NIC type (rtl vs virtio)

[Nux!]

On 19.11.2012 14:56, Pádraig Brady wrote:
> On 11/18/2012 08:22 PM, Nux! wrote:
>> Hi,
>>
>> I notice the VMs are not using the virtio type NICs, but some 
>> "Ethernet controller: Realtek Semiconductor Co., Ltd. 
>> RTL-8139/8139C/8139C+".
>> In my experience the virtio device is quite stable, any reason why 
>> it's not default? I see that for block device virtio is default.
>
>
> This is something we should look at changing by default I think.
> There have are some kernel bugs precluding this:
> https://bugzilla.kernel.org/show_bug.cgi?id=42829
> But Red Hat based kernels should be good in this area.
>
> It seems like it's a big global flag in nova.conf currently:
>   libvirt_use_virtio_for_bridges = True
> Ideally that would be a property of the guest image,
> i.e. a tag in glance or something.
>
> thanks,
> Pádraig.

Thanks Pádraig, that worked!

Indeed I understand virtio_net is not default due to some ubuntu kernel 
bugs or such like.

-- 
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Nux!
www.nux.ro