Used to be that you could put default MCA settings in
OMPI_ROOT/etc/openmpi-mca-params.conf.
btl_openib_allow_ib=1
You could try that.
-- bennet
On Mon, Jan 7, 2019 at 8:16 AM Udayanga Wickramasinghe <uswic...@iu.edu> wrote:
>
> Hi Salim,
> Thank you. Yeah, I noticed warnings would vanish by turning on
> btl_openib_allow_ib -- but since this is quite annoying I am wondering if
> there is any other way to suppress this by configuration.
>
> Best,
> Udayanga
>
> On Mon, Jan 7, 2019 at 7:33 AM Salim Jamal-Eddine
> <salim.jamal-edd...@lau.edu.lb> wrote:
>>
>> Hi Udayanga,
>>
>>
>>
>> I had the same issue, the default behavior of OpenMpi4.0.0 is to use UCX..
>> add “–mca btl_openib_allow_ib 1” and everything should be fine.
>>
>>
>>
>> Regards,
>>
>>
>>
>>
>>
>> Salim Jamal-Eddine
>>
>> Lead Engineering Labs Supervisor
>> Industrial & Mechanical Engineering Department, Byblos Campus
>> School of Engineering
>>
>> Office: +961 1 786456 ext. 2899
>>
>> f
>>
>> SOE
>>
>>
>>
>> Beirut | Byblos | New York
>>
>> f
>>
>> in
>>
>> t
>>
>> ig
>>
>> ________________________________
>>
>>
>>
>> From: users <users-boun...@lists.open-mpi.org> On Behalf Of Udayanga
>> Wickramasinghe
>> Sent: Monday, January 07, 2019 1:03 PM
>> To: Open MPI Users <us...@open-mpi.org>
>> Cc: Open MPI Users <users@lists.open-mpi.org>
>> Subject: [OMPI users] A strange warning on Cray XC with Opemmpi-4.00
>>
>>
>>
>> Hi,
>>
>> I upgraded my open-mpi version to 4.00 on a Cray Aries cluster (GNI/uGNI).
>> Every time I run mpi, I get the following warning. Is there any way to
>> suppress this message? I am not seeing this in 3.1.3 version of open-mpi.
>> Any idea why openfabrics device is getting initialized when cray GNI
>> transport is actively used? (i.e. looks like it is related to UCX, but I
>> assume this could potentially be a configuration issue even though GNI
>> transport/btl seems to get detected correctly and works by default without
>> any explicit --mca parameters)
>>
>>
>>
>>
>>
>> By default, for Open MPI 4.0 and later, infiniband ports on a device
>>
>> are not used by default. The intent is to use UCX for these devices.
>>
>> You can override this policy by setting the btl_openib_allow_ib MCA parameter
>>
>> to true.
>>
>>
>>
>> Local host: nid00301
>>
>> Local adapter: ibgni
>>
>> Local port: 1
>>
>>
>>
>> --------------------------------------------------------------------------
>>
>> --------------------------------------------------------------------------
>>
>> WARNING: There was an error initializing an OpenFabrics device.
>>
>>
>>
>> Local host: nid00300
>>
>> Local device: ibgni
>>
>>
>>
>> ... [program output]
>>
>> ... [program output]
>>
>> ...
>>
>>
>>
>> [login1:02032] 3 more processes have sent help message
>> help-mpi-btl-openib.txt / ib port not selected
>>
>> [login1:02032] Set MCA parameter "orte_base_help_aggregate" to 0 to see all
>> help / error messages
>>
>> [login1:02032] 3 more processes have sent help message
>> help-mpi-btl-openib.txt / error in device init
>>
>>
>>
>> Thanks,
>> Udayanga
>>
>>
>>
>> _______________________________________________
>> users mailing list
>> users@lists.open-mpi.org
>> https://lists.open-mpi.org/mailman/listinfo/users
>
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