Subject: Re: RE: how to tune a pair of e1000 cards on intel e7501-based system?

From: Ray Lehtiniemi <[email-masked]>
Date: Wed, 8 Dec 2004 16:43:10 -0700

hi jesse

On Tue, Dec 07, 2004 at 05:10:26PM -0800, Brandeburg, Jesse wrote:
> 
> I'm not much of an expert, but one easy thing to try is to up your
> receive stack resources, as they were particularly low on 2.4 series
> kernels, leading to udp getting overrun pretty easily with gig nics.  I
> think if you make the value go too high it just ignores it, so if you
> see no change, try 256kB instead.
> 
> cat /proc/sys/net/core/rmem_default
> cat /proc/sys/net/core/rmem_max 
> 
> echo -n 512000 > /proc/sys/net/core/rmem_default
> echo -n 512000 > /proc/sys/net/core/rmem_max

sounds reasonable, i'll try this early next week when i have access
to that test box again.

thanks!

-- 
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     Ray L   <[email-masked]>