[ovs-discuss] ovs-vsctl: Error detected while setting up 'br0'. See ovs-vswitchd log for details.

[Ashish Kurian]

Dear All,

After the last installation command, the following message is what I am
getting.

2016-09-06T14:15:55Z|00003|reconnect|INFO|unix:/usr/local/var/run/openvswitch/db.sock:
connecting...
2016-09-06T14:15:55Z|00004|reconnect|INFO|unix:/usr/local/var/run/openvswitch/db.sock:
connected
2016-09-06T14:15:55Z|00005|dpif_netlink|WARN|Generic Netlink family
'ovs_datapath' does not exist. The Open vSwitch kernel module is probably
not loaded.
2016-09-06T14:15:55Z|00006|dpif|WARN|failed to enumerate system datapaths:
No such file or directory
2016-09-06T14:15:55Z|00007|dpif|WARN|failed to create datapath ovs-system:
No such file or directory
2016-09-06T14:15:55Z|00008|ofproto_dpif|ERR|failed to open datapath of type
system: No such file or directory
2016-09-06T14:15:55Z|00009|ofproto|ERR|failed to open datapath br0: No such
file or directory
2016-09-06T14:15:55Z|00010|bridge|ERR|failed to create bridge br0: No such
file or directory


Best Regards,
Ashish Kurian

On Tue, Sep 6, 2016 at 4:05 PM, Thadeu Lima de Souza Cascardo <
cascardo at redhat.com> wrote:

> On Tue, Sep 06, 2016 at 03:56:49PM +0200, Ashish Kurian wrote:
> > Dear All,
> >
> > I did try the command as "modprobe openvswitch" and it returned nothing.
> > But when i tried lsmod | less, I could see openvswitch in the list. Do I
> > need to reboot the system after the install?
> >
>
> No, you just need to make sure openvswitch module is loaded. It should be
> loaded
> by ovs-ctl start, as far as I know.
>
> Cascardo.
>
> > Best Regards,
> > Ashish Kurian
> >
> > On Tue, Sep 6, 2016 at 3:47 PM, Thadeu Lima de Souza Cascardo <
> > cascardo at redhat.com> wrote:
> >
> > > On Tue, Sep 06, 2016 at 03:36:50PM +0200, Ashish Kurian wrote:
> > > > Dear All,
> > > >
> > > > modprobe openvswitch gives me nothing
> > > >
> > >
> > > That's not helpful. It either gives you an error, or it succeeds and
> you
> > > see
> > > something with lsmod. dmesg output (the last lines right after running
> > > modprobe)
> > > might be also helpful. Looking at the appointed file would also help.
> > >
> > > Please, when asking for help, try to do your part.
> > >
> > > Thanks.
> > > Cascardo.
> > >
> > > > Best Regards,
> > > > Ashish Kurian
> > > >
> > > > On Tue, Sep 6, 2016 at 3:31 PM, Thadeu Lima de Souza Cascardo <
> > > > cascardo at redhat.com> wrote:
> > > >
> > > > > On Tue, Sep 06, 2016 at 02:52:23PM +0200, Ashish Kurian wrote:
> > > > > > Dear Team,
> > > > > >
> > > > > > I just reinstalled the ovs on my new ubuntu 16 and all the
> > > installation
> > > > > was
> > > > > > successful. I followed the install.md instructions.
> > > > > >
> > > > > > When I run command /sbin/lsmod I am not able to see openvswitch
> in
> > > the
> > > > > > list. And when I try the command to add a bridge, I get the error
> > > given
> > > > > in
> > > > > > the subject.
> > > > > >
> > > > > > When I tried to debug the error, I am not able to locate the file
> > > > > > ovs-vswitchd log.
> > > > > >
> > > > > > Is it due to some dependency errors or something else?
> > > > > >
> > > > > > Best Regards,
> > > > > > Ashish Kurian
> > > > >
> > > > > Maybe you didn't change the default paths, and the logs ended up at
> > > > > /usr/local/var/log/openvswitch/ovs-vswitchd.log.
> > > > >
> > > > > And what about loading the openvswitch module? What modprobe
> > > openvswitch
> > > > > gives
> > > > > you?
> > > > >
> > > > > Cascardo.
> > > > >
> > >
>
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