[openstack-dev] [networking-ovs-dpdk] ovs-appctl doesn't function correctly

Mooney, Sean K sean.k.mooney at intel.com
Mon Nov 16 11:12:18 UTC 2015


To use the ovs-appctl application you have to specify the socket path to the ovs-vswitchd process.
ovs-appctl -t /var/run/openvswitch/<vswitchd control socket> list-commands
e.g.
ovs-appctl -t /var/run/openvswitch/ovs-vswitchd.10110.ctl list-commands



From: Hui Xiang [mailto:hui.xiang at canonical.com]
Sent: Monday, November 16, 2015 10:01 AM
To: OpenStack Development Mailing List (not for usage questions)
Subject: [openstack-dev] [networking-ovs-dpdk] ovs-appctl doesn't function correctly

Hi all,

  I have managed to setup ovs-dpdk on Ubuntu, commands 'ovs-vsctl/ovs-ofctl' all work well excep 'ovs-appctl', could anyone help me to figure it out? Thanks in advance.


xianghui at xianghui:~$ sudo ovs-ofctl show br-int
OFPT_FEATURES_REPLY (xid=0x2): dpid:0000264fa4e1f24f
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(int-br-eth1): addr:2e:23:93:7f:54:14
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(tap7a2317aa-90): addr:0c:52:ff:7f:00:00
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
 12(vhu5392206b-dc): addr:00:00:00:00:00:00
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:26:4f:a4:e1:f2:4f
     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

xianghui at xianghui:~$ sudo ovs-appctl vlog/set dbg
2015-11-16T09:50:28Z|00001|daemon_unix|WARN|/var/run/openvswitch/ovs-vswitchd.pid: open: No such file or directory
ovs-appctl: cannot read pidfile "/var/run/openvswitch/ovs-vswitchd.pid" (No such file or directory)

Also tried as below, failed as well.

xianghui at xianghui:~$ sudo ovs-appctl -t /opt/stack/logs/ovs-vswitchd.pid vlog/set dbg
2015-11-16T09:58:15Z|00001|unixctl|WARN|failed to connect to /opt/stack/logs/ovs-vswitchd.pid
ovs-appctl: cannot connect to "/opt/stack/logs/ovs-vswitchd.pid" (Connection refused)
xianghui at xianghui:~$ sudo ovs-appctl -t /var/run/openvswitch/db.sock vlog/set dbg
unknown methodovs-appctl: /var/run/openvswitch/db.sock: server returned an error



--
Best Regards.
Hui.

OpenStack Engineer

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