[ovs-dev] Iperf to test the openvswitch

Gurucharan Shetty shettyg at nicira.com
Mon Sep 29 16:18:11 UTC 2014


If you can ping but cannot use iperf for TCP, one thing to do would be
to check iptables rules that block TCP connections in the VM (default
in Centos)

On Mon, Sep 29, 2014 at 9:07 AM, Alex Wang <alexw at nicira.com> wrote:
> Could you try using `ovs-dpctl dump-flows` to see what the flow look like
> when you start the iperf test?
>
> I checked the radio, iperf test should work if you used that configuration,
>
> Thanks,
> Alex Wang,
>
> On Sun, Sep 28, 2014 at 11:44 PM, Gheit Abomakhleb <ghibrahim86 at icloud.com>
> wrote:
>
>> Thanks for your quick reply
>> Of course it is installed in both VMs
>>
>> Sent from my iPad
>>
>> On 2014年9月29日, at 08:40, Alex Wang <alexw at nicira.com> wrote:
>>
>> Could you confirm that there is iperf installed on both vms?
>>
>> Thanks,
>> Alex Wang,
>>
>> On Sun, Sep 28, 2014 at 8:52 AM, Gheit Abomakhleb <ghibrahim86 at icloud.com>
>> wrote:
>>
>>> Hello everybody
>>> I already establish a network with tow VMs connected via OVS as explained
>>> in this youtube clip,
>>>
>>> https://m.youtube.com/watch?v=rYW7kQRyUvA
>>>
>>>  I succeeded to ping the tow VMs , but when I used iperf to test the
>>> performance one VM as server and the another as client , iperf could not
>>> establish a connection between these tow VMs
>>> Can you guys help me to figure out what is the problem ?
>>>
>>> Best regard
>>>
>>> GHEIT
>>>
>>> Sent from my iPad
>>> _______________________________________________
>>> dev mailing list
>>> dev at openvswitch.org
>>> http://openvswitch.org/mailman/listinfo/dev
>>>
>>
>>
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