Messages in this thread | | | Subject | Re: [PATCH net-next V2] tun: introduce tx skb ring | From | Jason Wang <> | Date | Thu, 16 Jun 2016 15:08:42 +0800 |
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On 2016年06月15日 19:55, Jamal Hadi Salim wrote: > 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.
Actually reversed, test were done from an external host to VM.
Thanks
> So the numbers you posted are what i was interested in. > Thanks for the good work. > > cheers, > jamal >
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