Faraz,

I looked at wrk2 last week but it appears to only support HTTP.


On Sat, Dec 21, 2019 at 2:10 PM Faraz Babar <[email protected]> wrote:

> Correctly instrumented performance testing makes test subjects act like
> quantum particles. The act of observation changes the result. If you are
> only interested in black box testing at the boundary, I have had some luck
> with wrk2, but do keep in mind, there are so many different variables from
> message size to network config to proximity between nodes that precise
> accounting of all these variables in black box testing is easy to get
> wrong. And this does not even get into garbage collection or vm overheads
> if these variables are involved. Proceed with caution.
>
> Sent from my iPhone
>
> On Dec 21, 2019, at 12:21 PM, Peter Booth <[email protected]> wrote:
>
> 
> Mark,
>
> I don't know anything about your use-case but the fact that you're posting
> on mechanical sympathy
> suggests that latency is important to you. If you are talking about low
> latency messaging, such as that
> found n electronic trading then you should forget JMeter. Depending upon
> the age of your infrastructure,
> the use of lower latency NICs like Solarflare, Mellanox, low latency
> switches, TCP offload
> you could be interested in latency measurements in the low numbers of
> microseconds.
>
> This testing is harder than it sounds when you consider the impact
> messages of varying sizes, realistic
>  topologies, slow consumers, different reliability constraints, ...
> It's easy to do this badly ( I have many times), and hard to do well.
>
> I don't know your business context. If it's electronic trading and you are
> looking at
> low latency messaging products *(like 60East's AMPS, 29West lbm (now
> Informatica), Tibco's FTL,*
> *IBM's low latency messaging (now Cofinity), Aeron, ZeroMQ, Solace) *then
> this is a solved
> problem. All the above come with benchmarking tools, but the best designed
> messaging benchmarks
> that I have seen are those done by STAC Labs.
>
> The best independent benchmarking that I have seen is that performed by
> STAC Labs.
> They have benchmarked many of the products I listed. See
> https://stacresearch.com/stac-testing-tools
>
> Hope this helps.
>
> Feel free to email me directly if you want to chat.
>
> Peter
> peter_booth *at* me.com
>
> On Friday, December 20, 2019 at 4:18:12 PM UTC-5, Mark E. Dawson, Jr.
> wrote:
>>
>> So our company is evaluating a set of messaging platforms, and we're in
>> the process of defining non-functional requirements. In preparation for
>> evaluating performance, I was considering suggesting JMeter since it
>> appears to support testing messaging platforms (with several specific
>> tutorials online). However, these tutorials show the Response Time by
>> Percentile graphs from the tool, and they all appear to show evidence of
>> CO.
>>
>> Does anyone know if the latest versions include support for HdrHistogram
>> either out-of-the-box or via extra configuration?
>>
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