[mvapich-discuss] mvapich libraries error

[Jonathan Perkins]

Thanks for the note.  Hung-sheng Tsao is correct, the messages you're
seeing are from the kernel modules complaining about a mismatch in your
installation.

On Mon, Apr 02, 2012 at 11:07:00AM -0400, Hung-sheng Tsao wrote:
> May be the question is how did you install the Ofed on compute modes
> Some time it update the kernel
> Regards
> 
> Sent from my iPhone
> 
> On Apr 2, 2012, at 8:02 AM, Ursula Winkler <ursula.winkler at uni-graz.at> wrote:
> 
> > Dear Mailinglist-members,
> > 
> > I installed mvapich-1.8 (compiled with Intel Compiler) on a CentOS 6.1 Cluster.  The infiniband software is MLNX_OFED_LINUX-1.5.3-3.0.0.
> > On the master-node everything is ok, but on the clusternodes I get the following error executing "osu_bw" (osu benchmark):
> > 
> > [root at f02 osu_benchmarks]# mpiexec -bootstrap rsh -n 2 ./osu_bw
> > mlx4: There is a mismatch between the kernel and the userspace libraries: Kernel does not support XRC. Exiting.
> > mlx4: There is a mismatch between the kernel and the userspace libraries: Kernel does not support XRC. Exiting.
> > CMA: unable to open RDMA device
> > CMA: unable to open RDMA device
> > 
> > Nevertheless the output of the benchmark is ok, but when testing another testprogramm (cpi.x) then mpiexec just is hanging
> > (without giving any output).
> > 
> > I don't understand the error because on the master-node the same MLNX_OFED is installed and there are no
> > problems. Any ideas?
> > 
> > Thanks,
> > Ursula
> > 
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> 
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-- 
Jonathan Perkins
http://www.cse.ohio-state.edu/~perkinjo