[ovs-discuss] Realistic maximum for flow table size

Ben Pfaff blp at ovn.org
Fri Feb 26 16:59:41 UTC 2016


On Fri, Feb 26, 2016 at 01:41:20PM +0530, Deven Bansod wrote:
> I wanted to ask if there is a standard maximum of the OVS flow table
> size, which is a prescribed maximum and the performance would not be
> affected greatly till that size.
> 
> Could anyone from the developers or contributors confirm a realistic
> figure (even an estimate would do) that I can safely assume as maximum
> flow table size ?

I wouldn't go beyond 1-2 million flows without careful consideration.



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