Hi,

Hummm... it is depending on the implementation of your switch, I guess.

The length of the OpenFlow messages in bytes can be retried from ofp_header,
but how to allocate memory for those rules is not mentioned on the OpenFlow
Spec.

Have you tried to contact your switch's team?

Thanks,
Iwase


On 2016年11月28日 21:50, Moh'd Reza Abbasi wrote:
> Hello all,
> I am new to SDN and Ryu controller world, so I have couple of questions:
>
>    1. How can I find out about switch TCAM capacity and available memory?
>    2. How can I find out about a flow size before installing the flow-rules
>    in the switches and establishing the path between the source and the
>    destination?
>
>
> Thanks in advance
>
>
>
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> Ryu-devel@lists.sourceforge.net
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