On Mon, 2 Jun 2014 19:17:49 +0200
Windhya Rankothge <[email protected]> wrote:

> Objective of my experiments are to check the delay caused by installing new
> rules. I would like to calculate the time for a new rule to be installed in
> a large topology (data center topology). As per my understanding I have to
> calculate the time difference between flow mod send and packet in received
> by controller.. Is there any other way ?
> Highly appreciate your thoughts on this

An OF switch doesn't notify of a controller when a new flow is
installed via FlowMod message so I think that it's difficult to
measure the delay from the controller. You could do on the switch
easily though.

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