<div dir="ltr"><div><br></div><div>Note: When I configured vdsm-tool ovn-config, I passed it the IP address of the OVN-Controller which is using the ovirtmgmt network, which is just one of the NIC's on the nodes.</div><div><br></div><div>I am opening up new thread as this I feel differs a bit from my original request. I have OVN which I believe is deployed correctly. I have noticed that if instances get spun up on the same oVIRT node they can all talk without issues to one another, however if one instance gets spun up on another node even if it has the same (OVN network/subnet), it can't ping or reach other instances in the subnet. I noticed that the OVN-Controller of the instance that can't talk is logging:</div><div><br></div><div><div>2016-12-02T22:50:54.907Z|00181|pinctrl|INFO|DHCPOFFER 00:1a:4a:16:01:5c 10.10.10.4</div><div>2016-12-02T22:50:54.908Z|00182|pinctrl|INFO|DHCPACK 00:1a:4a:16:01:5c 10.10.10.4</div><div>2016-12-02T22:50:55.695Z|00183|ofctrl|INFO|Dropped 7 log messages in last 10 seconds (most recently, 0 seconds ago) due to excessive rate</div><div>2016-12-02T22:50:55.695Z|00184|ofctrl|INFO|dropping duplicate flow: table_id=32, priority=150, reg10=0x2/0x2, actions=resubmit(,33)</div><div>2016-12-02T22:51:10.705Z|00185|ofctrl|INFO|Dropped 6 log messages in last 15 seconds (most recently, 5 seconds ago) due to excessive rate</div><div>2016-12-02T22:51:10.705Z|00186|ofctrl|INFO|dropping duplicate flow: table_id=32, priority=150, reg10=0x2/0x2, actions=resubmit(,33)</div><div>2016-12-02T22:51:20.710Z|00187|ofctrl|INFO|Dropped 4 log messages in last 10 seconds (most recently, 5 seconds ago) due to excessive rate</div><div>2016-12-02T22:51:20.710Z|00188|ofctrl|INFO|dropping duplicate flow: table_id=32, priority=150, reg10=0x2/0x2, actions=resubmit(,33)</div><div>2016-12-02T22:51:35.718Z|00189|ofctrl|INFO|Dropped 5 log messages in last 15 seconds (most recently, 5 seconds ago) due to excessive rate</div><div>2016-12-02T22:51:35.718Z|00190|ofctrl|INFO|dropping duplicate flow: table_id=32, priority=150, reg10=0x2/0x2, actions=resubmit(,33)</div><div>2016-12-02T22:51:45.724Z|00191|ofctrl|INFO|Dropped 3 log messages in last 10 seconds (most recently, 5 seconds ago) due to excessive rate</div><div>2016-12-02T22:51:45.724Z|00192|ofctrl|INFO|dropping duplicate flow: table_id=32, priority=150, reg10=0x2/0x2, actions=resubmit(,33)</div><div>2016-12-02T22:51:55.730Z|00193|ofctrl|INFO|Dropped 5 log messages in last 10 seconds (most recently, 0 seconds ago) due to excessive rate</div><div>2016-12-02T22:51:55.730Z|00194|ofctrl|INFO|dropping duplicate flow: table_id=32, priority=150, reg10=0x2/0x2, actions=resubmit(,33)</div><div>2016-12-02T22:52:10.738Z|00195|ofctrl|INFO|Dropped 5 log messages in last 15 seconds (most recently, 5 seconds ago) due to excessive rate</div><div>2016-12-02T22:52:10.739Z|00196|ofctrl|INFO|dropping duplicate flow: table_id=32, priority=150, reg10=0x2/0x2, actions=resubmit(,33)</div><div>2016-12-02T22:52:20.744Z|00197|ofctrl|INFO|Dropped 3 log messages in last 10 seconds (most recently, 5 seconds ago) due to excessive rate</div><div>2016-12-02T22:52:20.744Z|00198|ofctrl|INFO|dropping duplicate flow: table_id=32, priority=150, reg10=0x2/0x2, actions=resubmit(,33)</div><div>2016-12-02T22:52:35.752Z|00199|ofctrl|INFO|Dropped 5 log messages in last 15 seconds (most recently, 5 seconds ago) due to excessive rate</div><div>2016-12-02T22:52:35.752Z|00200|ofctrl|INFO|dropping duplicate flow: table_id=32, priority=150, reg10=0x2/0x2, actions=resubmit(,33)</div><div>2016-12-02T22:52:45.758Z|00201|ofctrl|INFO|Dropped 4 log messages in last 10 seconds (most recently, 5 seconds ago) due to excessive rate</div><div>2016-12-02T22:52:45.758Z|00202|ofctrl|INFO|dropping duplicate flow: table_id=32, priority=150, reg10=0x2/0x2, actions=resubmit(,33)</div></div><div><br></div><div>From the OVN-Controller:</div><div><br></div><div><div>[root@dev001-022-002 ~]# ovn-nbctl show</div><div> switch ddb3b92f-b359-4b59-a41a-ebae6df7fe9a (devins-net)</div><div> port 6b289418-8b8e-42b4-8334-c71584afcd3e</div><div> addresses: ["00:1a:4a:16:01:5c dynamic"]</div><div> port 71ef81f1-7c20-4c68-b536-d274703f7541</div><div> addresses: ["00:1a:4a:16:01:61 dynamic"]</div><div> port 91d4f4f5-4b9f-42c0-aa2c-8a101474bb84</div><div> addresses: ["00:1a:4a:16:01:5e dynamic"]</div></div><div><br></div>Do I need to do something special in order to allow communication between nodes of instances on same OVN network? <div><br></div><div>Output of ovs-vsctl show from node3:</div><div><br></div><div><div>61af799c-a621-445e-8183-23dcb38ea3cc</div><div> Bridge br-int</div><div> fail_mode: secure</div><div> Port "ovn-456949-0"</div><div> Interface "ovn-456949-0"</div><div> type: geneve</div><div> options: {csum="true", key=flow, remote_ip="172.10.10.74"}</div><div> Port "ovn-c0dc09-0"</div><div> Interface "ovn-c0dc09-0"</div><div> type: geneve</div><div> options: {csum="true", key=flow, remote_ip="172.10.10.73"}</div><div> Port br-int</div><div> Interface br-int</div><div> type: internal</div><div> ovs_version: "2.6.90"</div><div><br></div>-- <br><div class="gmail_signature"><div dir="ltr"><div><br></div><div>Devin Acosta</div><div>Red Hat Certified Architect, LinuxStack </div><div>602-354-1220 || <a href="mailto:devin@linuxguru.co" target="_blank">devin@linuxguru.co</a></div></div></div>
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