Rafael,  

According to the cassandra documentation, you should not be affected at all:
http://docs.datastax.com/en/cassandra/2.0/cassandra/operations/ops_tune_jvm_c.html

However, your performance with these settings will be rather poor.










Kind regards,

Radek Gruchalski

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On Monday, 12 October 2015 at 02:42, Rafael Capucho wrote:

> Hello!,
>  
> I'm using the follow marathon script [1] to launch cassandra non-seeds nodes, 
> it is working properly.
>  
> [1] - http://hastebin.com/visujikela.lua
>  
> As you can see in the script, I'm limiting CPU and Memory.
>  
> But some nodes of my cluster is not that big, even because the cluster isn't 
> big yet. As we know, cassandra generally uses a lot of memory as cache etc..
>  
> 1) I would like to know if Mesos will kill (and keep killing) Cassandra 
> process if it reach the memory limit? if Yes, how can I block Mesos from kill 
> it?
>  
> 2) If I have one server with 4gb memory where I deployed Mesos Slave, and I 
> create a container (by using marathon) with mem=1024 (for example) the 
> processing within that container, when they ask about the memory available, 
> they will receive 4gb or 1gb?
>  
> Thank you!
>  
>  
> --
> Rafael Capucho
>  
> Bachelor of Computer Science
> Federal University of São Paulo
> Institute of Science and Technology - ICT
>  
> PGP-Public Key: 2048R/7389A96F pgp.mit.edu (http://pgp.mit.edu/)
> FP: EDB5 CDEE 8442 99CC C92D 9173 6B32 A5C9 7389 A96F  

  • [no subject] Rafael Capucho
    • Re: Rad Gruchalski
      • Re: Brenden Matthews
        • Re: Rafael Capucho
          • Re: Brenden Matthews

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