[ovs-discuss] seeking help

Sanghamitra De sanghamitra.de at gmail.com
Mon Mar 30 15:10:21 UTC 2015


Hi. Thank You for the reply. I went through vswitch.ovsschema.
Do i need tp make any change in vswitch.ovsschema?

If YES then what change do i need to make?

its a lengthy file. Can You kindly let me know the exact changes i need to
make?

Thank You & Regards
Sanghamitra De



On Sat, Mar 28, 2015 at 10:26 PM, Ping Chun Huang <pichuang at cs.nctu.edu.tw>
wrote:

> hi,
>
> Does any ovsdb schema in
> "/users/peertest/openvswitch-2.3.0/vswitchd/vswitch.ovsschema"? I think you
> loss that.
>
> if you want to find that, try to "locate vswitch.ovsschema"
>
>
> pichuang, Ping-Chun Huang 黃秉鈞
>
>
> Wireless Internet Laboratory
> Computer Center, Department of Computer Science
> National Chiao Tung University
>
> 2015-03-28 15:31 GMT+08:00 Sanghamitra De <sanghamitra.de at gmail.com>:
>
>> Hi,
>> Thanks for the reply.
>>
>>
>> I made the installation by the following commands:
>>
>> sudo mkdir /work
>> sudo chown `whoami` /work
>> cd /work
>>
>> ## Download, configure, compile, and install Open vSwitch.
>> wget http://openvswitch.org/releases/openvswitch-2.3.0.tar.gz
>> tar zxf openvswitch-2.3.0.tar.gz
>> cd openvswitch-2.3.0
>> ./configure
>> make
>> sudo make install
>>
>> sudo /sbin/modprobe openvswitch
>>
>>
>>
>>
>>
>> /sbin/lsmod
>>
>>
>>
>> ## Clean up.
>> cd /
>> sudo rm -rf /work
>>
>> ## Logout, used Emulab web interface to make a disk *image*. Then loaded
>> that image to the nodes where i wanted OVS to be loaded.
>>
>> Then the following commands were given:
>>
>>
>> #ovsdb-tool create /usr/local/etc/openvswitch/conf.db
>> /users/peertest/openvswitch-2.3.0/vswitchd/vswitch.ovsschema
>>
>> # ovsdb-server --remote=punix:/usr/local/var/run/openvswitch/db.sock \
>>
>>                  --remote=db:Open_vSwitch,Open_vSwitch,manager_options \
>>
>>                  --pidfile --detach
>>
>>
>>
>>  # ovs-vsctl --no-wait init
>>
>> sudo ovs-vswitchd --pidfile --detach --log-file
>>
>>
>> Then logged into a node which has OVS installed in the above way and gave:
>>
>> sudo ifconfig eth1 0
>>
>> sudo ifconfig eth2 0
>>
>>
>> #ovs-vsctl add-br br-int
>>
>> sudo ovs-vsctl add-br OVSbr1
>>
>> sudo ovs-vsctl add-br OVSbr2
>>
>>
>> Last 3 lines give error so to see the log file:
>>
>> cat /var/log/openvswitch/ovs-vswitchd.log
>>
>>
>>
>> Am I missing out something vital in the command? If so then Please let me know what will be the correct sequence of commands.
>>
>> I'm trying to do a couple of experiments by using a few nodes in Emulab. Of these 3 nodes will act as switches- so i am using the *image *(mentioned earlier) to install OVS in them. The nodes will talk to each other and switches will do the routing.  And here i am stuck with the OVS install. Next i got to write the controller.. Can you help me get the installation right?
>>
>>
>>
>> Thanks & Regards
>>
>> Sanghamitra De
>>
>>
>>
>>
>> On Fri, Mar 27, 2015 at 10:58 PM, Kris <13520814722 at 126.com> wrote:
>>
>>> How did you install the ovs? It seems your installation is not correct.
>>>
>>>
>>> KRIS
>>>
>>>
>>> On 2015-03-28 01:02 , Sanghamitra De <sanghamitra.de at gmail.com> Wrote:
>>>
>>> Hi,
>>>
>>> the log file screenshot is attached.
>>>
>>> the following errors continue on trying the following lines:
>>>
>>>
>>> #ovs-vsctl add-br br-int
>>> ovs-vsctl: Error detected while setting up 'br-int'. See ovs-vswitchd
>>> log for details
>>>
>>> # ovs-vsctl add-br br0
>>> ovs-vsctl: Error detected while setting up 'br0'. See ovs-vswitchd log
>>> for details
>>>
>>> # ovs-vsctl add-br br1
>>> ovs-vsctl: Error detected while setting up 'br1'. See ovs-vswitchd log
>>> for details
>>>
>>> why is there problem while trying to create br-int or br0, br1 for that
>>> matter?
>>>
>>>
>>> Thanks & Regards
>>> Sanghamitra De
>>>
>>>
>>>
>>> 来自网易手机号码邮箱了解更多 <http://shouji.163.com>
>>>
>>
>>
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>>
>>
>
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