[ovs-discuss] Does a megaflow cantain wildcard bits in OVS cache?

Hao Wu wuhao.thu at gmail.com
Tue Sep 29 03:38:02 UTC 2015


I see. thanks.

+++++++++++++++++
Best,
Hao

On Tue, Sep 29, 2015 at 11:34 AM, Ben Pfaff <blp at nicira.com> wrote:

> On Tue, Sep 29, 2015 at 11:33:15AM +0800, Hao Wu wrote:
> >   I think each megaflow table is built according to a certain tuple
> > consisting of fields. If we don't care some bits in the packet, we won't
> > select them in the matching tuple, so why we still need the wildcard
> bits?
>
> Which bits a flow matches must be tracked somehow.
>
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