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Subject: Re: [hwloc-users] hwloc problem on SGI machine
From: Brice Goglin (Brice.Goglin_at_[hidden])
Date: 2014-01-10 18:54:23


Le 11/01/2014 00:27, Jeff Squyres (jsquyres) a écrit :
> Jeff Becker (CC'ed) reported to me a failure with hwloc 1.7.2 (in OMPI trunk). I had him verify this with a standalone hwloc 1.7.2, and then had him try standalone hwloc 1.8 as well -- all got the same failure.
>
> Here's what he's seeing in 1.7.2:
>
> $ lstopo
> Different OS indexes
> lstopo: topology-linux.c:2731: look_sysfsnode: Assertion `node == res_obj' failed.
> Aborted (core dumped)
>
> In 1.8, the issue is the same, but a different line number (2741).
>
> It's an SGI x86_64 server, running SLES 11.
>
> Is this an hwloc issue, or a hardware issue?
>

SGI machines are usually good at reporting topology info, and good at
creating large use cases that we did never test earlier, so could be a
hwloc problem :) Can you run "hwloc-gather-topology sgi" and then the
resulting sgi.tar.bz2 ?

thanks
Brice