Re: [Xen-devel] High-load Domain0 cause guest domian panic.

[Keir Fraser <keir@xxxxxxxxxxxxx>]

Well, there was a race where we did not wait until the root disk's partition
table had been read. So you may find the problem is fixed by changeset 82 in
linux-2.6.18-xen.hg.

 -- Keir

On 12/7/07 11:14, "Hidetoshi Nishi" <nishi.hidetoshi@xxxxxxxxxxxxxx> wrote:

> Hi Keir-san, Simon-san
> 
> Even now I have concern about this problem.
> 
> Keir-san said,
>> The domU kernel will already wait for all devices it discovers to enter
>> connected state. If that timeout¹s not long enough we could make it longer,
>> or configurable on the domU command line.
>> 
>> -- Keir
> 
> Please let me know how to fix this problem on domU in detail.
> We will try to convert the logic with domU to with domVTx and domVTi.
> 
> 
> Thank you.                                           Nishi
> 
> 
>> 
>> On 18/4/07 13:31, "Graham, Simon" <Simon.Graham@xxxxxxxxxxx> wrote:
>> 
>>> See http://lists.xensource.com/archives/html/xen-devel/2006-12/msg00136.
>>> html
>>> for some discussion on this - no resolution though.
>>>  
>>>  Simon
>>> 
>>> 
>>> From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx on behalf of Hidetoshi Nishi
>>> Sent: Tue 17/04/2007 8:53 AM
>>> To: xen-devel@xxxxxxxxxxxxxxxxxxx
>>> Subject: [Xen-devel] High-load Domain0 cause guest domian panic.
>>> 
>>> 
>>> 
>>> Hi all.
>>> 
>>> Currently we are investigating guest domain panic.
>>> 
>>> When guest domain whose root disk is VBD is created,
>>> domain0 with high-load gets late to initiate the
>>> back-end driver. And guest domain can not mount
>>> his root file system and goes into panic.
>>> 
>>> We think domain initial sequence have to wait to be ready
>>> of special device(root disk, etc).
>>> And we should be able to specify special device in config file.
>>> 
>>> Do you have any idea ?
>>> 
>>> 
>>> Thank you.                    Nishi
>>> 
>>> 
>>> 
>>> 
>>> _______________________________________________
>>> Xen-devel mailing list
>>> Xen-devel@xxxxxxxxxxxxxxxxxxx
>>> http://lists.xensource.com/xen-devel
>>> 
>>> 
>>> 
>>> _______________________________________________
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>> 
> 
> 


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