On Thu, May 21, 2020 at 12:20 PM Ben Pfaff <[email protected]> wrote: > > On Thu, May 21, 2020 at 10:50:21PM +0800, 陳奕任 wrote: > > Hello, > > > > > > ==== What you did that make the problem appear. ==== > > I use Ryu as the OpenFlow controller. > > I try to use Packet-Out with Actions=ActionGroup(1) and in_port=Controller, > > where the type of group 1 is "select". > > There is only one bucket and the bucket has only one ActionOutput to a > > physical port, because I am doing a small test for a project. > > > > I use OpenFlow13 firstly, and then I try to use OpenFlow15. both of them > > have the same problem. > > > > ==== What you expected to happen. ==== > > My composed packets should be sent > > > > ==== What actually happened. ==== > > no packet is sent. > > > > ==== other trials (other information that I think might be relevant.) ==== > > (1) If I change the group type to "FastFailover", it works. > > (2) if I change the in_port to "Local", it works. > > (3) if I change the Action=ActionOutput(Table), and add a flow entry > > which match is "in_port=controller" and "actions=group(1)", it doesn't > > work. I use " ovs-ofctl dump-group-stats" to check packet_count and > > byte_count, but they are not increased. > > However, the packet_count and byte_count are increased on the flow entry > > when I use ovs-ofctl dump-flows to check them. > > That's quite odd. Have you tried ofproto/trace-packet-out to see what's > going on? See ovs-vswitchd(8) for documentation.
In addition, could you attach the output of "ovs-dpctl dump-flows" and "ovs-ofctl dump-groups" when it happens?
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