Re: [Xen-devel] can't create any more pv-on-hvm domains after~38under 3.3-testing

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

On 12/12/2008 09:38, "James Harper" <james.harper@xxxxxxxxxxxxxxxx> wrote:

>> Might mean xenstored hasn't noticed that the domain is dead, hence
> hasn't
>> released resources and notified other dameons such as xenconsoled?
> Sounds
>> more likely some interaction with your dom0 distro than the fact you
> run
>> on AMD.
> 
> I can see that the pages are allocated in libxc, but where and when
> should they be freed? What should trigger that?

That initial allocation reference is freed automatically by Xen when the
domain is killed. But an extra reference has been created meanwhile by
xenstored/xenconsoled mapping of the page. Hence the page is not yet freed;
hence the domain is not yet fully destroyed.

 -- Keir



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