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Re: [Xen-devel] Xen 4 occasionally hangs during boot

from [Jan Beulich]

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To:	"Christopher S. Aker" <caker@xxxxxxxxxxxx>
Subject:	Re: [Xen-devel] Xen 4 occasionally hangs during boot
From:	"Jan Beulich" <JBeulich@xxxxxxxx>
Date:	Thu, 13 Oct 2011 08:04:36 +0100
Cc:	xen devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
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>>> On 12.10.11 at 21:34, "Christopher S. Aker" <caker@xxxxxxxxxxxx> wrote:
> Since I started playing with Xen 4 (vs 3.x), machines often hang during 
> reboot at exactly the same place:

Do those machines have something in common hardware-wise? As you
would certainly assume, this isn't a problem generally, and hence telling
us on what hardware you observe this might help guessing... Also, any
chance you could try recent -unstable?

Jan

> 
>       (XEN) HVM: Hardware Assisted Paging detected.
>       (
> 
> ... and then nothing.  I have to RPC bounce them.  On some occasions it 
> takes four or five attempts to get beyond this point.  A normal boot 
> looks like this:
> 
>       (XEN) HVM: Hardware Assisted Paging detected.
>       (XEN) Brought up 16 CPUs
> 
> 4.1.2-rc @ 23159.  All of the Xen 4.x I've tried have done this, but I'd 
> need to dig up which ones those are.
> 
> -Chris
> 
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