Thanks Justin,
For Xenserver i am planning to upgrade from 1.4 to
1.9.Does 1.9.3 have wild carding feature.
Regards,
Ananth
On Tue, Oct 1, 2013 at 11:22 AM, Justin Pettit <[email protected]> wrote:
> Correct. Multi-threading is going to be part of the 2.0 release. The
> improvement you're seeing is from our adding support for wildcarding in the
> kernel. We've been calling it megaflows. (As opposed to the previous
> exact-match microflows that were installed.) In the new model,
> ovs-vswitchd tries to wildcard as many fields as it can based on the
> configuration. Since you are just doing normal switching that matches on
> L2 addresses, most of the fields are now wildcarded and these megaflows are
> covering the bulk of your traffic.
>
> --Justin
>
>
> On Sep 30, 2013, at 10:18 PM, ananthan <[email protected]> wrote:
>
> > Hi,
> > Tested ovs 1.11 on ubuntu 12.04 and recreated above workload,this
> time i am so shocked to see that Load Average didnt go more than 0.1%
> which is nearly 80 times improvement when compared to previous situation
> :) .It solves all the issue that we were facing with old release,thanks for
> fixing all those issue.Also i noticed that missed count is also far less.
> >
> > Waiting to upgrade it on xenserver 6.0.2
> >
> > but i dont see ovs-vswitchd threads using much cpu,so i assume its not
> the multi-threading that fixed this,can you please tell me the most
> important optimization that made to fix above things.
> >
> > Regards,
> > Ananthan
> >
> >
> >
> >
> > On Tue, May 28, 2013 at 9:12 PM, Justin Pettit <[email protected]>
> wrote:
> >
> > On May 28, 2013, at 8:39 AM, ananthan <[email protected]> wrote:
> >
> > > Hi,
> > > this is the only output for
> > >
> > > ovs-ofctl dump-flows xapi3
> > >
> > > duration=5120780.012s, table=0, n_packets=48344340859,
> n_bytes=12069667659298, priority=0 actions=NORMAL
> > >
> > > when i discussed this question on IRC someone pointed about :
> > >
> > > above default flow makes ovs a standard learning/forwarding L2 switch.
> > >
> > > Does this point has any part in high cpu usage?
> >
> > No.
> >
> > --Justin
> >
> >
> >
>
>
_______________________________________________
discuss mailing list
[email protected]
http://openvswitch.org/mailman/listinfo/discuss
