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[Telemetry][TC]Telemetry status



> On 18 Dec 2019, at 11:19 pm, Witek Bedyk <witold.bedyk at suse.com> wrote:
> 
> Hi,
> 
> we have held a presentation in Shanghai on that topic if that's of help for anyone:
> 
> https://www.openstack.org/summit/shanghai-2019/summit-schedule/events/23932/transitioning-your-cloud-monitoring-from-ceilometer-to-monasca
> 
> We've compared the technology of Telemetry and Monasca and how specific use cases like billing or auto-scaling are implemented. Monasca is a valid replacement option for Gnocchi.
> 
> 
> On 12/18/19 6:37 AM, Lingxian Kong wrote:
>> 2. Monasca is also good, although it doesn't support auditing i.e.
>> storing samples which is needed by billing purpose but I didn't see it's
>> mentioned by anyone in this thread. 
> 
> I have to disagree with that. Monasca is used for billing in production.
> 
> 
>> What's more, it introduces kafaka
>> which is not usually used in all other openstack core services.
> 
> Yes, we decided to use Apache Kafka as it's better suited than RabbitMQ to pass large loads of data with high throughput. Building the system around Kafka allows us to provide fault-tolerance and scalability.

It would make it a whole lot easier to switch to Monasca if it supported RabbitMQ too. RabbitMQ also provides fault tolerance, scalability and can handle high throughput etc. Having to operate and maintain another queuing system is a big hurdle for us.

Sam