[ovs-dev] [QUESTION] the flow expire time

Ben Pfaff blp at nicira.com
Fri Oct 26 14:46:02 UTC 2012


On Fri, Oct 26, 2012 at 03:25:46PM +0800, JieYue Ma wrote:
> During my observation, it seems that the flow expire time has some
> kind of heuristic algo to compute. I add some log for flow miss, and
> start to ping from A to B. At first, the flow from A to B seems to
> miss almost every 5 seconds, but as time goes by, the miss interval
> enlarges, which means the flow expire time increases itself, doesn't
> it?

Can you explain what you observe in more detail?  It doesn't match up to
what I expect Open vSwitch to do, but I don't understand exactly what
you're reporting.



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