Re: Catching NForce2 lockup with NMI watchdog - found?

[Bob]

Craig Bradney wrote:

> On Sat, 2003-12-06 at 01:21, Prakash K. Cheemplavam wrote:
>  
>
> > Craig Bradney wrote:
> >    
> >
> > > On Sat, 2003-12-06 at 00:49, Prakash K. Cheemplavam wrote:
> > >
> > >      
> > >
> > > > Hi,
> > > >
> > > > *maybe* I found the bugger, at least I got APIC more stable (need to 
> > > > test whether oit is really stable, compiling kernel right now...):
> > > >
> > > > It is a problem with CPU disconnect function. I tried various parameters 
> > > > in bios and turned cpu disconnect off, and tada, I could do several 
> > > > subsequent hdparms and machine is running! As CPU disconnect is a ACPI 
> > > > state, if I am not mistkaen, I think there is something broken in ACPI 
> > > > right now or in APIC and cpu disconnect triggers the bug.
> > > >
> > > > Maybe now my windows environment is stable, as well. It was much more 
> > > > stable with cpu disconnect and apic, nevertheless seldomly locked up.
> > > >
> > > >
> > > > So gals and guys, try disabling cpu disconnect in bios and see whether 
> > > > aopic now runs stable.
> > > >        
> > >      
> > >
> > > > I have an Abit NF7-S Rev2.0 with Bios 2.0.
> > > >        
> > >      
> > >
> > > > Prakash
> > > >        
> > > I rebooted and checked in my BIOS, I dont seem to have "CPU Disconnect"?
> > > Is there another name. I also downloaded the motherboard manual for your
> > > NF7-S and cant find it there either?
> > >      
> > th efull name should be "CPU Disconnect Function". it is an the page 
> > with "enhanced pci performance", "enable system bios caching" ".. video 
> > bios caching" and all the spread spectrums. I have forgotten the name of 
> > that page in the main menu. Should the 3 or 4 in the first column.
> >
> > Perhaps your BIOS is too old. I remember it only came with 1.8 (or 
> > alike) and later. But usually this setting should be disabled at default.
> >
> > My machine still hasn't locked, btw. :-)
> >    
>
>
> Sounds great.. maybe you have come across something. Yes, the CPU
> Disconnect function arrived in your BIOS in revision of 2003/03/27
> "6.Adds"CPU Disconnect Function" to adjust C1 disconnects. The Chipset
> does not support C2 disconnect; thus, disable C2 function."
>
> For me though.. Im on an ASUS A7N8X Deluxe v2 BIOS 1007. From what I can
> see the CPU Disconnect isnt even in the Uber BIOS 1007 for this ASUS
> that has been discussed.
>
> Craig
I don't have that in MSI K7N2 MCP2-T near the
agp and fsb spread spectrum items or anywhere
else.

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