From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anthony Liguori Subject: Re: Re: Rename all dying domains to be prefixed with Zombie. This allows a new domain Date: Thu, 06 Oct 2005 10:14:25 -0500 Message-ID: <43453F51.3050001@us.ibm.com> References: <20051006134723.GC19844@underhill.no-ip.org> <20051006135747.GB21233@uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20051006135747.GB21233@uk.xensource.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Ewan Mellor Cc: xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org 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. > >_______________________________________________ >Xen-devel mailing list >Xen-devel@lists.xensource.com >http://lists.xensource.com/xen-devel > > >