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Subject: Re: [OMPI users] openmpi 1.6.3 fails to identify local host if its IP is 127.0.1.1
From: Riccardo Murri (riccardo.murri_at_[hidden])
Date: 2013-06-19 16:14:27


On 19 June 2013 20:42, Reuti <reuti_at_[hidden]> wrote:
> Am 19.06.2013 um 19:43 schrieb Riccardo Murri <riccardo.murri_at_[hidden]>:
>
>> On 19 June 2013 16:01, Ralph Castain <rhc_at_[hidden]> wrote:
>>> How is OMPI picking up this hostfile? It isn't being specified on the cmd line - are you running under some resource manager?
>>
>> Via the environment variable `OMPI_MCA_orte_default_hostfile`.
>>
>> We're running under SGE, but disable the OMPI/SGE integration (rather
>
> It's disabled by default, you would have to activate it during `configure` of Open MPI.

It's enabled but (IIRC) the problem is that OpenMPI detects the
presence of SGE from some environment variable, which, in our version
of SGE, simply isn't there.

I can dig up the details if you're interested.

Regards,
Riccardo