New Mpiexec release?

Joshua Bernstein jbernstein at penguincomputing.com
Tue Feb 12 18:55:23 EST 2008



Pete Wyckoff wrote:
> jbernstein at penguincomputing.com wrote on Tue, 12 Feb 2008 14:29 -0800:
>> 	I was going to write this to you directly but I figured the list would be 
>> probably be a better venue.
>>
>> 	I wanted to know what your plans were around releasing a new version of 
>> mpiexec that includes that patch for MVAPICH >= 0.9.9.
>>
>> 	Personally, I'd feel more comfortable using a released version
>> of mpiexec in our product versus something I check out of SVN. Thoughts?
>>
>> 	If the release is an issue of testing or QA, I know my group at Penguin 
>> could provide some personal resources to do the testing.
> 
> You're right, a release is way overdue.
> 
> I have tentative plans for the end of February to match
> with some related Infiniband releases, as suggested by
> Frank Mietke:
> 
>     http://email.osc.edu/pipermail/mpiexec/2008/000911.html
> 
> This would add support for 0.9.9 and 1.0beta (or not so beta by
> then).

Well I don't image us to ship our release by the end of February, either 
but I need to get the mpiexec tied in before then. I guess really the 
sooner the better.

Worst case, I'll have to take the patch and just apply it to the older 
mpiexec release. Are the changes self contained in a patch someplace?

> For testing, I tend to compile and do "./runtests.pl" on all the
> machines and MPIs I can get my hands on.  If you have some recent
> mvapich on your machines and would be willing to test lastest
> SVN, I'll take that as a push to just go release the dang thing
> already.

I think we are going to use MVAPICH 0.9.9. I'm not sure really want 1.0 
will buy us.

Sure! In that case I'll pull down the latest SVN and give it a go. I'm 
hearing rumors I'll get access to a few hundred nodes here shortly.

-Joshua Bernstein
Software Engineer
Penguin Computing


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