[ofa-general] MPI IB Errors

[Tziporet Koren]

John Leidel wrote:
> All, in adding two new blade centers full of machines to my existing 
> cluster install, I'm getting the following errors in trying to run MPI 
> jobs over MVAPICH ::
>
> libibverbs: Fatal: no infiniband class devices found.
> No IB device found
>
>
Please send the output of lspci -v for the IB card.

Also - to see which kernel modules are loaded please run: lsmod | grep ib

If you have OFED installed on the system you can find the prefix running 
the script: /etc/infiniband/info

The binaries are installed under <prefix>/bin

Tziporet