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Subject: Re: [MTT devel] visual reports for mtt
From: Mike Dubman (mike.ompi_at_[hidden])
Date: 2009-02-27 07:59:08


Hello guys,

Using MapReduce or any other in-memory DB techque sounds cool and should
provide fast access to all perfomance data.
Here is a wiki page with some ideas for mtt addons:
https://svn.open-mpi.org/trac/mtt/wiki/MttNewFeaturesIdeas

regards

Mike

On Wed, Feb 25, 2009 at 6:47 PM, Jeff Squyres <jsquyres_at_[hidden]> wrote:

> Just to bring the info to the list...
>
> There have been some off list e-mails and some in-person discussions about
> a fascinating idea that looks promising here.
>
> How about moving the MTT data store to the Google Apps Engine/datastore?
> See here:
>
> http://code.google.com/appengine/docs/whatisgoogleappengine.html
>
> Josh looked at this about a year ago and thought that there would be some
> interesting possibilities here, but never had the cycles to follow up on it.
> Specifically: if we move all the MTT data from a postgres DB to the Google
> Apps datastore, we might have a highly scalable mechanism for queries, and
> therefore be able to do much more interesting kinds of queries (right now,
> we're fairly limited in our queries because of memory and CPU restrictions
> via Apache/PHP/jpgraph/etc., and also because www.open-mpi.org is used for
> other server purposes). So moving the data to the Google Apps datastore
> *could* give us a better underlying platform.
>
> A further thought is that perhaps we should roll up all the pending ideas
> we have for MTT (and there are a lot of them ;-) -- to include the one
> described above) and apply for a Google Summer of Code student.
>
> http://code.google.com/soc/
>
> GSoC applications can be submitted March 9-13 2009. This sounds like it
> could be a winner...
>
> Want to start a wiki page with a list of GSoC ideas?
>
>
>
>
> On Feb 24, 2009, at 5:06 PM, Jeff Squyres (jsquyres) wrote:
>
> On Feb 24, 2009, at 4:49 PM, Josh Hursey wrote:
>>
>> >> Should we allow direct postgres connections (across the internet)
>> >> to specific OMPI organizations who want/need it?
>> >
>> > It is possible that we could allow read-only access to specific
>> > organizations. I would be extremely careful about granting write
>> > access.
>>
>> Agreed; I think we should only allow read-only to specific IP addresses.
>>
>> It sounds like this *might* solve some of the issues (assuming they
>> want to take the time to figure out the schema). Should we explore
>> this possibility?
>>
>> (the SQL schemas are in the MTT SVN repo, if you didn't know that
>> already)
>>
>> --
>> Jeff Squyres
>> Cisco Systems
>>
>> _______________________________________________
>> mtt-devel mailing list
>> mtt-devel_at_[hidden]
>> http://www.open-mpi.org/mailman/listinfo.cgi/mtt-devel
>>
>
>
> --
> Jeff Squyres
> Cisco Systems
>
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