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Subject: Re: [netloc-users] Trying Netloc on a small IB cluster
From: Raghu (rajachan_at_[hidden])
Date: 2013-12-06 22:44:13


Thanks for the response, Brice. I ran ibnetdiscover manually, and
here's how the topology file from it looks:
http://pastebin.com/raw.php?i=LiFfv4hD

Raghu

On Fri, Dec 6, 2013 at 3:44 AM, Brice Goglin <Brice.Goglin_at_[hidden]> wrote:
> Also
> How did you gather the ibnetdiscover/ibroute files?
> Did you run the netloc-gather-ib script? Or did you run
> ibnetdiscover/ibroute manually?
> Can you show the contents (filenames only) of the output files?
> Brice
>
>
>
> Le 05/12/2013 18:30, Josh Hursey a écrit :
>
> Raghu,
>
> The probably is likely that the subnet has not been specified. The
> netloc_reader_ib is not terribly user friendly at the moment. We have some
> supporting tools that help make it easier to use. I highlighted the steps
> for another user in the mail linked below:
> http://www.open-mpi.org/community/lists/netloc-devel/2013/11/0005.php
>
> Notice that it does not call netloc_reader_ib explicitly, it is wrapped up
> as part of the netloc-ib-extract-dats script.
>
>
> You will also need to install Jansson (if you have not already) as that is
> how netloc is currently representing the data (it may change in the future,
> but this works well for now). It can be downloaded from:
> http://www.digip.org/jansson/
>
>
> I am currently working on some FAQs to hopefully help answer these types of
> questions in the future. In the mean time feel free to email and we can go
> from there.
>
> Thanks,
> Josh
>
>
>
> On Thu, Dec 5, 2013 at 3:18 PM, Jeff Squyres (jsquyres) <jsquyres_at_[hidden]>
> wrote:
>>
>> Adding netloc-users into the CC; this is the type of feedback we need, and
>> the type of stuff we want to make google-able for others.
>>
>> FYI: Brice did most of the IB work, and he's at a conference this week.
>> So the reply for this may be a little delayed...
>>
>>
>> On Dec 5, 2013, at 2:56 PM, Raghu <rajachan_at_[hidden]> wrote:
>>
>> > Hi Josh, Jeff,
>> >
>> > I am trying out netloc (the master branch) on a small IB cluster
>> > (which I have sudo access to). I got stuff built fine, but when I try
>> > to generate the .ndat files, I am getting this:
>> >
>> > Output Directory : /home/rajachan/netloc/install/bin/output/
>> > Subnet : unknown
>> > ibnetdiscover File : /home/rajachan/netloc/install/bin/ibnetdata
>> > ibroutes Directory : None Specified
>> > Status: Querying the ibnetdiscover data for subnet unknown...
>> > Error: Invalid network type provided
>> > Error: Failed to create a new data file
>> >
>> > Here's how I am running the reader : ./netloc_reader_ib -o
>> > /home/rajachan/netloc/install/bin/output/ -f
>> > /home/rajachan/netloc/install/bin/ibnetdata
>> >
>> > Do you guys see any glaring config mistake from my end?
>> >
>> > Raghu
>>
>>
>> --
>> Jeff Squyres
>> jsquyres_at_[hidden]
>> For corporate legal information go to:
>> http://www.cisco.com/web/about/doing_business/legal/cri/
>>
>> _______________________________________________
>> netloc-users mailing list
>> netloc-users_at_[hidden]
>> http://www.open-mpi.org/mailman/listinfo.cgi/netloc-users
>
>
>
>
> --
> Joshua Hursey
> Assistant Professor of Computer Science
> University of Wisconsin-La Crosse
> http://cs.uwlax.edu/~jjhursey
>
>
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