Levente Csikor <[email protected]> writes: > Hi, > > a.f.a.i.k.: > > dpctl shows what's in the kernel space (fast path) and ofctl shows what's in > the > userspace (flow table - slow(er) path). > > The flow table can have priorities, therefore it can consist of overlapping > rules as > well resulting in lesser number of rules. > On the other hand, the fast path builds a (megaflow-)cache according to the > userspace > flow-table(s) AND the incoming packets, in particular, incoming packets' > headers > (regardless of the action (forward/drop)). > > So, you not just see more rules/lines of output after calling dpctl command, > they > don't even be exactly the same. > > Please correct me, if I'm wrong.
That looks correct to me. Additionally, Joe Stringer did an excellent talk about using ovs-dpctl - https://www.youtube.com/watch?v=8ieoUQI7X88 This may help understand the difference between the two datapoints. > BR, > levi > > On 05/18/2017 03:17 PM, Avi Cohen (A) wrote: > > I understand from manpages that dpctl shows only exact-match flows of > packets that > traverse the datapath lately. > So I expect to see less flows in the datapath than in openflow. but I have > more flows in the datapath - why ? > > -----Original Message----- > From: Avi Cohen (A) > Sent: Thursday, 18 May, 2017 4:37 PM > To: '[email protected]' > Subject: DUMP-FLOWS: ofctl dump-flows vs dpctl dump-flows > > Hello, > I'm seeing in my dpctl dump-flows about 10,000 flows, while in ofctl dump- > flows I see only ~ 1400 flows > - Is this make sense ? > - How can I associate an ofcctl flow to a dpctl flow ? (I can see ufid only > in dpctl > dump) Best Regards, avi > > _______________________________________________ > discuss mailing list > [email protected] > https://mail.openvswitch.org/mailman/listinfo/ovs-discuss > > _______________________________________________ > discuss mailing list > [email protected] > https://mail.openvswitch.org/mailman/listinfo/ovs-discuss _______________________________________________ discuss mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-discuss
