Hi Manohar, I agree with all your points.
Regards, Hideyuki Tai > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of > Manohar SL > Sent: Wednesday, June 15, 2016 05:06 > To: [email protected] > Subject: [openflowplugin-dev] Bug 5602 - Li Migration: Problems to detect the > removal of flow entries > > Hi All, > > It would be good to retain the handling of " OFPT_FLOW_REMOVED" handling > similar to the He PlugIn. > This also accounts to OpenFlow Compliance. > > Basing the detection of the Flow Removal on Stats based solution will be very > costly, in the context of time consumed for the detection of the flow removal. > Completely agree with the below very valid points mentioned by Hideyuki Tai: > >>>>>>>>>>>>>>>> > This is about problems which applications face when it needs to detect the > removal of flow entries. > 1. It takes so long time (several seconds) to detect the removal. > 2. It is possible that applications fail to detect the removal. > <<<<<<<<<<<<<<<< > > Also, there should always be the flexibility to disable Stats at any given > time. > If the Flow Removal detection is based on Stats functionality, then we will > land > up in losing this basic OpenFlow functionality. > > So, request to retain the Flow Removed handling similar to OF He PlugIn. > > Regs, > Manohar. > > ---------------------------------------------------------------------- > > Message: 1 > Date: Thu, 9 Jun 2016 23:14:28 +0000 > From: "Tai, Hideyuki" <[email protected]> > To: openflowplugin-dev <[email protected]> > Cc: "[email protected]" <[email protected]> > Subject: [openflowplugin-dev] Bug 5602 > Message-ID: > <[email protected] > gad.nec.com> > > Content-Type: text/plain; charset="us-ascii" > > Hi OpenFlow Plugin project, > > VTN project would like the OpenFlow Plugin project to provide a way to solve > the > bug 5602 in the OFP-Li (the new plugin). > This is about problems which applications face when it needs to detect the > removal of flow entries. > 1. It takes so long time (several seconds) to detect the removal. > 2. It is possible that applications fail to detect the removal. > > You can find more detailed explanation in the Bugzilla. > https://bugs.opendaylight.org/show_bug.cgi?id=5602 > > Please note that the OFP-He (the old plugin) doesn't have this issue. > > First, I would like you to decide by which way we solve the problems in Boron. > > I think there are several ways. > > One way is to support FlowRemoved notification like the OFP-He does. > Actually, there are patches for that way. > https://git.opendaylight.org/gerrit/#/c/38639 > https://git.opendaylight.org/gerrit/#/c/39906/ > https://git.opendaylight.org/gerrit/#/c/39552/ > > Since the patch (gerrit 38639) is merged, I thought OFP project decided to > take > this approach. > > Another way is to update the operational DS (flow-node-inventory:table) > immediately after the OFP-Li receives FLOW_REMOVED from openflowjava. > Then, applications can detect the removal of flow entries correctly using > listeners for the DS. > > Which way do you take for Boron? > Or other way? > > Regards, > Hideyuki Tai > > > > ------------------------------ > > Message: 2 > Date: Thu, 9 Jun 2016 16:35:00 -0700 > From: Jamo Luhrsen <[email protected]> > To: "[email protected]" > <[email protected]>, > "[email protected]" > <[email protected]>, OpenDayLight- > L2switch-Dev > <[email protected]> > Subject: [openflowplugin-dev] CSIT troubles. > openflowplugin-csit-1node-flow-services-lithium-redesign-only-boron > Message-ID: <[email protected]> > Content-Type: text/plain; charset=utf-8 > > Earlier today I pointed out [0] that l2switch had something broken happening, > but now I think I notice it in openflowplugin CSIT [1] as well. This job is > getting > aborted as it's running for 6 hours (or timeout for these jobs) normally it's > a 20m > test. > > something serious here. > > the exception in the bug [2] may give a clue. > > > JamO > > [0] https://lists.opendaylight.org/pipermail/integration-dev/2016- > June/007073.html > [1] > https://jenkins.opendaylight.org/releng/job/openflowplugin-csit-1node-flow- > services-lithium-redesign-only-boron > [2] https://bugs.opendaylight.org/show_bug.cgi?id=6042 > > > ------------------------------ > > Message: 3 > Date: Thu, 9 Jun 2016 23:37:48 +0000 > From: "Venkatrangan G - ERS, HCL Tech" <[email protected]> > To: Jamo Luhrsen <[email protected]>, > "[email protected]" > <[email protected]>, > "[email protected]" > <[email protected]>, OpenDayLight-L2switch- > Dev > <[email protected]> > Cc: "[email protected]" <[email protected]> > Subject: Re: [openflowplugin-dev] CSIT troubles. > openflowplugin-csit-1node-flow-services-lithium-redesign-only-boron > Message-ID: > <[email protected] > d04.prod.outlook.com> > > Content-Type: text/plain; charset="us-ascii" > > Hi, > > We are facing this with the VTN jobs as well > Reference: > https://jenkins.opendaylight.org/releng/view/vtn/job/vtn-csit-1node- > openstack-mitak a-neutron- > beryllium/lastSuccessfulBuild/artifact/odl1_karaf.log.tar.xz > > >From our understanding, the PACKET_IN handling is causing this. > > Regards, > Venkat G > > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Jamo > Luhrsen > Sent: Thursday, June 9, 2016 4:35 PM > To: [email protected]; openflowplugin- > [email protected]; OpenDayLight-L2switch-Dev <l2switch- > [email protected]> > Subject: [openflowplugin-dev] CSIT troubles. openflowplugin-csit-1node-flow- > services-lithium-redesign-only-boron > > Earlier today I pointed out [0] that l2switch had something broken happening, > but now I think I notice it in openflowplugin CSIT [1] as well. This job is > getting > aborted as it's running for 6 hours (or timeout for these jobs) normally it's > a 20m > test. > > something serious here. > > the exception in the bug [2] may give a clue. > > > JamO > > [0] https://lists.opendaylight.org/pipermail/integration-dev/2016- > June/007073.html > [1] > https://jenkins.opendaylight.org/releng/job/openflowplugin-csit-1node-flow- > services-lithium-redesign-only-boron > [2] https://bugs.opendaylight.org/show_bug.cgi?id=6042 > _______________________________________________ > openflowplugin-dev mailing list > [email protected] > https://lists.opendaylight.org/mailman/listinfo/openflowplugin-dev > > > ::DISCLAIMER:: > -------------------------------------------------------------------------------------- > -------------------------------------------------------------- > > The contents of this e-mail and any attachment(s) are confidential and > intended > for the named recipient(s) only. > E-mail transmission is not guaranteed to be secure or error-free as > information > could be intercepted, corrupted, lost, destroyed, arrive late or incomplete, > or > may contain viruses in transmission. The e mail and its contents (with or > without > referred errors) shall therefore not attach any liability on the originator > or HCL or > its affiliates. > Views or opinions, if any, presented in this email are solely those of the > author > and may not necessarily reflect the views or opinions of HCL or its > affiliates. Any > form of reproduction, dissemination, copying, disclosure, modification, > distribution and / or publication of this message without the prior written > consent of authorized representative of HCL is strictly prohibited. If you > have > received this email in error please delete it and notify the sender > immediately. > Before opening any email and/or attachments, please check them for viruses and > other defects. > > -------------------------------------------------------------------------------------- > -------------------------------------------------------------- > > > > ------------------------------ > > Message: 4 > Date: Thu, 9 Jun 2016 16:54:22 -0700 > From: Luis Gomez <[email protected]> > To: controller-dev <[email protected]> > Cc: "[email protected]" > <[email protected]>, > "[email protected]" > <[email protected]>, OpenDayLight- > L2switch-Dev > <[email protected]>, > "[email protected]" <[email protected]> > Subject: Re: [openflowplugin-dev] CSIT troubles. > openflowplugin-csit-1node-flow-services-lithium-redesign-only-boron > Message-ID: <[email protected]> > Content-Type: text/plain; charset="us-ascii" > > Hi controller dev, > > It seems this patch (according to CI times) broke OF he plugin topology + OF > Li > plugin topology + inventory with all the consequences in the downstream > projects: > > https://git.opendaylight.org/gerrit/#/c/38962/ > <https://git.opendaylight.org/gerrit/#/c/38962/> > > I see this patch is part of a