On Wed, Oct 12, 2016 at 01:36:44PM -0700, Pravin Shelar wrote:
> Sorry for jumping in a bit late. I have couple of high level comments below.
> On Thu, Oct 6, 2016 at 10:10 AM, Rony Efraim <ro...@mellanox.com> wrote:
> > From: Joe Stringer [mailto:j...@ovn.org]  Sent: Thursday, October 06, 2016 
> > 5:06 AM


> >> Other considerations
> >> * Is tc flower filter setup rate and stats dump fast enough? How does it
> >> compare to existing kernel datapath flow setup rate? Multiple threads 
> >> inserting
> >> at once? How many filters can be dumped per second?
> >> etc.
> > [RONY] we will test it, and will try to improve the TC if it will be needed
> >
> I think there are two part in flow offloading.
> 1. Time spent to Add the flow to TC.
> 2. Time spent on pushing the flow to hardware.
> It would be interesting to know which one is dominant in this case.

I agree that the problem should be quantified but I expect the answer will
depend on the hardware in use. And I entirely expect there are worthwhile
gains to be had on the software side.

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