[ovs-discuss] vhost_net and virtio for OVS

Ramana Reddy gtvrreddy at gmail.com
Wed Oct 23 06:36:21 UTC 2013


I tried vhost_net with OVS 1.7.1 long back. In Ubuntu, you have to manually
install vhost-net driver in the host machine. After driver installation,
have to modify the the corresponding xml file of VM.




On Wed, Oct 23, 2013 at 3:15 AM, Morgan Yang <Morgan.Yang at radisys.com>wrote:

>  Hi All:****
>
> ** **
>
> I’m currently using KVM with OVS. My VNIC’s are set to “virtio”. I have
> read about how “vhost_net” from QEMU/KVM improves performance and reduces
> latency by moving the VNET interface down to the kernel level. ****
>
> ** **
>
>
> https://access.redhat.com/site/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/Virtualization_Tuning_and_Optimization_Guide/sect-Virtualization_Tuning_Optimization_Guide-Networking-Virtio_and_vhostnet.html
> ****
>
> ** **
>
> Has anyone tried this with OVS?****
>
> ** **
>
> Much Thanks****
>
> Morgan Yang****
>
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>
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