[Openstack-operators] [nova] Live migration performance tests on 100 compute nodes

Matt Fischer matt at mattfischer.com
Fri Dec 30 04:30:55 UTC 2016

On Wed, Dec 28, 2016 at 6:11 AM, Koniszewski, Pawel <
pawel.koniszewski at intel.com> wrote:

> Hello everyone,
> We made a research to see how live migration performance varies between
> different configurations, especially we aimed to test tunneled vs
> non-tunneled live migrations. To test live migration we simulated a case of
> 0-day patching of 100 compute nodes (including reboot) with workloads that
> are close to the real world workloads. All the results were published [1]
> along with environment configuration and how we built test framework. Hope
> you find this useful.
> [1] https://01.org/openstack/blogs/pkoniszewski/2016/ossc-
> zero-day-patching
> Kind Regards,
> Pawel Koniszewski

Thanks for the write-up. I'm curious about your RabbitMQ connection
failures. Was it nova-compute failing to connect? Was it a bandwidth or
heartbeat issue?
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