Re: [Qemu-devel] [wiki] New wiki page - vhost-user setup with ovs/dpdk backend

[Marcel Apfelbaum]

On 09/21/2015 11:25 AM, Marcel Apfelbaum wrote:
> On 09/21/2015 08:01 AM, Star Chang wrote:
> > Hi Marcel:
> >
> > Many thanks for you to contribute wiki page in how to configuring vhost-user 
> > type with openvsitch/qemu in VM environment.
> >
> > We bring 2 VMs up with vhost-user type. We can see eth0 interfaces created in 2 
> > VMs with proper mac address we assign. After IP address assignment, 2 VMs could 
> > not PING to each other when they are in
> > the same subnet. There are not packets at all in count when running ovs-ofctl 
> > dump-ports :(
> >
> > However, we check link up state via ovs-ofctl utility but LINK_DOWN as below. 
> > Have any one with experiences and give some helps … Thanks!!
>
> Hi,
>
> I would look into OVS log for specific issues:
>
>     journalctl  --since `date +%T --date="-10 minutes"`
>
> The above command will show you the last 10 minutes log.
> You are welcomed to show us the log.

I forgot to CC the list.

Thanks,
Marcel

> Thanks,
> Marcel
>
> > $ sudo ./utilities/ovs-ofctl show ovsbr0
> > OFPT_FEATURES_REPLY (xid=0x2): dpid:00000670da615e4a
> > n_tables:254, n_buffers:256
> > capabilities: FLOW_STATS TABLE_STATS PORT_STATS QUEUE_STATS ARP_MATCH_IP
> > actions: output enqueue set_vlan_vid set_vlan_pcp strip_vlan mod_dl_src 
> > mod_dl_dst mod_nw_src mod_nw_dst mod_nw_tos mod_tp_src mod_tp_dst
> > 1(vhost-user1): addr:00:00:00:00:00:00
> > config: PORT_DOWN
> > state: LINK_DOWN
> > speed: 0 Mbps now, 0 Mbps max
> > 2(vhost-user2): addr:00:00:00:00:00:00
> > config: PORT_DOWN
> > state: LINK_DOWN
> > speed: 0 Mbps now, 0 Mbps max
> > LOCAL(ovsbr0): addr:06:70:da:61:5e:4a
> > config: PORT_DOWN
> > state: LINK_DOWN
> > current: 10MB-FD COPPER
> > speed: 10 Mbps now, 0 Mbps max
> > OFPT_GET_CONFIG_REPLY (xid=0x4): frags=normal miss_send_len=0
> >
> >
> >
> > Thanks,
> > Star
> >
> > --
> > The future belongs to those who believe in the beauty of their dreams.