On Sun, Aug 24, 2014 at 7:24 PM, aarggh @aarggh.com <[email protected]> wrote: > Hi all, we have an odd but very specific issue with GRE tunnels we’ve > created using Openvswitch v2.1.2 on Centos 6.5 x64. We have created the > interfaces and GRE tunnels fine as peer the simple and fairly standard > instructions widely available, and once we insert an arp entry, we can ping > endpoints fine, but although everything works just fine at first, we find > that after a few days of uptime that when we ping endpoints, the icmp_seq > goes from low random response times, to a cycle in which every 70 pings it > resets to a set high value, 120ms, and gradually drops down to 22ms over the > next 70 pings. > > > > Further, ping response seems to be padded out where necessary to ensure it > remains a cycle of 70 pings. > > > > Stopping, or restarting Openvswitch doesn’t fix it, but restarting > networking and adding the static arp entry back in does. > > > > We’re at our wits end trying to determine the cause of this strange > behaviour, is there some obscure cache setting in OVS that would cause this?
It seems somewhat unlikely that this is caused by OVS. _______________________________________________ discuss mailing list [email protected] http://openvswitch.org/mailman/listinfo/discuss
