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Date:	Tue, 14 Oct 2008 12:51:56 -0700 (PDT)
From:	David Miller <>
Subject: Re: e1000 softirq load balancing

From: Don Porter <>
Date: Tue, 14 Oct 2008 14:05:34 -0500

> It seems to me that with 4 independent NICs and plenty of CPUs to
> spare, I ought to be able to assign one softirq daemon to each NIC
> rather than funnelling all of the traffic through 1 or 2.

Traffic doesn't get distributed unless the NIC has support
for RX flow seperation and PCI MSI-X interrupts.  Your NICs
do not.

So no matter how hard you try, each NIC is going to have it's
packets processed essentially on one cpu.
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