java mpi. Without MPI there is no problem in reading the file and casting it to the correct type. I tried to open the file as a byte array and convert this to an object. I checked that all bytes are read correctly. Here I have an example where the saved

[OMPI users] RMA operations with java buffers

2016-01-13 Thread Marko Blatzheim
Hello,   I work with the java open mpi version and I want to send byte arrays with the mpi get function. The window provides a large buffer containing the array values and a single call of get should provide the process with a small part of that buffer but not necessarily starting at position 0 b