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

Sara Gittlin sara.gittlin at gmail.com
Mon Jul 17 07:47:12 UTC 2017


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 ?
Thank you. Sara

On Sun, Jul 16, 2017 at 8:46 PM, Ben Pfaff <blp at ovn.org> 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.


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