i already use netflow on openvswitch and colect data on a Cacti :D
On 4/14/2014 6:11 PM, Marco Fanti wrote:
I think you cannot connect the openvswitch bridge to the openflow controller, because the network driver of opennebula performs some operations with ovs-vsctl and ovs-ofctl, so when you connect the controller to the bridge, you disupt the correct working of the openvswitch opennebula driver.

This is only a supposition I made, because now I can't perform any test. Probably is better if you wait an answer from a more expert user/developer.


2014-04-14 11:57 GMT+02:00 Rolandas Naujikas <[email protected] <mailto:[email protected]>>:

    On 2014-04-14 10:52, Marco Fanti wrote:

        You should give more information about your setup.
        What openflow controller are you using?


    Floodlight (from http://www.projectfloodlight.org/) in default
    configuration (tried also learning switch config).


        And the controller is controlling only the physical switches
        or also the
        OpenVSwitches? (I think this last option is not possible
        without a lot
        of work)


    Physical switches are IBM EN4093R (10Gb) and connected with
    openflow to the same floodlight controller. openvswitch is of
    1.4.2 in Debian 7.4.

    # ovs-vsctl show
    8505aff4-42e3-48c2-9173-fa0fbe5caeb3
        Bridge "br0"
            Controller "tcp:192.168.42.68:6633
    <http://192.168.42.68:6633>"
                is_connected: true
            Port "eth0"
                Interface "eth0"

    br0 have IP, eth0 have no IP.

    With floodlight in forwarding mode I have connectivity between
    hypervisor nodes (with IP of br0) and to storage nodes (for
    iSCSI), but VMs on different nodes doesn't see each other.

    Regards, Rolandas

        2014-04-13 21:36 GMT+02:00 Rolandas Naujikas
        <[email protected]
        <mailto:[email protected]>
        <mailto:[email protected]
        <mailto:[email protected]>>>:


            Hi,

            I'm trying to use openflow controller + openvswitch + KVM
        + hardware
            switch with openflow support.

            Could provide some advice, because I cannot get it running
        by using
            opennebula default config + kvm + openvswitch (ping works
        with VMs
            in the same node and fails to VMs in another nodes).

            Regards, Rolandas
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