https://jira.opendaylight.org This file is an XML representation of an issue en-us 8.20.10 820010 22-06-2022 https://jira.opendaylight.org/browse/OPNFLWPLUG-389 OpenFlowPlugin <p>In our POC (two OVS 2.3 instances) groupmods are not sent out to second node to connect.</p> <p>I see:</p> <ul class="alternate" type="square"> <li>groupmods in node:1 and node:2 in CONF (attached)</li> <li>groupmods in node:1 ONLY in OPER (attached)</li> <li>wireshark only shows groupmods for node:1 on the wire (was running wireshark on node:2 but you can see flowmods written to node:2)</li> </ul> <p>Operating System: All<br/> Platform: All</p> OPNFLWPLUG-389

GroupMods not being written to second switch

Bug Resolved Done Michal Rehak Keith Burns Sun, 29 Mar 2015 18:48:49 +0000 Mon, 27 Sep 2021 09:01:27 +0000 Thu, 9 Apr 2015 15:32:04 +0000 General 0 2 <p>Attachment nogroupmodissue-groups_in_OPER-node1 has been added with description: OPER-node1</p> <p>Attachment nogroupmodissue-no-groups_in_OPER-node2 has been added with description: OPER-node2-nogroups</p> <p>Attachment nogroupmodissue-groups_in_CONF has been added with description: CONF-groupmods-for-both</p> <p>See groupmods for node1, none for node2 in the trace. CONF shows we are handing them to the datastore, but nothing on the wire for node2. </p> <p>You do see groupmods for node1</p> <p>Attachment no-groupmod-s2-OF.pcapng has been added with description: wireshark</p> <p>Been testing with michal_rehak.</p> <p><a href="https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/groupbasedpolicy/distribution-karaf/0.2.0-SNAPSHOT/" class="external-link" target="_blank" rel="nofollow noopener">https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/groupbasedpolicy/distribution-karaf/0.2.0-SNAPSHOT/</a></p> <p>Downloaded and tested using following procedure:</p> <ul class="alternate" type="square"> <li>"karaf clean"</li> <li>load features then exit controller</li> <li>"karaf" (no clean).<br/> (note first load you get an FRM bork, and next load no errors and all good).</li> <li>Run GBP POC (62 flows expected each node)</li> </ul> <p>RESULTS:</p> <ul class="alternate" type="square"> <li>295 &amp; 296: Good.</li> </ul> <ul class="alternate" type="square"> <li>298: ISSUE WITH NO FLOWS IN SOME TABLES (already bug on this and solved)</li> </ul> <ul class="alternate" type="square"> <li>299 &amp; 300: FRM borked: <a href="https://gist.github.com/9e1686759f536947664b" class="external-link" target="_blank" rel="nofollow noopener">https://gist.github.com/9e1686759f536947664b</a> (yes I used same method).</li> </ul> <p>To recreate use:</p> <p>feature:install odl-groupbasedpolicy-base odl-restconf odl-groupbasedpolicy-ofoverlay</p> <p>This should fix it:</p> <p><a href="https://git.opendaylight.org/gerrit/#/c/17740/" class="external-link" target="_blank" rel="nofollow noopener">https://git.opendaylight.org/gerrit/#/c/17740/</a></p> <p>I now see GroupMods with appropriate OXMs (I think this was the crux)</p> <p>It wasn't that it was a 2nd node per se not getting group mods, but when we have a 2nd node, the group mods now include writing to OXM extensions for our tunnels (cos now we have a tunnel, which with one node you dont) and that was the piece that was broken.</p> <p>Thank you ever so much Michal for all the time and effort and a super big thanks to Ed Warnicke for the ultimate triage and patch.</p> Development External issue ID 2913 External issue URL Priority Rank 0|i030un: