Did you try invoking the switches with command line option " no-slicing"? That at least worked for the 1.0 userspace implementation.

Am 05.07.13 09:14, schrieb Purnima Mohan:
Hi Philip,

I am using the ofsoftswitch13.


On Fri, Jul 5, 2013 at 3:12 PM, Philip Wette <we...@mail.upb.de <mailto:we...@mail.upb.de>> wrote:

    Hi,

    which switch are you using? i had the same problem earlier this
    week with the userspace implementation. There is already a
    workaround for that issue in the main branch of mininet. just
    update via git.


    Reagrds,

    Philip

    Am 05.07.13 08:34, schrieb Purnima Mohan:
    Hi All,

    While using Mininet to setup link properties like 'BANDWIDTH'
    using TCIntf for a link between interfaces, I am facing some
    issues. Need to clarify the same. My topology is as shown below.

    _*Flows:*_
    Host1 - Host4
    Host2 - Host5
    Host3 - Host6

    I set each of the link capacity as 1Mbps using
    *"self.addLink(switch1, switch2, bw=1)"*

    When I send traffic 'simultaneously' on all the 3 hosts using
    iperf, each flow shows Bandwidth of 1Mbps. Since the link bw
    between Switch1 and Switch2 is set as 1Mbps, I expected the sum
    of the bw of the 3 flows will give me 1Mbps. But I observe that
    each of the flow gives a bw of 1 Mbps making the sum to be 3Mbps,
    when I had set the link bw between Switch1 and 2 to be just 1Mbps.

    Please clarify me on this regards, Thank you.

-- *Regards,*
    *Purnima*



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-- Philip Wette, M.Sc. E-Mail:we...@mail.upb.de <mailto:we...@mail.upb.de>
    University of Paderborn         Tel.:   05251 / 60-1716
    Department of Computer Science
    Computer Networks Grouphttp://wwwcs.upb.de/cs/ag-karl
    Warburger Straße 100            Room:   O3.152
    33098 Paderborn


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--
*Regards,*
*Purnima*



--
Philip Wette, M.Sc.             E-Mail: we...@mail.upb.de
University of Paderborn         Tel.:   05251 / 60-1716
Department of Computer Science
Computer Networks Group         http://wwwcs.upb.de/cs/ag-karl
Warburger Straße 100            Room:   O3.152
33098 Paderborn

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