[openstack-dev] [Fuel][UX] Throw KVM\QEMU and leave Libvirt on Wizard

Vladimir Kuklin vkuklin at mirantis.com
Mon Dec 21 15:35:27 UTC 2015


+1 to Andrey

On Mon, Dec 21, 2015 at 6:12 PM, Andrey Danin <adanin at mirantis.com> wrote:

> I suggest to call this item in the Wizard as "QEMU-KVM" with the following
> description:
> "Select this option if you want to use QEMU as a hypervisor with
> capability of KVM acceleration."
>
> On Mon, Dec 21, 2015 at 5:22 PM, Igor Kalnitsky <ikalnitsky at mirantis.com>
> wrote:
>
>> > Qemu is not a hypervisor This will be even more confusing.
>>
>> It looks like hypervisor much more than libvirt. Moreover, according
>> to Wikipedia [1] (don't blame me guys) Qemu is Type-2 hypervisor.
>>
>> [1] https://en.wikipedia.org/wiki/Hypervisor
>>
>> > Today, when a user selects KVM, Fuel attempts to use KVM acceleration
>> and
>> > defaults to QEMU in the case that KVM acceleration is not possible.
>>
>> Sheena, are you sure it works this way? Some time ago we didn't
>> support this. However, I fully support this idea and believe this is
>> the way to go. In this case the hypervisor entry could be called
>> something like  "Qemu (+ KVM if available)".
>>
>>
>> On Mon, Dec 21, 2015 at 4:04 PM, Sheena Gregson <sgregson at mirantis.com>
>> wrote:
>> > We should collapse this into one entry - I don't have any preference on
>> > the naming convention, but as Fuel checks to see whether the hardware is
>> > capable of performing KVM acceleration, there's no reason to continue
>> > giving a selection to the user regarding KVM.
>> >
>> > Today, when a user selects KVM, Fuel attempts to use KVM acceleration
>> and
>> > defaults to QEMU in the case that KVM acceleration is not possible.  We
>> > should keep this behavior and make the entry a single KVM/QEMU selection
>> > to eliminate the false perception of choice (and the ability for users
>> to
>> > select the incorrect option).
>> >
>> > -----Original Message-----
>> > From: Bob Ball [mailto:bob.ball at citrix.com]
>> > Sent: Monday, December 21, 2015 7:32 AM
>> > To: OpenStack Development Mailing List (not for usage questions)
>> > <openstack-dev at lists.openstack.org>
>> > Subject: Re: [openstack-dev] [Fuel][UX] Throw KVM\QEMU and leave Libvirt
>> > on Wizard
>> >
>> >> On Mon, Dec 21, 2015 at 1:43 PM, Igor Kalnitsky
>> >> <ikalnitsky at mirantis.com>
>> >> wrote:
>> >> > What about hypervisor "Qemu", and checkbox option on Settings tab -
>> >> > "Use KVM extension"?
>> >> Qemu is not a hypervisor This will be even more confusing.
>> >> I think "Libvirt" + some tooltip which says "Qemu and KVM" will be ok.
>> >
>> > Libvirt isn't a hypervisor either.  Note that Xen, Virtuozzo CT,
>> Virtuozzo
>> > VM, LXC and KVM on ppc64 and s390x are all valid hypervisors to use with
>> > Libvirt and OpenStack (taken from
>> > http://docs.openstack.org/developer/nova/support-matrix.html)
>> >
>> > Bob
>> >
>> >
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>> >
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>
>
>
> --
> Andrey Danin
> adanin at mirantis.com
> skype: gcon.monolake
>
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>


-- 
Yours Faithfully,
Vladimir Kuklin,
Fuel Library Tech Lead,
Mirantis, Inc.
+7 (495) 640-49-04
+7 (926) 702-39-68
Skype kuklinvv
35bk3, Vorontsovskaya Str.
Moscow, Russia,
www.mirantis.com <http://www.mirantis.ru/>
www.mirantis.ru
vkuklin at mirantis.com
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