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Re: [Xen-devel] PoD operation question

To: Jan Beulich <JBeulich@xxxxxxxxxx>
Subject: Re: [Xen-devel] PoD operation question
From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Date: Mon, 25 Jan 2010 13:44:15 +0000
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Oh I didn't realise you meant startup scripts within the guest... No, I
believe it works via xenstore, picked up by balloon driver when it first
loads.

 -- Keir

On 25/01/2010 09:55, "Jan Beulich" <JBeulich@xxxxxxxxxx> wrote:

> Your two sentences seem contradictory to me: If it gets handled via
> xenstore, then the init scripts shouldn't matter, and the ballooning
> should start as soon as the driver loads (since - iirc - watches fire once
> when being registered).
> 
> Jan
> 
>>>> Keir Fraser <keir.fraser@xxxxxxxxxxxxx> 25.01.10 10:21 >>>
> I believe so yes. The lower memory_target will be written to xenstore at
> domain creation, for balloon driver to retrieve and act on when it loads.
> 
>  -- Keir
> 
> On 25/01/2010 08:21, "Jan Beulich" <JBeulich@xxxxxxxxxx> wrote:
> 
>> With the balloon driver itself not doing anything special in HVM when
>> getting loaded, where does the initial ballooning down get initiated? Is
>> this something the system startup scripts are expected to perform?
>> 
>> Thanks, Jan
>> 
>> 
>> _______________________________________________
>> Xen-devel mailing list
>> Xen-devel@xxxxxxxxxxxxxxxxxxx
>> http://lists.xensource.com/xen-devel
> 
> 
> 



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