Thank you Jeff,

Despite some names doesn't make sense they are very original ;)

Caciano

On Fri, May 16, 2008 at 12:48 PM, Jeff Squyres <jsquy...@cisco.com> wrote:

> On May 15, 2008, at 2:37 PM, Caciano Machado wrote:
>
> > What are the meanings of the PML names OB1, DR and CM? The paper "An
> > evaluation of Open MPI's Matching Transport Layer on the Cray XT"
> > says that they don't have any special meaning, but here (
> http://www.open-mpi.org/papers/workshop-2006/wed_01_pt2pt.pdf
> > ) I saw that DR stands for "Data Reliability". It's correct?
>
>
> The names mostly reflect our horrid ability to name things.  :-)
>
> You are correct about "DR" -- but note that it was never finished.
> It's probably only pseudo-operable; it doesn't do everything that it
> was designed to do because the DR developers got other priorities and
> never finished it.
>
> OB1 = Obi-Wan Kenobi from Star Wars (we couldn't think of any good
> name at the time and really needed a name so that we could start
> coding...)
>  --> similarly, the "r2" BML is R2-D2 from Star Wars
>
> CM = "Connor MacLeod" from The Highlander movie, a reference to the
> fact that "there can only be 1" ...MTL module in an MPI process (vs.
> OB1, which can have as many BTL modules as are relevant)
>
> There you go -- a little insight into the warped minds of those of us
> who bring you Open MPI.  Ok, I'm a little embarrassed now.  ;-)
>
> --
> Jeff Squyres
> Cisco Systems
>
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