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From Sávio Teles <savio.te...@lupa.inf.ufg.br>
Subject Re: Embedded Cassandra Performance
Date Wed, 16 Apr 2014 18:49:25 GMT
Thanks Chris!


2014-04-16 12:53 GMT-03:00 Chris Lohfink <clohfink@blackbirdit.com>:

> There will be a small performance improvement from not having the
> app->cluster latency.  If ran on same system (which I wouldn’t recommend)
> the latency would be pretty irrelevant anyway unless you are fighting for
> sub millisecond latency (in which case get off the JVM). You would be able
> to access the storage proxy and such directly which could provide other
> performance wins and customizations. Also any disk IO, cpu heavy work or
> object creation could throw off Cassandra’s performance.  Cassandra can peg
> out CPU, disk io, and the JVMs GC itself since it is designed to fully
> utilize a system.
>
> I think its an Ok idea for unit/integration tests or dev environments.
>
> I would say however that the massive maintence complexity of keeping your
> embedded version up to date alone (bug fixes and awesome new feature X!)
> would make embedding worth it only for edge scenarios. I would recommend
> against it.
>
> ---
> Chris Lohfink
>
> On Apr 16, 2014, at 10:13 AM, Sávio Teles <savio.teles@lupa.inf.ufg.br>
> wrote:
>
> Is it advisable to run the embedded Cassandra in production?
>
>
> 2014-04-16 12:08 GMT-03:00 Sávio Teles <savio.teles@lupa.inf.ufg.br>:
>
>> I'm running a cluster with Cassandra and my app embedded.
>>
>> Regarding performance, it is better to run embedded Cassandra?
>>
>> What are the implications of running an embedded Cassandra ?
>>
>> Tks
>> --
>> Atenciosamente,
>> Sávio S. Teles de Oliveira
>> voice: +55 62 9136 6996
>> http://br.linkedin.com/in/savioteles
>>  Mestrando em Ciências da Computação - UFG
>> Arquiteto de Software
>> Laboratory for Ubiquitous and Pervasive Applications (LUPA) - UFG
>>
>
>
>
> --
> Atenciosamente,
> Sávio S. Teles de Oliveira
> voice: +55 62 9136 6996
> http://br.linkedin.com/in/savioteles
>  Mestrando em Ciências da Computação - UFG
> Arquiteto de Software
> Laboratory for Ubiquitous and Pervasive Applications (LUPA) - UFG
>
>
>


-- 
Atenciosamente,
Sávio S. Teles de Oliveira
voice: +55 62 9136 6996
http://br.linkedin.com/in/savioteles
Mestrando em Ciências da Computação - UFG
Arquiteto de Software
Laboratory for Ubiquitous and Pervasive Applications (LUPA) - UFG

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