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Date: Tue, 14 Apr 2015 11:51:15 +0200
From: =?UTF-8?B?Um9nZXIgUGF1IE1vbm7DqQ==?= <roger.pau@citrix.com>
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CC: FreeBSD XEN <freebsd-xen@freebsd.org>
Subject: Re: Fwd: Re: Unable to boot with the dom0 xen kernel
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Hello,

Re-adding freebsd-xen ;).

El 14/04/15 a les 11.33, Gustau Pérez ha escrit:
> 
> 
> On 14/04/2015 10:36, Roger Pau Monné wrote:
>>>
>>>    Hello,
>>>
>>>    I've tried the IN/OUT patch (I haven't tested the acpi shutdown patch
>>> yet) but the problem remains the same. In the serial console I can see
>>> different interruption problems (USB_ERR_TIMEOUTS, mpt0, bce0, etc).
>> Can you paste the full boot log (including Xen and FreeBSD)? Also, can
>> you switch to the Xen console when all those time outs start happening
>> and paste the output of the 'i' debug key?
>>
> 
>    Sure, it is here:
> 
>           http://dpaste.com/30VTA0B
> 
>    sorry about the mangled parts, it happens when capturing from the
> serial console. It is the boot of a patched kernel in verbose mode, at
> the end you'll find the interruption information provided by xen itself.

Thanks, could you add ioapic_ack=old to your xen_cmdline and try again?

I have a similar system (two IO-APICs, Nehalem series), and without this
option I also see interrupt timeouts (although mine only happen on heavy
load).

Roger.