Re: [Qemu-devel] Making qemu use 10.0.3.x not 10.0.2.x

[Eddie Kohler <kohler@cs.ucla.edu>]

Warner Losh wrote:
> From: Andreas Färber <andreas.faerber@web.de>
> Subject: Re: [Qemu-devel] Making qemu use 10.0.3.x not 10.0.2.x
> Date: Tue, 5 Feb 2008 13:58:28 +0100
> 
>> Am 05.02.2008 um 12:30 schrieb Ian Jackson:
>>
>>> I don't believe that 10.0.2.0/24 was chosen randomly :-).  It would be
>>> better for qemu's default range to be a randomly chosen one.
>> Please don't randomly choose a default subnet; knowing that QEMU uses  
>> 10.0.2.x allows to adapt to this. If however QEMU starts randomly  
>> assigning addresses we will also get random conflicts.
>>
>> Please stick with a default like the current and simply make it  
>> statically configurable.
> 
> I think that the suggestion is that qemu picks, one time, a new
> default.  This new default would be selected at random, and would be
> the same on all new versions of qemu.
> 
> I don't think that the suggestion is to pick a random address every
> time qemu starts.

I already have some scripts that depend on the 10.0.2.x default -- probably 
others do too.  Would changing to a different subnet by default really make 
that much difference?  10.0.2.x is, after all, a possible "random" choice :)

Eddie