From: Norman Geist (norman.geist_at_uni-greifswald.de)
Date: Tue May 29 2012 - 00:59:55 CDT
that is what we were honestly expecting. So now we know, that the different
namd binaries are not compatible to run them together in parallel.
> -----Ursprüngliche Nachricht-----
> Von: Benjamin Merget [mailto:benjamin.merget_at_uni-wuerzburg.de]
> Gesendet: Sonntag, 27. Mai 2012 16:05
> An: Norman Geist
> Cc: Namd Mailing List
> Betreff: Re: AW: namd-l: Simultaneous calculation on CPU-only nodes and
> CPU/GPU node (with or without rCUDA)
> Hi Norman,
> Thanks for your reply! Unfortunately, I couldn't get it running the way
> you suggested. I tried it with the ibverbs-smp-CUDA binaries and got
> following errors:
> Charmrun> error 93620 attaching to node:
> Socket closed before recv.
> My own MPI-version was not working either, since its charmrun works
> I tried another approach, which was installing the CUDA and non-CUDA
> versions locally to the nodes in the same paths. So that the different
> versions are executed by mpiexec on the different nodes (which is
> basically what we tried before, but now via MPI, I suppose...).
> Unfortunately, this wasn't working either. Here, the program crashed
> with the error
> Unknown compute type in ComputeMgr::createCompute()
> for each process which was supposed to run on the CPU node.
> I didn't think that my problem was something so exotic...
> I always imagined this to be a pretty standard task.
> Do you have any other suggestions?
> Thanks very much,
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