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Subject: Re: [OMPI users] mpiexec option for node failure
From: Reuti (reuti_at_[hidden])
Date: 2011-09-13 04:38:42

Am 13.09.2011 um 02:43 schrieb Ralph Castain:

> We don't have anything similar in OMPI. There are fault tolerance modes, but not like the one you describe.

You can join mpi3-ft at, there is also an archive which covers fault tolerance.

I was pointed to it here

-- Reuti

> 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:
>> MPICH2 offers a parameter with mpiexec:
>> $ mpiexec -disable-auto-cleanup
>> .. as described here:
>> 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
>> _______________________________________________
>> users mailing list
>> users_at_[hidden]
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