We don't have anything similar in OMPI. There are fault tolerance modes, but not like the one you describe.
On Sep 12, 2011, at 5:52 PM, Rob Stewart wrote:
> Hi,
>
> I have implemented a simple fault tolerant ping pong C program with MPI, here: http://pastebin.com/7mtmQH2q
>
> MPICH2 offers a parameter with mpiexec:
> $ mpiexec -disable-auto-cleanup
>
> .. as described here: http://trac.mcs.anl.gov/projects/mpich2/ticket/1421
>
> It is fault tolerant in the respect that, when I ssh to one of the nodes in the hosts file, and kill the relevant process, the MPI job is not terminated. Simply, the ping will not prompt a pong from the dead node, but the ping-pong runs forever on the remaining live nodes.
>
> Is such an feature available for openMPI, either via mpiexec or some other means?
>
>
> --
> Rob Stewart
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