[ovs-discuss] Error adding port for datapath type netdev

[Jesse Gross]

On Mon, Jul 22, 2013 at 1:20 PM, Benjamin Lunsky
<benjamin.lunsky at netronome.com> wrote:
> I did another experiment and got the same result.  I have included the
> system logs in this case - perhaps it is informative?
>
> Running the following instructions on the latest git clone of the OVS
> repository:
>
> ./boot.sh
> ./configure --with-linux=/lib/modules/`uname -r`/build
> make
> make install
> touch /usr/local/etc/ovs-vswitchd.conf
> mkdir -p /usr/local/etc/openvswitch
> mkdir -p /usr/local/var/run/openvswitch/
> touch /usr/local/etc/ovs-vswitchd.conf
> ovsdb-tool create /usr/local/etc/openvswitch/conf.db
> vswitchd/vswitch.ovsschema
> ovsdb-server --remote=punix:/usr/local/var/run/openvswitch/db.sock \
>                      --remote=db:Open_vSwitch,Open_vSwitch,manager_options \
>                      --private-key=db:Open_vSwitch,SSL,private_key \
>                      --certificate=db:Open_vSwitch,SSL,certificate \
>                      --bootstrap-ca-cert=db:Open_vSwitch,SSL,ca_cert \
>                      --pidfile --detach
> ovs-vsctl --no-wait init
> ovs-vswitchd --pidfile --detach
>
> ovs-vsctl add-br br1 -- set bridge br1 datapath_type=netdev
> ovs-vsctl add-port br1 p1 -- set interface p1 ofport_request=1 --
> ovs-vsctl add-port br1 p2 -- set interface p2 ofport_request=2 --
> ovs-vsctl show
>
> I get these system logs:
>
> Jul 22 22:16:18 donkey ovsdb-server:
> ovs|00001|ovsdb_server|INFO|ovsdb-server (Open vSwitch) 1.11.90
> Jul 22 22:16:18 donkey ovs-vsctl: ovs|00001|vsctl|INFO|Called as ovs-vsctl
> --no-wait init
> Jul 22 22:16:18 donkey ovs-vswitchd:
> ovs|00001|reconnect|INFO|unix:/usr/local/var/run/openvswitch/db.sock:
> connecting...
> Jul 22 22:16:18 donkey ovs-vswitchd:
> ovs|00002|reconnect|INFO|unix:/usr/local/var/run/openvswitch/db.sock:
> connected
> Jul 22 22:16:18 donkey ovs-vswitchd: ovs|00003|bridge|INFO|ovs-vswitchd
> (Open vSwitch) 1.11.90
> Jul 22 22:16:23 donkey ovs-vsctl: ovs|00001|vsctl|INFO|Called as ovs-vsctl
> add-br br1 -- set bridge br1 datapath_type=netdev
> Jul 22 22:16:23 donkey NetworkManager:    SCPlugin-Ifupdown: devices added
> (path: /sys/devices/virtual/net/ovs-netdev, iface: ovs-netdev)
> Jul 22 22:16:23 donkey NetworkManager:    SCPlugin-Ifupdown: device added
> (path: /sys/devices/virtual/net/ovs-netdev, iface: ovs-netdev): no ifupdown
> configuration found.
> Jul 22 22:16:23 donkey NetworkManager: <WARN>  device_creator():
> /sys/devices/virtual/net/ovs-netdev: couldn't determine device driver;
> ignoring...
> Jul 22 22:16:23 donkey NetworkManager:    SCPlugin-Ifupdown: devices added
> (path: /sys/devices/virtual/net/br1, iface: br1)
> Jul 22 22:16:23 donkey NetworkManager:    SCPlugin-Ifupdown: device added
> (path: /sys/devices/virtual/net/br1, iface: br1): no ifupdown configuration
> found.
> Jul 22 22:16:23 donkey NetworkManager: <WARN>  device_creator():
> /sys/devices/virtual/net/br1: couldn't determine device driver; ignoring...
> Jul 22 22:16:23 donkey kernel: [21243.427906] device ovs-netdev entered
> promiscuous mode
> Jul 22 22:16:23 donkey ovs-vswitchd: ovs|00004|bridge|INFO|bridge br1: added
> interface br1 on port 65534
> Jul 22 22:16:23 donkey ovs-vswitchd: ovs|00005|dpif_linux|ERR|Generic
> Netlink family 'ovs_datapath' does not exist. The Open vSwitch kernel module
> is probably not loaded.
> Jul 22 22:16:23 donkey kernel: [21243.432902] device br1 entered promiscuous
> mode
> Jul 22 22:16:23 donkey ovs-vswitchd: ovs|00006|bridge|INFO|bridge br1: using
> datapath ID 0000e2afa43e494b
> Jul 22 22:16:23 donkey ovs-vswitchd: ovs|00007|connmgr|INFO|br1: added
> service controller "punix:/usr/local/var/run/openvswitch/br1.mgmt"
> Jul 22 22:16:23 donkey ovs-vsctl: ovs|00001|vsctl|INFO|Called as ovs-vsctl
> add-port br1 p1 -- set interface p1 ofport_request=1 --
> Jul 22 22:16:23 donkey ovs-vswitchd: ovs|00008|bridge|WARN|could not open
> network device p1 (No such device)
> Jul 22 22:16:23 donkey ovs-vsctl: ovs|00001|vsctl|INFO|Called as ovs-vsctl
> add-port br1 p2 -- set interface p2 ofport_request=2 --
> Jul 22 22:16:23 donkey ovs-vswitchd: ovs|00009|bridge|WARN|could not open
> network device p1 (No such device)
> Jul 22 22:16:23 donkey ovs-vswitchd: ovs|00010|bridge|WARN|could not open
> network device p2 (No such device)
> Jul 22 22:16:28 donkey ovsdb-server: ovs|00002|memory|INFO|1188 kB peak
> resident set size after 10.0 seconds
> Jul 22 22:16:28 donkey ovsdb-server: ovs|00003|memory|INFO|cells:183
> monitors:1 sessions:1
> Jul 22 22:16:28 donkey ovs-vswitchd: ovs|00011|memory|INFO|1612 kB peak
> resident set size after 10.4 seconds
> Jul 22 22:16:28 donkey ovs-vswitchd: ovs|00012|memory|INFO|facets:3 ports:1
> rules:4 subfacets:3
> Jul 22 22:16:34 donkey kernel: [21254.230010] br1: no IPv6 routers present
>
> Cannot explain why ports p1 and p2 are not added to br1.  Any help would be
> greatly appreciated!

What types of devices are p1 and p2?
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