Re: [Xen-devel] Re: Rename all dying domains to be prefixed with Zombie. This allows a new domain

[Anthony Liguori <aliguori@xxxxxxxxxx>]

Ewan Mellor wrote:

> On Thu, Oct 06, 2005 at 09:47:23AM -0400, Sean Dague wrote:
>  
>
> If a domain has been destroyed, even if it's a zombie in the dying state, it
> will never execute another instruction.  Xen may be unable to clean up after
> it, but you are guaranteed that it won't write to the filesystem any longer.
>  
It doesn't need to.  There's no guarentee that the backend has flushed 
all of the data in the write queue until after the domain has been 
destroyed.
You could potentially have a domain read from a block device and then 
the dying domain flush some changes to the disk and end up with a 
corrupted disk.
Regards,

Anthony Liguori

> Ewan.
>
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>  

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