Dear,
Thanks you so much.
Best Regards,
Soe Ye Htet
On Tue, Jul 24, 2018 at 12:05 PM, IWAMOTO Toshihiro <iwam...@valinux.co.jp>
wrote:
> On Mon, 23 Jul 2018 21:19:58 +0900,
> Soe Ye Htet wrote:
> >
> > [1 <multipart/alternative (7bit)>]
> > [1.1 <text/plain; UTF-8 (7bit)>]
> > Dear,
> >
> > Here is my source code. I put the dpset.EventDP for detecting node
> failure
> > but when I shut down the OpenFlow switch, node failure case cannot be
> > detected from RYU controller. When I turn on back the OpenFlow switch,
> the
> > words of "datapath leave" has been appeared. Actually, it should have
> > appeared when I shut down the OpenFlow switch.
>
> IIRC ryu.controller.controller detects dead Datapath only when an
> OpenFlow message is sent.
>
> I think you can use maximum-unreplied-echo-requests to get a desired
> behavior. Please check the commit:
>
> commit 1625117fbb33c0a490f0ce97510e4cdff936acea
> Author: Victor J. Orlikowski <v...@duke.edu>
> Date: Fri Feb 26 11:53:47 2016 -0500
>
> of: add echo request support
>
> --
> IWAMOTO Toshihiro
>
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