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SubjectRe: [PATCH] NMI watchdog documentation
On Tue, 29 Jul 2003 20:53:19 +0300, Ville Herva wrote:
>On Tue, Jul 29, 2003 at 06:06:30PM +0200, you [Andi Kleen] wrote:
>> > Andi, you have the numbers mixed up. mode 1 is I/O-APIC, mode 2 is local APIC,
>> > and x86-64 defaults nmi_watchdog to I/O-APIC mode.
>> > Now, is it the I/O-APIC or local APIC watchdog that doesn't work in x86-64?
>>
>> Right, 1 and 2 need to be exchanged. Anyways local apic mode does not seem
>> to work, the kernel always reportss "NMI stuck" at bootup.
>> IO APIC mode for is default.
...
>+For x86-64, the needed APIC is always compiled in, and the NMI watchdog is
>+always enabled with perfctr mode. Currently, mode=1 does not work on x86-64.

Didn't Andi just say it's the other way around? nmi_watchdog=1 (I/O-APIC)
by default since nmi_watchdog=2 (local APIC) doesn't work.

/Mikael
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