Messages in this thread | | | Subject | Re: CONFIG_IRQBALANCE for AMD64? | From | Andi Kleen <> | Date | Fri, 28 May 2004 23:45:11 +0200 |
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"Martin J. Bligh" <mbligh@aracnet.com> writes:
> Whatever we do ... all arches are going to need to provide a way to direct > interrupts to a certain CPU, or group thereof. Can they all do that already? > I'll confess to not having looked at non-i386 arches. And are others as > brain damaged as the P4? or do they do something round-robin by default?
I wouldn't really blame the the P4, it's the IO-APICs in the chipsets that balance or not balance.
At least the AMD chipsets found in most Opteron boxes need software balancing too.
-Andi
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