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On Wed, Apr 23, 2014 at 10:32 AM, Tim Bell <Tim.Bell at cern.ch> wrote:

>
>  Joe,
>
>  There are a number of problem reports on ceilometer performance and some
> promising blueprints to address them. I'd suggest we re-run the performance
> test when those are in place. Having reference performance tests such as
> this are helpful to pick up cases where there are regression or scalability
> problems such as you raise (and production users see them also)
>
>
Tim,

Do you have any links to those blueprints?
https://blueprints.launchpad.net/ceilometer/juno is pretty sparse.


>  Tim
>
>  On 23 Apr 2014, at 18:51, Joe Gordon <joe.gordon0 at gmail.com> wrote:
>
>
>
>
> On Mon, Apr 21, 2014 at 2:10 PM, Ilya Tyaptin <ityaptin at mirantis.com>wrote:
>
>>  Hi team!
>>
>>  In light of discussions about ceilometer backends, we decided to test
>> performance of different
>> storage backends with collector and api services because these services
>> depend on backends availability.
>>
>>  For the collector testing we are using not completely real data, we are
>> generating looking like real samples with variable rate, sending them to
>> the collector and metering the time of these messages processing. Testing
>> result is the time between message receiving for recording message to db.
>>
>>  For the api testing we are only comparing the time of requests to api
>> with different backends.
>>
>>  We have prepared a document with more detailed description of test plan
>> and first results.
>> This url: *https://docs.google.com/document/d/1ARpKiYW2WN94JloG0prNcLjMeom-ySVhe8fvjXG_uRU/edit?usp=sharing
>> <https://docs.google.com/document/d/1ARpKiYW2WN94JloG0prNcLjMeom-ySVhe8fvjXG_uRU/edit?usp=sharing>*
>>
>
>  I am not sure if I read the 'Testing api' section correctly. Is that
> table in seconds?  If so a REST API that takes over two minutes
> (sample-list for Hbase, meter-list in Mongo) doesn't sound very good.
>
>
>
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