[lago-devel] Why do we need qemu-kvm-*ev* ?

[Eyal Edri]

On Thu, Mar 9, 2017 at 6:08 PM, Yaniv Kaul <ykaul at redhat.com> wrote:

>
>
> On Thu, Mar 9, 2017 at 1:51 PM Nadav Goldin <ngoldin at redhat.com> wrote:
>
>> > Very surprising. Can't think of a good reason why.
>>
>> with qemu-kvm-1.5.3-126.el7.x86_64:
>>
>> libvirt: QEMU Driver error : unsupported configuration: IOThreads not
>> supported for this QEMU
>>
>
> Ah, my fault for adding iothreads. We could remove them (they don't add
> more than a small performance improvement, hardly noticeable most likely)
> if it makes deployment harder.
>

Can you send a patch to remove it or open an issue?
If we can drop the -ev requirement it will ease the demo tool installation
as well.


> Y.
>
>
>> I guess snapshots might be another problem, though never tested it.
>>
>> >From what I understand, new features are not always backported to the
>> 'plain' 'qemu-kvm'. This[1] was the best explanation I could find,
>> though its not really complete.
>>
>>
>>
>> [1] https://lists.centos.org/pipermail/centos-virt/2015-
>> October/004717.html
>>
>> On Thu, Mar 9, 2017 at 11:26 AM, Barak Korren <bkorren at redhat.com> wrote:
>> > On 9 March 2017 at 11:12, Yaniv Kaul <ykaul at redhat.com> wrote:
>> >>
>> >> Very surprising. Can't think of a good reason why.
>> >>
>> > You are welcome to try and either prove me wrong, or find the reason
>> > (And potentially fix it...)
>> > Alternatively open a Lago issue and we'll get to it some day...
>> >
>> > --
>> > Barak Korren
>> > bkorren at redhat.com
>> > RHCE, RHCi, RHV-DevOps Team
>> > https://ifireball.wordpress.com/
>> > _______________________________________________
>> > lago-devel mailing list
>> > lago-devel at ovirt.org
>> > http://lists.ovirt.org/mailman/listinfo/lago-devel
>>
>
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>
>


-- 
Eyal Edri
Associate Manager
RHV DevOps
EMEA ENG Virtualization R&D
Red Hat Israel

phone: +972-9-7692018
irc: eedri (on #tlv #rhev-dev #rhev-integ)
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