Currently Open MPI only supports the checkpointing of the whole
application. There has been some work on uncoordinated checkpointing with
message logging, though I do not know the state of that work with regards
to availability. That work has been undertaken by the University of
Tennessee Knoxville, so maybe they can provide more information.
On Wed, Jan 18, 2012 at 3:24 PM, Rodrigo Oliveira <rsilva.oliveira_at_[hidden]
> I'd like to know if there is a way to checkpoint a specific process
> running under an mpirun call. In other words, is there a function
> CHECKPOINT(rank) in which I can pass the rank of the process I want to
> checkpoint? I do not want to checkpoint the entire application, but just
> one of its processes.
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Postdoctoral Research Associate
Oak Ridge National Laboratory