[ovs-discuss] Controller Connection openvswitch

[Ben Pfaff]

It seems likely that the controller is doing something that kills the
connection.

On Mon, Mar 24, 2014 at 05:30:19PM +0000, filipe Antonio wrote:
> Hi,
> 
> Those are the logs I get,
> 
> 2014-03-24T16:43:52.127Z|04226|rconn|INFO|of-switch<->tcp:192.168.0.253:6633:
> connected
> 2014-03-24T16:43:52.162Z|04227|fail_open|WARN|No longer in fail-open mode
> 2014-03-24T16:44:02.122Z|04228|rconn|ERR|of-switch<->tcp:192.168.0.253:6633:
> no response to inactivity probe after 5 seconds, disconnecting
> 2014-03-24T16:44:03.121Z|04229|rconn|INFO|of-switch<->tcp:192.168.0.253:6633:
> connecting...
> 2014-03-24T16:44:04.121Z|04230|rconn|INFO|of-switch<->tcp:192.168.0.253:6633:
> connection timed out
> 2014-03-24T16:44:04.121Z|04231|rconn|INFO|of-switch<->tcp:192.168.0.253:6633:
> waiting 2 seconds before reconnect
> 2014-03-24T16:44:06.121Z|04232|rconn|INFO|of-switch<->tcp:192.168.0.253:6633:
> connecting...
> 2014-03-24T16:44:07.151Z|04233|fail_open|WARN|Could not connect to
> controller (or switch failed controller's post-connection admission
> control policy) for 15 seconds, failing open
> 2014-03-24T16:44:08.121Z|04234|rconn|INFO|of-switch<->tcp:192.168.0.253:6633:
> connection timed out
> 2014-03-24T16:44:08.121Z|04235|rconn|INFO|of-switch<->tcp:192.168.0.253:6633:
> waiting 4 seconds before reconnect
> 2014-03-24T16:44:12.121Z|04236|rconn|INFO|of-switch<->tcp:192.168.0.253:6633:
> connecting...
> 2014-03-24T16:44:12.127Z|04237|rconn|INFO|of-switch<->tcp:192.168.0.253:6633:
> connected
> 2014-03-24T16:44:12.158Z|04238|fail_open|WARN|No longer in fail-open mode
> 2014-03-24T16:44:17.287Z|04239|ofproto|INFO|of-switch: 3 flow_mods in
> the 39 s starting 45 s ago (3 deletes)
> 2014-03-24T16:44:22.121Z|04240|rconn|ERR|of-switch<->tcp:192.168.0.253:6633:
> no response to inactivity probe after 5 seconds, disconnecting
> 2014-03-24T16:44:23.121Z|04241|rconn|INFO|of-switch<->tcp:192.168.0.253:6633:
> connecting...
> 2014-03-24T16:44:24.121Z|04242|rconn|INFO|of-switch<->tcp:192.168.0.253:6633:
> connection timed out
> 2014-03-24T16:44:24.121Z|04243|rconn|INFO|of-switch<->tcp:192.168.0.253:6633:
> waiting 2 seconds before reconnect
> 2014-03-24T16:44:26.121Z|04244|rconn|INFO|of-switch<->tcp:192.168.0.253:6633:
> connecting...
> 2014-03-24T16:44:27.179Z|04245|fail_open|WARN|Could not connect to
> controller (or switch failed controller's post-connection admission
> control policy) for 15 seconds, failing open
> 2014-03-24T16:44:28.121Z|04246|rconn|INFO|of-switch<->tcp:192.168.0.253:6633:
> connection timed out
> 2014-03-24T16:44:28.121Z|04247|rconn|INFO|of-switch<->tcp:192.168.0.253:6633:
> waiting 4 seconds before reconnect
> 
> Filipe
> 
> 
> Em 24-03-2014 16:23, Ben Pfaff escreveu:
> > On Mon, Mar 24, 2014 at 03:57:55PM +0000, filipe Antonio wrote:
> >> My LAN has two openvswitch and an ODL controller. I run the command
> >> ovs-vsctl set controller in each openvswitch to connect to the
> >> controller, with success. I can visualize the network in ODL. When I
> >> run repeatedly the command *List Controller* in the console of one of
> >> the openvswitch, the is_connected field alternate between true and
> >> false, which i think it means the connection is not stable. Why is it
> >> happening?
> > You can find more information in the Open vSwitch log.
>