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Subject: Re: [OMPI users] -hostfile ignored in 1.6.1 / SGE integration broken
From: Reuti (reuti_at_[hidden])
Date: 2012-09-03 17:40:13


Hi Ralph,

Am 03.09.2012 um 23:34 schrieb Ralph Castain:

>
> On Sep 3, 2012, at 2:12 PM, Reuti <reuti_at_[hidden]> wrote:
>
>> Hi all,
>>
>> I just compiled Open MPI 1.6.1 and before digging any deeper: does anyone else notice, that the command:
>>
>> $ mpiexec -n 4 -machinefile mymachines ./mpihello
>>
>> will ignore the argument "-machinefile mymachines" and use the file "openmpi-default-hostfile" instead all the time?
>
> Try setting "-mca orte_default_hostfile mymachines" instead.

Is this a known bug and will be fixed or is this the new syntax?

>> ==
>>
>> SGE issue
>>
>> I usually don't install new versions instantly, so I only noticed right now, that in 1.4.5 I get a wrong allocation inside SGE (always one process less than requested with `qsub -pe orted N ...`. This I tried only, as with 1.6.1 I get:
>>
>> --------------------------------------------------------------------------
>> There are no nodes allocated to this job.
>> --------------------------------------------------------------------------
>>
>> all the time.
>
> Weird - I'm not sure I understand what you are saying. Is this happening with 1.6.1 as well? Or just with 1.4.5?

1.6.1 = no nodes allocated
1.4.5 = one process less than requested
1.4.1 = works as it should

-- Reuti

>
>>
>> ==
>>
>> I configured with:
>>
>> ./configure --prefix=$HOME/local/... --enable-static --disable-shared --with-sge
>>
>> and adjusted my PATHs accordingly (at least: I hope so).
>>
>> -- Reuti
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>
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