Re: [OMPI devel] MPI Forum question?

2010-05-01 Thread N.M. Maclaren
On Apr 30 2010, Ralph Castain wrote: Guess this has been too upsetting a question - I'll work off-list with the other developers to determine an appropriate OMPI behavior. I have responded to Ralph Castain by Email, but I need to correct the implication in the above. What OpenMPI chooses to

Re: [OMPI devel] System V Shared Memory for Open MPI: Request for Community Input and Testing

2010-05-01 Thread Samuel K. Gutierrez
Hi Ethan, Sorry about the lag. As far as I can tell, calling shmctl IPC_RMID is immediately destroying the shared memory segment even though there is at least one process attached to it. This is interesting and confusing because Solaris 10's behavior description of shmctl IPC_RMID is similar to