[ovs-dev] Stats for flow-based logical ports/tunnels?

Jesse Gross jesse at nicira.com
Fri Jan 4 16:56:56 UTC 2013

On Fri, Jan 4, 2013 at 5:36 AM, Jarno Rajahalme <jarno.rajahalme at nsn.com> wrote:
> On Dec 13, 2012, at 21:26 , ext Jesse Gross wrote:
>> Yes, at the kernel level there is no mapping from tunnel IP
>> information to either port or datapath - it just extracts the
>> information and stores it in the flow.  This is why the single
>> datapath changes were necessary.
> What is the plan regarding statistics for flow-based tunnels?
> As it is it seems the port stats would accrue on the underlying
> null_port with no easy way of getting the stats on the virtual
> port level.

Yes, we'll have to reconstruct port stats from the flows that direct
traffic to and from those ports.

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