[ovs-dev] Iperf to test the openvswitch

Gheit ghibrahim86 at gmail.com
Fri Oct 3 06:18:04 UTC 2014


Thanks for your help , it works now 

Sent from my iPad

> On 2014年9月30日, at 00:18, Gurucharan Shetty <shettyg at nicira.com> wrote:
> 
> 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
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