[ovs-discuss] Idea of an ovn native "rally"

Russell Bryant rbryant at redhat.com
Fri Dec 1 13:23:35 UTC 2017


On Fri, Dec 1, 2017 at 4:35 AM, Miguel Angel Ajo Pelayo <majopela at redhat.com
> wrote:

> Oh, thank you Ben,
>
> That's fantastic, I didn't know that was based on rally.
>
> I have to give it a try, and sync with mr Mestery.
> Russell, were you involved in this?
>

​Not involved, but aware of it.

It helps simulate larger scale by running many instances of OVN on a single
host using ovs-sandbox (or at least a similar technique).​

​I've added Han Zhou and Lei Huang​, where the project originally came from.



>
> Best regards,
> Miguel Ángel.
>
>
>
> On Tue, Nov 28, 2017 at 7:39 PM, Ben Pfaff <blp at ovn.org> wrote:
>
>> On Thu, Nov 23, 2017 at 12:01:33PM +0100, Miguel Angel Ajo Pelayo wrote:
>> > Today during coffee I was discussing with Jakub the idea of having
>> > some sort of "rally" [1] [2] like project to measure the native reponse
>> > of OVN at scale, measuring things like:
>> >
>> >   * NB object creation to SB update
>> >   * Tap creation to SB port binding, and to connectivity.
>> >   * dnat NAT association to dnat connectivity
>> >
>> >   * any other ideas?
>> >
>> >
>> > This project has been specially helpful (in OpenStack) to detect race
>> > conditions and bottlenecks. But I'm afraid that the OpenStack overhead
>> > hide the real OVN numbers.
>>
>> I support adding some OVN testing, especially scale testing.  There is a
>> dormant ovn scale testing project that might be a place to start (I've
>> never looked at it personally):
>>         https://github.com/openvswitch/ovn-scale-test
>>
>
>


-- 
Russell Bryant
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