[arch-general] [arch-dev-public] [announcement] qemu/qemu-kvm announcement draft

Simon Boulay simon.boulay at gmail.com
Tue Jan 12 09:12:37 EST 2010


On 01/12/2010 02:29 PM, Alexander Duscheleit wrote:
> On Tue, 12 Jan 2010 11:41:03 +0100
> Simon Boulay<simon.boulay at gmail.com>  wrote:
>
>> On 01/12/2010 07:33 AM, Tobias Powalowski wrote:
> [snip]
>>>> So, again, what is the reason for there being a qemu-kvm package,
>>>> when it is apparently a subset of the qemu package?
>>>>
>>>> Greetings,
>>>> 	jinks
>>>>
>>> The size of the package differs enormous. I'll keep both.
> I didn't look at them until now, but yes, at 5 MB vs 56 MB this makes
> sense.
>> The size differs because qemu-kvm doesn't build all targets by
>> default unlike qemu. If you build qemu-kvm with ./configure
>> --target-list="" both packages will be the same size...
>> AFAIK the difference between the two is in the kvm implementation.
>> qemu-kvm is far more advanced in this area (support more targets,
>> ksm, and certainly many other things regarding the amount of code
>> differences).
> *This* was what i was looking for. I couldn't really find anything
> published about the differences between the two different releases in
> any prominent place.
Me neither... I found this:
http://fedoraproject.org/wiki/Features/KVM_and_QEMU_merge
and Fedora package source here:
http://cvs.fedoraproject.org/viewvc/rpms/qemu/devel/

>> The point is, as kqemu is gone, qemu-kvm can replace
>> qemu and even provide more functionality. But it is not so clear that
>> this will be always true.
>> archlinux choose to offer both packages for two different purposes
>> and it's fine. But if they are two different applications, why not
>> make it possible to install both at the same time?
> if qemu-kvm ist more advanced in the kvm regard and can offer the same
> functionality with an added --target-list, wouldn't it at least make
> sense to build both packages from the qemu-kvm sources? (I thought
> until now, the kvm sources wouldn't support other targets than
> x86(_64).)
>
> As far as I understand, at the moment I have to choose between either
> latest and greatest kvm performance *or* multiple target support.

>>
>> You, archlinux developers make an amazing job. The beauty and the
>> power of archlinux is that I can easily build qemu and/or qemu-kvm in
>> my own particular weird way ;-)
> +1 :)
>>
>> Greetings,
>> Simon.
>>
>
> Greetings,
> 	jinks
>
> P.S.: As a sidenote: Is it normal/intentional that I don't get my own
> mails back via the list? Or is this some weird GMail stuff?



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