Re: [Xen-devel] memory error?

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

> > I have just noticed this message in my kernel logs, reporting the 
> > possibility of an error with my memory. This would go a long way towards 
> > explaining the problems i've been having. This particular error is occuring 
> > when i'm not running xen so is obviously not something brought on by xen 
> > itself.
> > 
> > The strange thing is that the NMI error is always followed by the TLAN: 
> > eth0: Adaptor Error = 0x180002, which says to me that either there is 
> > something wrong with my network card which is triggering an NMI, or that 
> > the NMI triggers an error in that network adapter. The memory itself is ECC 
> > memory in a Compaq Proliant 1600, maybe i can access the memory logs...
> > 
> > Either way, what would xen do upon receiving an NMI? Would it spontaneously 
> > reboot?
> 
> Hmm, given that it's not something we've ever been able to test,
> 'spontaneous reboot' sounds quite possible...

Just tested it and, yes, the NMI error path was broken. I've checked
in a fix now, but this would explain the hangs that you were seeing.

 -- Keir


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