On Tue, 20 Feb 2001 16:00:53 -0500 (EST), Ingo Molnar wrote:
>my major gripe right now is that we still have bug reports that say that
>systems hang when using nmi_watchdog=1 and work if nmi_watchdog=0.
>Changing the NMI watchdog to be 1 Hz will make these bugreports "Linux
>hangs once a week" in
On Tue, 20 Feb 2001, Alan Cox wrote:
> > i dont like this one. 100 times a second makes absolutely no performance
> > difference whatsoever - but eg. i'm driving kernel profiling from the NMI
> > handler to get profiles of eg. IRQ handlers and other cli()-ed code areas.
>
> So set it to 100Hz as
> i dont like this one. 100 times a second makes absolutely no performance
> difference whatsoever - but eg. i'm driving kernel profiling from the NMI
> handler to get profiles of eg. IRQ handlers and other cli()-ed code areas.
So set it to 100Hz as a debugging option like slab debugging
-
To uns
On Tue, 20 Feb 2001, Mikael Pettersson wrote:
> * NMI rate reduction for UP-APIC: the 100Hz default rate is excessive for
> normal systems, 1Hz suffices. It turns out we cannot start at 1Hz due to
> this interacting badly with check_nmi_watchdog() and the watchdog itself,
> so the rate is
Alan,
This patch (against 2.4.1-ac19) includes the following UP-APIC updates:
* Power Management: If the kernel's UP-APIC code enabled the local APIC
because the BIOS chose not to, it is imperative that the kernel also
disables the local APIC before entering apm/acpi suspend mode. Failure
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