Re: Severe IRQ problems on Foster (P4 Xeon) system

From: Martin Wilck (Martin.Wilck@fujitsu-siemens.com)
Date: Thu Mar 14 2002 - 08:29:38 EST

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On Wed, 13 Mar 2002, Ingo Molnar wrote:

> let me know whether this fixes your problem,

The patch distributes the IRQs nicely between CPUs, but unfortunately does
not fix our timer IRQ problem.

Btw is it correct that one could also use the APIC Task Priority Registers
to implement "fair" IRQ routing? (If linux adjusted them, which it
currently doesn't).

Thanks & regards,
Martin

-- Martin Wilck Phone: +49 5251 8 15113 Fujitsu Siemens Computers Fax: +49 5251 8 20409 Heinz-Nixdorf-Ring 1 mailto:Martin.Wilck@Fujitsu-Siemens.com D-33106 Paderborn http://www.fujitsu-siemens.com/primergy

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