[ovs-discuss] OpenFlow 1.3 Groups with type select

Ben Pfaff blp at nicira.com
Fri Aug 15 16:20:26 UTC 2014


On Thu, Aug 14, 2014 at 10:06:34PM -0700, Srini Seetharaman wrote:
> > > If not I was thinking of coding up a patch that would replace the
> > > current dl_dst hash with a function that chose the tuple based on type
> > > of traffic. If the flow is a TCP or UDP one the new function would hash
> > > based on the 5-tuple. Other traffic would just use the dl_dst based
> > > hash.
> >
> > I don't know why the current code uses only destination MAC.  I don't
> > see any rationale in the code or the history.  I guess changing it to
> > 5-tuple would be fine.
> 
> Hi, attached is a simple patch that changes the current behavior of
> hashing only based on the dl_dst to use all L2, L3 and L4 fields for
> the hash. Hope you can push it upstream.

Can you send this to ovs-dev in the usual way?  Thanks.



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