[Beowulf] IB problem/using IB diagnostics

[Buccaneer for Hire.]

> It's actually an MPI job (HPL using OpenMPI) which is
> reporting the
> problem.
> 
> The head scratching continues...
>
I had a similar problem earlier in year with some blades.  It was pretty ugly for a while. Most of it was related to firmware on the blades and IB.


      
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