[Beowulf] How to debug error with Open MPI 3 / Mellanox / Red Hat?

[Gus Correa]

yum groupinfo infiniband

On Thu, May 2, 2019 at 11:44 AM Faraz Hussain <info at feacluster.com> wrote:

> Thanks. Before I go down the path of installing things willy-nilly, is
> there some guide I should be following instead? I obviously have a
> problem with my mellanox drivers combined with "user error"..
>
> So should I be paying Mellanox to help? Or is it a RedHat issue? Or is
> it our harware vendor, HP who should be involved??
>
> Looks like I need support on how to get support :-)
>
>
> Quoting Christopher Samuel <chris at csamuel.org>:
>
> >> root at lustwzb34:/root # systemctl status rdma
> >> Unit rdma.service could not be found.
> >
> > You're missing this RPM then, which might explain a lot:
> >
> > $ rpm -qi rdma-core
> > Name        : rdma-core
> > Version     : 17.2
> > Release     : 3.el7
> > Architecture: x86_64
> > Install Date: Tue 04 Dec 2018 03:58:16 PM AEDT
> > Group       : Unspecified
> > Size        : 107924
> > License     : GPLv2 or BSD
> > Signature   : RSA/SHA256, Tue 13 Nov 2018 01:45:22 AM AEDT, Key ID
> > 24c6a8a7f4a80eb5
> > Source RPM  : rdma-core-17.2-3.el7.src.rpm
> > Build Date  : Wed 31 Oct 2018 07:10:24 AM AEDT
> > Build Host  : x86-01.bsys.centos.org
> > Relocations : (not relocatable)
> > Packager    : CentOS BuildSystem <http://bugs.centos.org>
> > Vendor      : CentOS
> > URL         : https://github.com/linux-rdma/rdma-core
> > Summary     : RDMA core userspace libraries and daemons
> > Description :
> > RDMA core userspace infrastructure and documentation, including
> initscripts,
> > kernel driver-specific modprobe override configs, IPoIB network scripts,
> > dracut rules, and the rdma-ndd utility.
> >
> > --
> >   Chris Samuel  :  http://www.csamuel.org/  :  Berkeley, CA, USA
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>
>
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