Re: [openstack-dev] [Ceilometer] [Rally] Does Ceilometer affect instance creation?

2013-12-12 Thread Doug Hellmann
Ok, that sounds like it would do what you want. Thanks for clarifying. :-) Doug On Thu, Dec 12, 2013 at 4:06 AM, Nadya Privalova nprival...@mirantis.comwrote: Doug, Sorry for confusing you with 'local' term. I meant that collector is up on the node which is one of the Galera-nodes. Data

[openstack-dev] [Ceilometer] [Rally] Does Ceilometer affect instance creation?

2013-12-10 Thread Nadya Privalova
Hi guys, I decided to forward this message to dev list too. On the previous week I was investigating Ceilometer performance. And this letter is a brief description of my results. Lab description: 3 controllers 187 computes HA: Galera for MySQL memcached is on, RabbitMQ in HA mode Ceilometer

Re: [openstack-dev] [Ceilometer] [Rally] Does Ceilometer affect instance creation?

2013-12-10 Thread Julien Danjou
On Tue, Dec 10 2013, Nadya Privalova wrote: Hi Nadya, Guys, if you have any questions or comments you are welcome! I think that 2x difference between avg time in empty lab and 5 sec polling scenario is not a bad result. But 100 instances that were being monitored during the test is not a

Re: [openstack-dev] [Ceilometer] [Rally] Does Ceilometer affect instance creation?

2013-12-10 Thread Boris Pavlovic
Nadya, Julien, We are working around profiling system based on logs. This will allows us to detect bottlenecks. We should make a couple of small patches in each project to support profiling. As we are going to be well integrated with OpenStack infrastructure we are going to use Ceilometer as a

Re: [openstack-dev] [Ceilometer] [Rally] Does Ceilometer affect instance creation?

2013-12-10 Thread Nadya Privalova
Julien, Yes, I use the same SQL for Nova and Ceilometer. Thanks for pointing this out. My bad, I didn't take it into account. So if we want to use Ceilometer + MySQL in production (in theory :) ) we need to use separate controllers with Ceilometer's MySQL only. And each controller may run it's

Re: [openstack-dev] [Ceilometer] [Rally] Does Ceilometer affect instance creation?

2013-12-10 Thread Julien Danjou
On Tue, Dec 10 2013, Nadya Privalova wrote: Yes, I use the same SQL for Nova and Ceilometer. Thanks for pointing this out. My bad, I didn't take it into account. So if we want to use Ceilometer + MySQL in production (in theory :) ) we need to use separate controllers with Ceilometer's MySQL