[Beowulf] An annoying MPI problem

Lombard, David N dnlombar at ichips.intel.com
Fri Jul 11 13:47:00 EDT 2008


On Thu, Jul 10, 2008 at 03:02:35PM -0700, Reuti wrote:
> Hi,
> 
> Am 10.07.2008 um 17:02 schrieb Joe Landman:
> > Lombard, David N wrote:
> >> The currently shipping Intel Trace Collector and Analyzer (7.1),
> >> includes
> >> message correctness checking.  An option is available that adds a
> >> library to an Intel MPI build that checks messages during the run.
> >> You can then view any errors it found in the Intel Trace Analyzer.
> >> This may find there's a problem that has only just started to trip
> >> the
> >> code up.  I certainly have welts from those; I suspect others do too.
> >
> > Actually, Intel MPI and related tools are in general one of the
> > things we want to try.  User may be open to that (especially if it
> > is more pain free than the alternative).
> 
> isn't Intel MPI based on MPICH2 - is there any file what they added/
> changed in detail?

Here's the documentation:

<http://www3.intel.com/cd/software/products/asmo-na/eng/368005.htm>

Let me know offlist if you want more info.

-- 
David N. Lombard, Intel, Irvine, CA
I do not speak for Intel Corporation; all comments are strictly my own.
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