Agree with Alain.

Remember that DSE is not Cassandra. It includes Cassandra, SolR, Spark, and 
Graph. So if you run all of some , it’s more than just Cassandra.

OpsCenter is another thing altogether.

--
Rahul Singh
rahul.si...@anant.us

Anant Corporation

On Apr 4, 2018, 5:42 AM -0400, Alain RODRIGUEZ <arodr...@gmail.com>, wrote:
> Hello.
>
> For questions to Datastax, I recommend you to ask them directly. I often had 
> a quick answer and they probably can answer this better than we do :).
>
> Apache Cassandra (and probably DSE-Cassandra) can work with 8 CPU (and 
> less!). I would not go much lower though. I believe the memory amount and 
> good disk throughputs are more important. It also depends on the workload 
> type and intensity, encryption, compression etc.
>
> 8 CPUs is probably just fine if well tuned, and here in the mailing list, we 
> 'support' any fancy configuration settings, but with no guarantee on the 
> response time and without taking the responsibility for your cluster :).
>
> It reminds me of my own start with Apache Cassandra. I started with t1.micro 
> back then on AWS, and people were still helping me here, of course after a 
> couple of jokes such as 'you should rather try to play a PlayStation 4 game 
> in your Gameboy', that's fair enough I guess :). Well it was working in prod 
> and I learned how to tune Apache Cassandra, I had no other options to have 
> this working.
>
> Having more CPU probably improves resiliency to some problems and reduces the 
> importance of having a cluster perfectly tuned.
>
> Benchmark your workload, test it. This would be the most accurate answer here 
> given the details we have.
>
> C*heers,
> -----------------------
> Alain Rodriguez - @arodream - al...@thelastpickle.com
> France / Spain
>
> The Last Pickle - Apache Cassandra Consulting
> http://www.thelastpickle.com
>
> > 2018-04-04 9:44 GMT+01:00 sujeet jog <sujeet....@gmail.com>:
> > > the datastax site has a hardware recommendation of 16CPU / 32G RAM for 
> > > DSE Enterprise,  Any idea what is the minimum hardware recommendation 
> > > supported, can each node be 8CPU and the support covering it ?..
>

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