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On Jan 22, 2007, at 9:48 AM, Ralph H Castain wrote:
> On 1/22/07 9:39 AM, "Greg Watson" <gwatson_at_[hidden]> wrote:
>> I tried adding '-mca btl ^sm -mca mpi_preconnect_all 1' to the mpirun
>> command line but it still fails with identical error messages.
>> I don't understand the issue with allocating nodes under bproc. Older
>> versions of OMPI have always just queried bproc for the nodes that
>> have permissions set so I can execute on them. I've never had to
>> allocate any nodes using a hostfile or any other mechanism. Are you
>> saying that this no longer works?
> Turned out that mode of operation was a "bug" that caused all kinds of
> problems in production environments - that's been fixed for quite
> some time.
> So, yes - you do have to get an official "allocation" of some kind.
> Even the
> changes I mentioned wouldn't remove that requirement in the way you
BTW, there's no requirement for a bproc system to employ a job
scheduler. So in my view OMPI is "broken" for bproc systems if it
imposes such a requirement.