[Beowulf] Re: The move to gigabit - technical questions

Vincent Diepeveen diep at xs4all.nl
Fri Mar 18 12:38:04 PST 2005

At 10:11 AM 3/18/2005 -0500, Andrew Piskorski wrote:
>On Fri, Mar 18, 2005 at 02:14:37AM +0100, Vincent Diepeveen wrote:
>> At 01:42 PM 3/17/2005 +1100, steve_heaton at ozemail.com.au wrote:
>> >Note: I know magic can be worked with the Intel driver but 
>> >this is "vanilla" ATM.
>> Vanilla is what we need with respect to gigabit.
>Well no, it's not.  When he said "vanilla", I believe he meant, "Using
>the stock Linux driver settngs with no attempt at tuning for the needs
>of my particular HPC application."  Thus he has done only part of the
>work necessary to fully answer the question, "How much better are
>these gigabit cards than using 100 megabit ethernet for me".
>Since he is using Intel Pro/1000 cards, he probably should also try
>using GAMMA rather than TCP/IP.

I'm sorry but i fail to be able to take GAMMA serious at the moment.

All my machines here are dual machines. No chance they can work with GAMMA,
last time i checked that is.

>Andrew Piskorski <atp at piskorski.com>
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