Messages in this thread | | | Date | Tue, 21 Feb 2006 10:45:34 +0200 | From | Imre Gergely <> | Subject | Re: irq balance problems? |
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Arjan van de Ven wrote: > On Tue, 2006-02-21 at 10:03 +0200, Imre Gergely wrote: >> Arjan van de Ven wrote: >>>> and irqbalance is not running, why aren't the interrupts coming from eth0 >>>> balanced between the two processors? at least that's what i understood from the >>>> examples in Documentation/IRQ-affinity.txt. are there any other settings/kernel >>>> parameters/compile option one has to set? >>> it'll depend on the chipset. Some round-robin, some don't. >>> For performance it's better to not round-robin. >> is there a way to see for sure? or this behaviour is proof enough that it >> doesn't do round-robin? > > it's pretty much proof to me already yes ;) > > (but why do you want round-robin? it's the worst setting for > performance..... )
on one of the ethernet cards is much traffic, and there is htb (with many classes and filters) used. because of this, one CPU is always on 95-100%, the other is barely used. i wanted to see if it would improve performance if it did balancing between the CPUs.
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