[libvirt-users] how to disable vnet_hdr through libvirt

Jianfeng Tang Jianfeng.Tang at riverbed.com
Tue Mar 4 15:56:06 UTC 2014


Thank you Daniel. How difficult to extend libvirt for this? One critical
application on my VM needs to turn vnet_hdr off.
I can switch to use qemu directly. However, in that way I will lose all
the nice things provided by libvirt.

Thanks,
~Jianfeng

On 3/3/14 3:53 AM, "Daniel P. Berrange" <berrange at redhat.com> wrote:

>On Fri, Feb 28, 2014 at 07:11:13PM +0000, Jianfeng Tang wrote:
>> Hi,
>> 
>> I am using libvirt and virsh to create my VM on KVM. It works fine.
>> However, I need to turn off vnet_hdr for virtio interface.
>> 
>> Does anyone know how to do it through libvirt?
>
>There's no support for disabling it - if we detect a host which supports
>it, it will be unconditionally enabled.
>
>Regards,
>Daniel
>-- 
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