[ovs-discuss] OVS Stale Flows in OpenFlow Beacon

[David Erickson]

Hi Dmita,
At first glance I'd say there is some Beacon side debugging to be done 
first before considering a possible OVS issue.  Lets work through it on 
the Beacon forum and then come back here if needed.

David

On 7/25/2013 2:15 PM, Dmita Levy wrote:
> Hello,
>
> When I connect a Host running OVS to a Floodlight controller, there 
> are no problems and the OVS Bridges on that Host work properly. When 
> connected to an OpenFlow Beacon controller I get a warning about 
> "Stale Flows" and then a timeout and disconnect. Subsequently, the 
> connection to the controller is terminated and I am unable to ping at 
> all, as if OVS shut down the link and will not allow any traffic out. 
> Not sure if this is a Beacon issue or OVS issue so I posted on both.
>
>
> osgi> 16:52:41.422 [pool-2-thread-1] INFO n.b.core.internal.Controller 
> - Started thread 
> Thread[pool-2-thread-1,5,spring-osgi-extender[7844ffb2]-threads] for 
> IOLoop IOLoop [id=0 stream_count=0]
> 16:52:41.428 [SpringOsgiExtenderThread-9] INFO 
> n.b.core.internal.Controller - Beacon Core Started
> 16:52:41.867 [SpringOsgiExtenderThread-14] INFO 
> n.b.core.internal.Controller - Controller listening on *:6633
> 16:53:16.266 [pool-2-thread-2] INFO  n.b.core.internal.Controller - 
> Switch connected from java.nio.channels.SocketChannel[connected 
> local=/172.16.1.254:6633 <http://172.16.1.254:6633> 
> remote=/172.16.1.2:43288 <http://172.16.1.2:43288>]
> 16:53:16.275 [pool-2-thread-2] INFO  n.b.core.internal.Controller - 
> Added switch OFSwitchImpl [Socket[addr=/172.16.1.2 
> <http://172.16.1.2>,port=43288,localport=6633] DPID[?]] to IOLoop 
> IOLoop [id=0 stream_count=1]
> 16:54:08.804 [pool-2-thread-2] INFO  n.b.core.internal.Controller - 
> Switch connected from java.nio.channels.SocketChannel[connected 
> local=/172.16.1.254:6633 <http://172.16.1.254:6633> 
> remote=/172.16.1.2:43289 <http://172.16.1.2:43289>]
> 16:54:08.806 [pool-2-thread-2] INFO  n.b.core.internal.Controller - 
> Added switch OFSwitchImpl [Socket[addr=/172.16.1.2 
> <http://172.16.1.2>,port=43289,localport=6633] DPID[?]] to IOLoop 
> IOLoop [id=0 stream_count=2]
> 16:54:17.247 [pool-2-thread-1] *WARN n.b.routing.internal.Routing - 
> Stale flows detected* from 00:0c:ce:12:b2:15 to Device 
> [dataLayerAddress=00:0c:ce:12:b2:15, swId=00:00:00:19:b9:1a:f9:ff, 
> swPort=1, networkAddresses=], lastSeen=1374785657247], removing 
> existing flows
> 16:54:25.429 [Timer-2] INFO  n.b.core.internal.Controller - Switch 
> liveness timeout detected 10030ms, disconnecting OFSwitchImpl 
> [Socket[addr=/172.16.1.2 
> <http://172.16.1.2>,port=43288,localport=6633] 
> DPID[00:00:1a:3a:10:2b:91:45]]
> 16:54:25.429 [Timer-2] INFO  n.b.core.internal.Controller - Switch 
> disconnected OFSwitchImpl [Socket[addr=/172.16.1.2 
> <http://172.16.1.2>,port=43288,localport=6633] 
> DPID[00:00:1a:3a:10:2b:91:45]]
> 16:54:27.428 [Timer-2] INFO  n.b.core.internal.Controller - *Switch 
> liveness timeout* detected 10182ms, disconnecting OFSwitchImpl 
> [Socket[addr=/172.16.1.2 
> <http://172.16.1.2>,port=43289,localport=6633] 
> DPID[00:00:00:19:b9:1a:f9:ff]]
> 16:54:27.428 [Timer-2] INFO  n.b.core.internal.Controller - *Switch 
> disconnected OF*SwitchImpl [Socket[addr=/172.16.1.2 
> <http://172.16.1.2>,port=43289,localport=6633] 
> DPID[00:00:00:19:b9:1a:f9:ff]]
>
>
> Thanks Always!
> Dmita
>
>
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