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Subject: Re: [OMPI devel] possible bug in 1.3.2 sm transport
From: Bryan Lally (lally_at_[hidden])
Date: 2009-05-19 18:27:58


Bryan Lally wrote:

> Here's what we've found. It wasn't the platform file as such. I've
> since built with ./configure and some standard, obvious command line
> switches. What's then required is to edit the platform configuration
> file, <prefix>/etc/openmpi-mca-params.conf and add:
>
> coll_sync_priority = 100
> coll_sync_barrier_before = 1000

Oops. Hit send a bit before I was ready.

This has eliminated the problem on two Fedora 9 machines (8 cores and a
2 core laptop) and a 4 core Fedora 7 machine.

Thanks to all who helped get this figured out, particularly Ralph.

        - Bryan

-- 
Bryan Lally, lally_at_[hidden]
505.667.9954
CCS-2
Los Alamos National Laboratory
Los Alamos, New Mexico