[ovs-discuss] A tool to feel-up flow-tables in ofproto

Sara Gittlin sara.gittlin at gmail.com
Thu Jul 20 16:25:37 UTC 2017


Many thanks Blue
Now im able to generate huge amount of entries in ofproto tables. These are
simple flows because i run the controller w simple-switch-l3 .how to run it
to generate more complex flows.
Sara.

בתאריך 19 ביולי 2017 20:05,‏ "Blue Lang" <blue at veracity.io> כתב:

> Sara,
>
> Follow the mininet tutorials for creating large topologies with nox or
> pox, then run dump-flows accordingly.
>
> https://inside-openflow.com/2016/06/29/custom-mininet-
> topologies-and-introducing-atom/
>
>
> Thanks,
>
> On Wed, Jul 19, 2017 at 7:12 AM, Sara Gittlin <sara.gittlin at gmail.com>
> wrote:
>
>> On Mon, Jul 17, 2017 at 8:21 PM, Ben Pfaff <blp at ovn.org> wrote:
>> > On Mon, Jul 17, 2017 at 10:47:12AM +0300, Sara Gittlin wrote:
>> >> On Sun, Jul 16, 2017 at 09:37:05AM +0300, Sara Gittlin wrote:
>> >> > On Wed, Jul 12, 2017 at 11:40:41AM +0300, Sara Gittlin wrote:
>> >> > > Thank you Ben
>> >> > >
>> >> > > >> I need a tool to feel up the flow tables in ofproto.
>> >> > > >> do you know what tool/other should i use ?
>> >> > >
>> >> > > >What does it mean "to feel up" a flow table?
>> >> > >
>> >> > > i want to be able to read ofctl tables and to get a big output ~
>> 10000
>> >> > > - 50000 flows.
>> >> > > i need it to order to run some algo. on these flows (e.g. try to
>> >> > > generate megaflows .. )
>> >> > > i know that i can do it with sdn controller -  is there other
>> tools ?
>> >> >
>> >> > >Do you just want to run "ovs-ofctl dump-flows"?
>> >> > >
>> >> >>  Thanks Ben
>> >> >>  this can be an option, unless there is a better way to retrieve all
>> >> > > flows in ofproto
>> >>
>> >> > So far, you've said that you don't want to use a controller and you
>> want
>> >> > something "better" than ovs-ofctl.  What would be better?  It's
>> >> > difficult to help when you don't give us much information on what you
>> >> > want.
>> >>
>> >> Ben,  i think i understand now.
>> >> I should use SDN controller , but how to create a big topology so lot
>> >> of flows can be created ?
>> >> mininet ? openstack ? other ?
>> >
>> > I'll have to leave that question to others, because it's not my area of
>> > expertise.  I do hear a lot of good things about mininet.
>> Alternatively - where  can i find a real dataset of the output  of
>> ovs-dpct dump-flows   or ovs-ofctl dump-flows br
>> this should be a big dump  file  of the output of one of these commands
>> above
>> Thanks - Sara
>> _______________________________________________
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>> https://mail.openvswitch.org/mailman/listinfo/ovs-discuss
>>
>
>
>
> --
> Blue Lang
> PM *| *Veracity
>
> 3423 Piedmont Rd NE
>
> Suite 350
>
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> blue at veracity.io
> www.veracity.io
>
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