Hi Rob,

I set up a test environment using two OVS and a couple VM's and no
flowvisor. In this setup everything works perfectly and I do not get
that error message on the flowmod.

When I move my code to a real OF switches where there is a flowvisor
is when I get this error message.

Thanks,

Aaron

On Fri, Jun 24, 2011 at 1:26 PM, Ben Pfaff <b...@nicira.com> wrote:
> On Fri, Jun 24, 2011 at 12:46:52PM -0400, Aaron Rosen wrote:
>> Packet #18 in this trace is what fires off this series of events. Then
>> packet #19,20 are the corresponding flow mods to do this.  Packet #23
>> is the error message saying Specified buffer has already been used.
>
> I don't have the wireshark or tcpdump plugin for OpenFlow installed,
> so it's not easy for me to interpret this pcap file.
>
> If you turn OVS's vconn logging to the highest level (either starting
> ovs-vswitchd with -vvconn or running "ovs-appctl vlog/set vconn" after
> ovs-vswitchd has started), then it will log all of the OpenFlow
> messages in both directions.  That would be easier to interpret.
>



-- 
Aaron O. Rosen
Masters Student - Network Communication
306B Fluor Daniel
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