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Subject: Re: [OMPI devel] Funny warning message
From: Ralph Castain (rhc_at_[hidden])
Date: 2008-07-28 10:27:51


On Jul 28, 2008, at 8:22 AM, Jeff Squyres wrote:

> I think Lenny is pointing out that "smaller" got changed to
> "bigger", too. :-)
>
> Looking at the test in the code (btl_openib_component.c):
>
> if ((rd_num - rd_low) > rd_win) {
> orte_show_help("help-mpi-btl-openib.txt", "non
> optimal rd_win",
> true, rd_win, rd_num - rd_low);
> }
>
> So the change in the help message is correct -- it is better when
> rd_win is bigger than (rd_num - rd_low).
>
> Ralph -- were you running with a non-default
> btl_openib_receive_queues?
>

Yep...was using a queue layout from Brad that is pretty complex. I was
just pointing out that the warning's stated condition was met, so
either the warning text is wrong or the test that generates it is wrong.

>
>
> On Jul 28, 2008, at 10:17 AM, Adrian Knoth wrote:
>
>> On Mon, Jul 28, 2008 at 05:14:29PM +0300, Lenny Verkhovsky wrote:
>>
>>> -advisable to configure rd_win smaller then (rd_num - rd_low), but
>>> currently
>>> +advisable to configure rd_win bigger then (rd_num - rd_low), but
>>> currently
>> ^ a
>>
>>
>> --
>> Cluster and Metacomputing Working Group
>> Friedrich-Schiller-Universität Jena, Germany
>>
>> private: http://adi.thur.de
>> _______________________________________________
>> devel mailing list
>> devel_at_[hidden]
>> http://www.open-mpi.org/mailman/listinfo.cgi/devel
>
>
> --
> Jeff Squyres
> Cisco Systems
>
>
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