One possible solution is to split arrays in small bits, e.g. only 1000 or 10000 elements being sent/received, and catenate messages to rebuild original array. I attach example implementations for Reduce, Send and Recv calls (file: mpi_split-blocks.txt).
** Attachment added: "mpi-split-blocks.txt" http://launchpadlibrarian.net/38623209/mpi-split-blocks.txt -- Segmentation fault while sending large arrays https://bugs.launchpad.net/bugs/231062 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs