Ananth, "megaflows" support was added in v1.11.0 so 1.9.3 doesn't have it.
Regards, --- Motonori Shindo On 2013/10/01, at 16:37, ananthan <ananthannair...@gmail.com> wrote: > 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 <jpet...@nicira.com> 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 <ananthannair...@gmail.com> 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 <jpet...@nicira.com> wrote: > > > > On May 28, 2013, at 8:39 AM, ananthan <ananthannair...@gmail.com> 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 > discuss@openvswitch.org > http://openvswitch.org/mailman/listinfo/discuss --- Motonori Shindo _______________________________________________ discuss mailing list discuss@openvswitch.org http://openvswitch.org/mailman/listinfo/discuss
