[ovs-dev] some problems while using select group with ovs 2.9.2 and floodlight master branch

Ben Pfaff blp at ovn.org
Wed Mar 6 19:38:19 UTC 2019


Maybe you should describe what behavior you expect.

On Wed, Mar 06, 2019 at 10:13:57PM +0330, Hossein Mousavi Nejad wrote:
> Thanks Ben for rapid answer. 
> As I tested weight and tried different bucket weight situations, I guess this parameter has not any effect on packet forwarding mechanism. but I will try to upgrade my ovs to the latest version and check if this issue resolved or not. 
> 
> 
> Sent from my iPhone
> 
> > On Mar 6, 2019, at 8:43 PM, Ben Pfaff <blp at ovn.org> wrote:
> > 
> >> On Wed, Mar 06, 2019 at 08:07:43PM +0330, Hossein Mousavi Nejad wrote:
> >> I am working on a project using floodlight controller and ovs version 2.9.2.
> >> In my project, I used select group and I found that this type of group does
> >> not forward packets unless I set the "bucket_watch_group" property as "any".
> >> So, I want to know:
> >> 1- what is usage of "bucket watch port" and "bucket watch group" in select
> >> group?
> > 
> > OVS implements these features as described in the OpenFlow
> > specification, which says:
> > 
> >    A bucket is considered live if either watch_port is not OFPP_ANY and
> >    the port watched is live, or if watch_group is not OFPG_ANY and the
> >    group watched is live.
> > 
> >> 2- I want to define weight for my buckets so that my select group send
> >> traffic to different buckets based on their weight parameters. but I found
> >> that weight parameter do nothing in select group. how can I use this
> >> parameter in OVS?
> > 
> > OVS does implement weights and I believe it implements them correctly.
> > What problem have you found?


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