Re: Secret of great tcpdump performance ..

[Rick Jones <rick.jones2 () hp com>]

Michael Krueger wrote:
> On Tue, 22 Jan 2008 19:47:24 +0100, Rick Jones <rick.jones2 () hp com> wrote:
>
> > How many processors do you have, are interrupts from each NIC going 
> > to  seperate processors/cores/whatever (show us the output of  
> > /proc/interrupts), and have you bound each tcpdump to its 
> > corresponding  NICs interrupt CPU?
> That seems to be a great thing to investigate. I did find a lot of  
> material about process and interrupt affinity. I will give it a try and  
> see if that does help fix my problem.
> Any other idea worth looking at?

CPU profiles of your application.

rick jones
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