Re: [PATCH net-next V2] tun: introduce tx skb ring

Jamal Hadi Salim
2016-06-15T11:55:27Z

On 16-06-15 07:52 AM, Jamal Hadi Salim wrote:
> On 16-06-15 04:38 AM, Jason Wang wrote:
>> We used to queue tx packets in sk_receive_queue, this is less
>> efficient since it requires spinlocks to synchronize between producer

>
> So this is more exercising the skb array improvements. For tun
> it would be useful to see general performance numbers on user/kernel
> crossing (i.e tun read/write).
> If you have the cycles can you run such tests?
>

Ignore my message - you are running pktgen from a VM towards the host.
So the numbers you posted are what i was interested in.
Thanks for the good work.

cheers,
jamal