Hi Matias,

Thanks for the response.  

As of a couple of hours ago we are running: 

   libfabric-devel-1.5.3-1.el7.x86_64
   libfabric-1.5.3-1.el7.x86_64

As for the provider, I saw that one but just listed “verbs”.  I’ll go with the 
“verbs;ofi_rxm” going forward.

Regards,

Charlie


> On Jun 14, 2018, at 12:49 PM, Cabral, Matias A <matias.a.cab...@intel.com> 
> wrote:
> 
> Hi Charles, <>
>  
> What version of libfabric do you have installed? To run OMPI using the verbs 
> provider you need to pair it with the ofi_rxm provider. fi_info should list 
> it like:
> …
> provider: verbs;ofi_rxm
> …
>  
> So in your command line you have to specify:
> mpirun -mca pml cm -mca mtl ofi -mca mtl_ofi_provider_include “verbs;ofi_rxm” 
>  ….
>  
> (don’t skip the quotes)
>  

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