Matias --
Sweet! PR's against ompi-www would be greatly appreciated.
I wrote this wiki page a long time ago on how to write a good FAQ entry:
https://github.com/open-mpi/ompi/wiki/OMPIFAQEntries
> On Jun 14, 2018, at 1:14 PM, Cabral, Matias A <matias.a.cab...@intel.com>
> wrote:
>
> Hey Jeff,
>
> I will help with the OFI part.
>
> Thanks,
> _MAC
>
> -----Original Message-----
> From: users [mailto:users-boun...@lists.open-mpi.org] On Behalf Of Jeff
> Squyres (jsquyres) via users
> Sent: Thursday, June 14, 2018 12:50 PM
> To: Open MPI User's List <users@lists.open-mpi.org>
> Cc: Jeff Squyres (jsquyres) <jsquy...@cisco.com>
> Subject: Re: [OMPI users] A couple of general questions
>
> Yeah, keeping the documentation / FAQ up to date is... difficult. :-(
>
> We could definitely use some help with that.
>
> Does anyone have some cycles to help update our FAQ, perchance?
>
>
>> On Jun 14, 2018, at 11:08 AM, Charles A Taylor <chas...@ufl.edu> wrote:
>>
>> Thank you, Jeff.
>>
>> The ofi MTL with the verbs provider seems to be working well at the moment.
>> I’ll need to let it run a day or so before I know whether we can avoid the
>> deadlocks experienced with the straight openib BTL.
>>
>> I’ve also built-in UCX support so I’ll be trying that next.
>>
>> Again, thanks for the response.
>>
>> Oh, before I forget and I hope this doesn’t sound snarky, but how does the
>> community find out that things like UCX and libfabric exist as well as how
>> to use them when the FAQs on open-mpi.org don’t have much information beyond
>> the now ancient 1.8 series? Afterall, this is hardly your typical
>> “mpiexec” command line…
>>
>> mpirun -mca pml cm -mca mtl ofi -mca mtl_ofi_provider_include
>> “verbs;ofi_rxm ...” ,
>>
>> if you get my drift. Even google doesn’t seem to know all that much about
>> these things. I’m feeling more than a little ignorant these days. :)
>>
>> Thanks to all for the responses. It has been a huge help.
>>
>> Charlie
>>
>>> On Jun 14, 2018, at 1:18 PM, Jeff Squyres (jsquyres) via users
>>> <users@lists.open-mpi.org> wrote:
>>>
>>> Charles --
>>>
>>> It may have gotten lost in the middle of this thread, but the
>>> vendor-recommended way of running on InfiniBand these days is with UCX.
>>> I.e., install OpenUCX and use one of the UCX transports in Open MPI.
>>> Unless you have special requirements, you should likely give this a try and
>>> see if it works for you.
>>>
>>> The libfabric / verbs combo *may* work, but I don't know how robust the
>>> verbs libfabric support was in the v1.5 release series.
>>
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>
>
> --
> Jeff Squyres
> jsquy...@cisco.com
>
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--
Jeff Squyres
jsquy...@cisco.com
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