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Subject: Re: [OMPI devel] Direct routed module
From: George Bosilca (bosilca_at_[hidden])
Date: 2008-10-22 14:33:32


Youpiiiiiii!

  george.

On Oct 21, 2008, at 4:53 PM, Ralph Castain wrote:

> Hello all
>
> I am working on adding a new radix tree routed module and am
> simultaneously doing a little streamlining to the overall routed-
> related code for scalability. One thing that would help cleanup
> several areas of the code base would be to finally dump the "direct"
> routed module.
>
> As you may recall, this module has been continued for historical
> purposes. It is not scalable since it requires that every process
> open a direct connection to every other process in the job. This is
> what pre-1.3 systems do. We originally left it alive for two
> reasons: (a) we wanted to have a fallback position while we
> developed the more scalable alternatives, and (b) the C/R code
> didn't support routed RML comm.
>
> The latter situation was resolved some months ago, and we have had
> plenty of validation of our routed comm system. Thus, if there are
> no objections by the end of the week, I will remove this module and
> cleanup the code.
>
> Please let me know if this is a concern.
> Ralph
>
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