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Subject: Re: [OMPI users] General question on the implementation ofa"scheduler" on client side...
From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2010-05-21 15:59:37

On May 21, 2010, at 3:13 AM, Olivier Riff wrote:

> -> That is what I was thinking about to implement. As you mentioned, and specifically for my case where I mainly send short messages, there might not be much win. By the way, are their some benchmarks testing sequential MPI_ISend versus MPI_BCAST for instance ? The aim is to determine up which buffer size a MPI_BCast is worth to be used for my case. You can answer that the test is easy to do and that I can test it by myself :)

"It depends". :-)

You're probably best writing a benchmark yourself that mirrors what your application is going to do.

Jeff Squyres
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