On Tue, Feb 2, 2016 at 1:35 AM, <[email protected]> wrote:

> Hi Anil,
>
>
>
> Thank you, with the below fix the additional notifications are not
> received when current OFP master for the switch is brought down.
>
>
>
> But as a follow-up of this when only the Openflow connection to the Master
> OFP instance is brought down without disturbing the cluster nodes,
>
> node removal and node updation data change notifications are received in
> the  other 2 controllers in the cluster.
>
> The openflow switch was initially connected to all the 3 controllers in
> the cluster. Terminating the openflow connection to one of the controllers
> should not trigger
>
> Node removal and node updation notifications in the remaining controllers
> in the cluster as the switch is still available with the cluster.
>
​Yes, looking at it.​


>
>
>
>
> *Regards,*
>
> *K.Kalaiselvi*
>
>
>
> *From:* Anil Vishnoi [mailto:[email protected]]
> *Sent:* Monday, February 01, 2016 1:57 PM
>
> *To:* K, Kalaiselvi
> *Cc:* [email protected]
> *Subject:* Re: Additional node removal/updated notifications on ovs
> switch role transition to Master in Openflowplugin
>
>
>
> HI Kalaiselvi,
>
>
>
> Can you please checkout following patch of openflowplugin and verify if it
> fixes your issue.
>
>
>
> https://git.opendaylight.org/gerrit/#/c/33843/1
>
>
>
> Thanks
>
> Anil
>
>
>
> On Sun, Jan 31, 2016 at 11:23 PM, Anil Vishnoi <[email protected]>
> wrote:
>
> Hi Kalaiselvi,
>
>
>
> I opened a bug for this issue to track it,
> https://bugs.opendaylight.org/show_bug.cgi?id=5160
>
>
>
> Pushing the patch shortly.
>
>
>
> Thanks
>
> Anil
>
>
>
> On Sun, Jan 31, 2016 at 10:02 PM, <[email protected]> wrote:
>
> Hi Anil,
>
>
>
> Can you please confirm whether the patch for avoiding the additional
> notifications on failover in the Openflowplugin He clustering is available
> in the beryllium branch
>
>
>
> *Regards,*
>
> *K.Kalaiselvi*
>
>
>
> *From:* Anil Vishnoi [mailto:[email protected]]
> *Sent:* Wednesday, January 27, 2016 2:37 PM
> *To:* K, Kalaiselvi
> *Cc:* [email protected]
> *Subject:* Re: Additional node removal/updated notifications on ovs
> switch role transition to Master in Openflowplugin
>
>
>
> Nope that should not happen, i am working on the patch that will fix this
> issue. Planning to push this patch sometime tomorrow, will update you once
> patch is ready for the test.
>
>
>
> Thanks
>
> Anil
>
>
>
> On Wed, Jan 27, 2016 at 12:46 AM, <[email protected]> wrote:
>
> Hi,
>
>
>
> With the Openflowplugin HE design clustering, when an ovs-switch is
> connected to a cluster of controllers
>
> and one of the openflowplugin instances in the cluster transitions its
> role from Slave to Master as previous master is brought down,
>
> additional node removed and node updated data change notifications are
> sent out even though the ovs-switch is still connected to one of the
> controllers in the cluster.
>
>
>
> This causes the applications dependent on the openflowplugin to consider
> this transitioning ovs-switch as new node and not as already learnt node.
>
> This behavior was not observed with the openflowplug Li clustering.
>
> Is there any specific reasons why these additional notifications sent out
> with the He clustering design.
>
>
>
> Regards,
>
> K.Kalaiselvi
>
>
>
>
>
>
>
> --
>
> Thanks
>
> Anil
>
>
>
>
>
> --
>
> Thanks
>
> Anil
>
>
>
>
>
> --
>
> Thanks
>
> Anil
>



-- 
Thanks
Anil
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