[Beowulf] Performance tuning for Jumbo Frames

Rahul Nabar rpnabar at gmail.com
Sat Dec 12 01:02:03 PST 2009

On Sat, Dec 12, 2009 at 2:45 AM, John Hearns <hearnsj at googlemail.com> wrote:
> 2009/12/12 Rahul Nabar <rpnabar at gmail.com>:
>>  Is there a way to
>> figure out what percentage of this latency is in the switch and what
>> %age in the stack, cards and cables? Just trying to figure out which
>> are the battles one picks to fight.
> I would say take the switch out and do a direct point-to-point link
> between two systems.
> Is this possible with 10gig ethernet?

Yes! Great idea. I never thought of that. I'll try that.

Yes, I'm no expert, but as far I know a direct link is possible.


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