The issue was on 3.10.0-7-pve kernel. After reverting to standard 2.6.32, the problem seems to be gone.
Strange. Should this still be treated by OVS or proxmox bug ? (the host is proxmox 3.4). Thanks. Andrei > On 21 Feb 2015, at 01:07, Andrei Manescu <[email protected]> wrote: > > Hello list, > > Just started using openvswitch and ran either into a bug or I am missing > something. According to various mailing list emails, MPLS label operations > are available in userspace datapath. To configure a vswitch in the userspace > DP, it needs to be set as a “netdev”, but after doing so, all vswitch > operational commands fail with "br0 is not a bridge or a socket”. > > Found a similar report from back in October: > http://openvswitch.org/pipermail/discuss/2014-October/015138.html > <http://openvswitch.org/pipermail/discuss/2014-October/015138.html>, but I > can’t find if the specified commit made it into 2.3.1 or this is a regression > bug. > > Here is the sequence of commands to reproduce (same error for ovs-ofctl > add-flow): > > root@pve:~# ovs-vsctl -V > ovs-vsctl (Open vSwitch) 2.3.1 > Compiled Dec 27 2014 11:00:30 > DB Schema 7.6.2 > > root@pve:~# ovs-vsctl del-br br0 > root@pve:~# ovs-vsctl add-br br0 > root@pve:~# ovs-vsctl add-port br0 eth1 > root@pve:~# ovs-vsctl add-port br0 tap100i0 > root@pve:~# ovs-ofctl show br0 > OFPT_FEATURES_REPLY (xid=0x2): dpid:0000000c29e93542 > n_tables:254, n_buffers:256 > capabilities: FLOW_STATS TABLE_STATS PORT_STATS QUEUE_STATS ARP_MATCH_IP > actions: OUTPUT SET_VLAN_VID SET_VLAN_PCP STRIP_VLAN SET_DL_SRC SET_DL_DST > SET_NW_SRC SET_NW_DST SET_NW_TOS SET_TP_SRC SET_TP_DST ENQUEUE > 1(eth1): addr:00:0c:29:e9:35:42 > config: 0 > state: 0 > current: 1GB-FD COPPER AUTO_NEG > advertised: 10MB-HD 10MB-FD 100MB-HD 100MB-FD 1GB-FD COPPER AUTO_NEG > supported: 10MB-HD 10MB-FD 100MB-HD 100MB-FD 1GB-FD COPPER AUTO_NEG > speed: 1000 Mbps now, 1000 Mbps max > 2(tap100i0): addr:ae:6f:8b:e7:50:3a > config: 0 > state: 0 > current: 10MB-FD COPPER > speed: 10 Mbps now, 0 Mbps max > LOCAL(br0): addr:00:0c:29:e9:35:42 > config: PORT_DOWN > state: LINK_DOWN > speed: 0 Mbps now, 0 Mbps max > OFPT_GET_CONFIG_REPLY (xid=0x4): frags=normal miss_send_len=0 > root@pve:~# ovs-vsctl set bridge br0 datapath_type=netdev > root@pve:~# ovs-ofctl show br0 > ovs-ofctl: br0 is not a bridge or a socket > > Regards, > Andrei
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