Not at the moment - at least, not integrated into OMPI at this time. We used to 
have sensors for such purposes in the OMPI code itself, but they weren’t used 
and so we removed them.

The resource manager generally does keep track of such things - see for example 
ORCM:

https://github.com/open-mpi/orcm/wiki <https://github.com/open-mpi/orcm/wiki>

Some of us are working on an extended version of PMI (called PMIx) that will 
include support for requesting such info from the resource manager in its 
upcoming version 2.0 release (sometime this summer). So that might help, and 
would be portable across environments.

https://github.com/open-mpi/pmix/wiki <https://github.com/open-mpi/pmix/wiki>


> On Mar 17, 2015, at 7:38 AM, etcamargo <etcama...@inf.ufpr.br> wrote:
> 
> Hi, All
> 
> I would like to know if there is a (MPI) tool for monitoring the status of a 
> processor (and your cores) at runtime, i.e., while I am running a MPI 
> application.
> 
> Let's suppose that some physical processors become overloaded while a MPI 
> application is running. I am looking for a way to know which are the "busy" 
> or the "slow" processors.
> 
> Thanks in advance!
> 
> Edson
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