Re: [2.6.36.1] IGB driver handles all ethX interrupts on single cpucore.

[Robert Hancock]

On 12/07/2010 12:06 PM, PaweÅ Sikora wrote:
> hi,
>
> i'm currently testing a new server with 2x opteron-6128 with dual gigabit port
> and observing that the igb driver uses only single core for all ethX interrupts.
> is it a correct behaviour for this driver?
>
> BR,
> Pawel.

The CPU affinity for the IRQ isn't really under the driver's control. It 
looks like all your interrupts are being handled on CPU0. You likely 
need to run the irqbalance daemon.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/