[ovs-discuss] Link Failure detection time

Ben Pfaff blp at ovn.org
Tue Jul 26 17:13:19 UTC 2016


On Tue, Jul 26, 2016 at 07:57:28AM +0200, james hopper wrote:
> I have a simple question about the time OVS takes to detect link failure if i
> don't explicitly enable BFD on interfaces?  It seems that port down message is
> immediately generated, while link failure detection is taking some additional
> time. What is the exact time after which the link is considered down?

OVS doesn't have any special link failure detection logic.  Without BFD
or CFM, it's a matter of whatever your NIC driver does.



More information about the discuss mailing list