[ovs-dev] how to get packet information in ovs-dpdk?

[Ben Pfaff]

On Wed, Jul 12, 2017 at 04:21:04PM +0800, Sam wrote:
> hi all,
> 
> I'm running ovs-dpdk(ovs-2.4.9), I found the counter of bond port of br_t
> is increasing, but I want to know what's these packets, how could I do this?
> 
> first, I use `ovs-ofctl snoop br_t`, but it quit quickly as below:
> 
> > [root at yf-mos-test-net07 ~]# /usr/local/bin/ovs-ofctl snoop
> > /usr/local/var/run/openvswitch/br_t.mgmt
> > [root at yf-mos-test-net07 ~]# /usr/local/bin/ovs-ofctl snoop
> > /usr/local/var/run/openvswitch/br_t.mgmt
> > ovs-ofctl: /usr/local/var/run/openvswitch/ovs-ofctl.pid: already running
> > as pid 22082, aborting

That is a strange message.  It should only appear if you use --pidfile
and --daemon and there's already an ovs-ofctl running that way.  Is the
above the complete context from your session?