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Date: Fri, 07 Aug 2009 21:03:56 -0400 From: Andrew Gallatin <gallatin@...i.com> To: Bill Fink <billfink@...dspring.com> CC: Brice Goglin <Brice.Goglin@...ia.fr>, Linux Network Developers <netdev@...r.kernel.org>, Yinghai Lu <yhlu.kernel@...il.com> Subject: Re: Receive side performance issue with multi-10-GigE and NUMA Bill Fink wrote: > All sysfs local_cpus values are the same (00000000,000000ff), > so yes they are also wrong. How were you handling IRQ binding? If local_cpus is wrong, the irqbalance will not be able to make good decisions about where to bind the NICs' IRQs. Did you try manually binding each NICs's interrupt to a separate CPU on the correct node? Regards, Drew -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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