larger controller merge list, so is the > regression > expected as part of some major change (e.g. Whether) or is this unexpected > regression? > > BR/Luis > > > > On Jun 9, 2016, at 4:37 PM, Venkatrangan G - ERS, HCL Tech > <[email protected]> wrote: > > > > Hi, > > > > We are facing this with the VTN jobs as well > > Reference: > > https://jenkins.opendaylight.org/releng/view/vtn/job/vtn-csit-1node-op > > enstack-mitak > > a-neutron-beryllium/lastSuccessfulBuild/artifact/odl1_karaf.log.tar.xz > > > > From our understanding, the PACKET_IN handling is causing this. > > > > Regards, > > Venkat G > > > > > > -----Original Message----- > > From: [email protected] > > [mailto:[email protected]] On Behalf > > Of Jamo Luhrsen > > Sent: Thursday, June 9, 2016 4:35 PM > > To: [email protected]; > > [email protected]; OpenDayLight-L2switch-Dev > > <[email protected]> > > Subject: [openflowplugin-dev] CSIT troubles. > > openflowplugin-csit-1node-flow-services-lithium-redesign-only-boron > > > > Earlier today I pointed out [0] that l2switch had something broken > > happening, > but now I think I notice it in openflowplugin CSIT [1] as well. This job is > getting > aborted as it's running for 6 hours (or timeout for these jobs) normally it's > a 20m > test. > > > > something serious here. > > > > the exception in the bug [2] may give a clue. > > > > > > JamO > > > > [0] > > https://lists.opendaylight.org/pipermail/integration-dev/2016-June/007 > > 073.html [1] > > https://jenkins.opendaylight.org/releng/job/openflowplugin-csit-1node- > > flow-services-lithium-redesign-only-boron > > [2] https://bugs.opendaylight.org/show_bug.cgi?id=6042 > > _______________________________________________ > > openflowplugin-dev mailing list > > [email protected] > > https://lists.opendaylight.org/mailman/listinfo/openflowplugin-dev > > > > > > ::DISCLAIMER:: > > ---------------------------------------------------------------------- > > ---------------------------------------------------------------------- > > -------- > > > > The contents of this e-mail and any attachment(s) are confidential and > intended for the named recipient(s) only. > > E-mail transmission is not guaranteed to be secure or error-free as > > information could be intercepted, corrupted, lost, destroyed, arrive > > late or incomplete, or may contain viruses in transmission. The e mail and > > its > contents (with or without referred errors) shall therefore not attach any > liability > on the originator or HCL or its affiliates. > > Views or opinions, if any, presented in this email are solely those of > > the author and may not necessarily reflect the views or opinions of > > HCL or its affiliates. Any form of reproduction, dissemination, > > copying, disclosure, modification, distribution and / or publication of this > message without the prior written consent of authorized representative of HCL > is > strictly prohibited. If you have received this email in error please delete > it and > notify the sender immediately. > > Before opening any email and/or attachments, please check them for viruses > and other defects. > > > > ---------------------------------------------------------------------- > > ---------------------------------------------------------------------- > > -------- > > > > _______________________________________________ > > openflowplugin-dev mailing list > > [email protected] > > https://lists.opendaylight.org/mailman/listinfo/openflowplugin-dev > > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: <http://lists.opendaylight.org/pipermail/openflowplugin- > dev/attachments/20160609/738058e4/attachment.html> > > ------------------------------ > > _______________________________________________ > openflowplugin-dev mailing list > [email protected] > https://lists.opendaylight.org/mailman/listinfo/openflowplugin-dev > > > End of openflowplugin-dev Digest, Vol 36, Issue 24 > ************************************************** > _______________________________________________ > openflowplugin-dev mailing list > [email protected] > https://lists.opendaylight.org/mailman/listinfo/openflowplugin-dev _______________________________________________ openflowplugin-dev mailing list [email protected] https://lists.opendaylight.org/mailman/listinfo/openflowplugin-dev
