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Re: [Xen-devel] [PATCH]: xl: use libuuid to generate random UUID's

To: Vincent Hanquez <Vincent.Hanquez@xxxxxxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH]: xl: use libuuid to generate random UUID's
From: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
Date: Tue, 10 Aug 2010 15:38:21 +0100
Cc: Jeremy Fitzhardinge <jeremy@xxxxxxxx>, Xen Devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Stefano Stabellini <Stefano.Stabellini@xxxxxxxxxxxxx>, Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>, Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx>, Ian Pratt <Ian.Pratt@xxxxxxxxxxxxx>, "Gianni Tedesco \(3P\)" <gianni.tedesco@xxxxxxxxxx>
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On Tue, 10 Aug 2010, Vincent Hanquez wrote:
> On 10/08/10 11:44, Ian Campbell wrote:
> > Where I care about a stable MAC I use
> >     vif = [ 'mac=xx:xx:xx:xx:xx:xx' ]
> > in my domain config file. AFAICT that is the only 100% reliable way to
> > get a stable MAC address since the other schemes all have some corner
> > case or other...
> At the expense of the common error of having 2 vms with the same mac 
> address because one copied the config file and forgot to change the mac 
> address.
> XCI and XCP doesn't have any "corner cases or other" since uuid uniquess 
> is enforced which means mac too (siding apart the unlikely hash collisions).
I am still waiting for the patch :-)

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