Re: [Xen-devel] xen-unstable HV fails to boot on AMD quad core

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 19/10/07 18:51, "Daniel P. Berrange" <berrange@xxxxxxxxxx> wrote:

>> If I go back to 16000, then the console stays black for approx 10 seconds
>> before Xen HV boots. This is on a single CPU, Quad Core AMD host.
> 
> So, I found that the problem hits in changeset 16104.  Prior to that changeset
> it will always boot, post that changeset it hangs immediately.  NB, when I
> tested with 16103 I had pulled in the compile fix from 16105 only.
> 
> Further, it only appears to have trouble on this one machine. Another AMD
> dual core host works fine, as does an Intel box I tried.

I've seen a non-debug build just crash very early on my home Intel box, but
cannot repro on machines in the office. So there's something odd going on
and it's fairly likely this is the same bug that you saw. At least I have a
serial line connected, so I'll take a look this evening.

 -- Keir



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