[openib-general] [PATCH] ipoib tune rx ring size

Grant Grundler iod00d at hp.com
Mon Jun 20 09:30:44 PDT 2005


On Mon, Jun 20, 2005 at 06:14:04PM +0300, Michael S. Tsirkin wrote:
> Reducing the rx ring size gives me bandwidth win of about 1%.

Michael,
Doesn't this sound counter-intuitive to you?

Can you share which configuration (chipset, CPU, IO bus, HCA)
you measured this on?

I've also seen this to be true with gige - but only in one odd configuration.

thanks,
grant



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