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Subject: Re: [hwloc-devel] BGQ empty topology with MPI
From: Daniel Ibanez (dan.a.ibanez_at_[hidden])
Date: 2012-03-21 16:08:14


Nevermind. Topology is still empty with this flag.
Ran the wrong test.

On Wed, Mar 21, 2012 at 3:54 PM, Daniel Ibanez <dan.a.ibanez_at_[hidden]>wrote:

> This is fixed by setting
>
> HWLOC_TOPOLOGY_FLAG_WHOLE_SYSTEM
>
> One of the topology pruning functions disabled by this flag
> must have been causing the problem.
> Again, this only happens when MPI calls are made alongside hwloc calls.
>
>
> On Wed, Mar 21, 2012 at 10:17 AM, Daniel Ibanez <dan.a.ibanez_at_[hidden]>wrote:
>
>> Chris: the compute nodes run CNK
>>
>>
>> On Wed, Mar 21, 2012 at 10:08 AM, Daniel Ibanez <dan.a.ibanez_at_[hidden]>wrote:
>>
>>> Attached is the stderr and stdout from lstopo compiled as you said.
>>> I can't run hwloc-gather-topology.sh on the compute nodes
>>> since its a script, but I can run it on the front end node.
>>>
>>>
>>> On Wed, Mar 21, 2012 at 3:36 AM, Samuel Thibault <
>>> samuel.thibault_at_[hidden]> wrote:
>>>
>>>> Daniel Ibanez, le Wed 21 Mar 2012 03:37:25 +0100, a écrit :
>>>> > Please let me know if theres a hint of what could be causing it,
>>>> > where to post, and what info to provide.
>>>>
>>>> This is already the proper list.
>>>>
>>>> Please attach the output of lstopo after having given the --enable-debug
>>>> option to ./configure and rebuilt completely, to get debugging
>>>> output. Also attach the /proc + /sys tarball generated by the installed
>>>> script hwloc-gather-topology.sh.
>>>>
>>>> Samuel
>>>>
>>>
>>>
>>>
>>> --
>>>
>>> Dan Ibanez
>>>
>>
>>
>>
>> --
>>
>> Dan Ibanez
>>
>
>
>
> --
>
> Dan Ibanez
>

-- 
Dan Ibanez