[Mochi-devel] running mochi examples

[Abid Malik]

Thanks, Rob.
I tried both login and compute nodes ( through interactive mode). I feel
that there is something wrong in my environment. I am talking to the IT
help people and will get back to you.

Abid

On Tue, Nov 12, 2019 at 3:33 PM Latham, Robert J. <robl at mcs.anl.gov> wrote:

> On Tue, 2019-11-12 at 13:42 +0000, Carns, Philip H. via mochi-devel
> wrote:
> > Hi Abid,
> >
> > It still sounds like your libfabric build does not include the verbs
> > and rxm providers.  If you want to confirm this, then load the
> > libfabric package and (on a compute node, within a job script) run
> > "fi_info" and save the output.
>
> OH! Abid, are you running from the login nodes?  that's not going to
> work.
>
> A more succint way to get the information Phil requested: 'fi_info -l'
> will list the providers it knows:
>
> Here's the output from the summit login node:
>
> % fi_info -l
> ofi_rxm:
>     version: 1.0
> shm:
>     version: 1.1
> ofi_perf_hook:
>     version: 1.0
> ofi_noop_hook:
>     version: 1.0
> ofi_mrail:
>     version: 1.0
>
> Summit login node doesn't have any infiband cards, so it does not
> advertise the infiniband (verbs) provider.
>
> But how about from a compute node?  Here's what I see:
>
> % bsub -W 0:10 -nnodes 2 -P CSC332 -Is /bin/bash
> Job <732804> is submitted to default queue <batch>.
> <<Waiting for dispatch ...>>
> <<Starting on batch1>>
> robl at batch1:$ fi_info -l
> verbs:
>     version: 1.0
> ofi_rxm:
>     version: 1.0
> shm:
>     version: 1.1
> ofi_perf_hook:
>     version: 1.0
> ofi_noop_hook:
>     version: 1.0
> ofi_mrail:
>     version: 1.0
>
> The rest of Phil's message is spot-on -- if you don't see 'verbs' from
> the compute node, you'll have to rebuild libfabric.
>
>
> ==rob
>
>

-- 
Abid M. Malik
******************************************************
"I have learned silence from the talkative, toleration from the intolerant,
and kindness from the unkind"---Gibran
"Success is not for the chosen few, but for the few who choose" --- John
Maxwell
"Being a good person does not depend on your religion or status in life,
your race or skin color, political views or culture. IT DEPENDS ON HOW GOOD
YOU TREAT OTHERS"--- Abid
"The Universe is talking to us, and the language of the Universe is
mathematics."----Abid
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