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From Kunal Gangakhedkar <kgangakhed...@gmail.com>
Subject Re: Cassandra OOM on joining existing ring
Date Fri, 10 Jul 2015 08:02:05 GMT
Forgot to mention: the data size is not that big - it's barely 10GB in all.

Kunal

On 10 July 2015 at 13:29, Kunal Gangakhedkar <kgangakhedkar@gmail.com>
wrote:

> Hi,
>
> I have a 2 node setup on Azure (east us region) running Ubuntu server
> 14.04LTS.
> Both nodes have 8GB RAM.
>
> One of the nodes (seed node) died with OOM - so, I am trying to add a
> replacement node with same configuration.
>
> The problem is this new node also keeps dying with OOM - I've restarted
> the cassandra service like 8-10 times hoping that it would finish the
> replication. But it didn't help.
>
> The one node that is still up is happily chugging along.
> All nodes have similar configuration - with libjna installed.
>
> Cassandra is installed from datastax's debian repo - pkg: dsc21 version
> 2.1.7.
> I started off with the default configuration - i.e. the default
> cassandra-env.sh - which calculates the heap size automatically (1/4 * RAM
> = 2GB)
>
> But, that didn't help. So, I then tried to increase the heap to 4GB
> manually and restarted. It still keeps crashing.
>
> Any clue as to why it's happening?
>
> Thanks,
> Kunal
>

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