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From Jabbar Azam <aja...@gmail.com>
Subject RE: java.lang.OutOfMemoryError: unable to create new native thread
Date Thu, 21 Mar 2013 00:50:24 GMT
Hello,
Also have a look at
http://www.datastax.com/docs/1.2/install/recommended_settings
 On 21 Mar 2013 00:06, "S C" <asf11@outlook.com> wrote:

>  Apparently max user process was set very low on the machine.
>
> How to check?
> ulimit -u
>
> Set it to unlimited /etc/security/limits.conf
>
> * soft nprocs unlimited
> * hard nprocs unlimited
>
>
>
> ------------------------------
> From: asf11@outlook.com
> To: user@cassandra.apache.org
> Subject: RE: java.lang.OutOfMemoryError: unable to create new native thread
> Date: Fri, 15 Mar 2013 18:57:05 -0500
>
> I think I figured out where the issue is. I will keep you posted soon.
>
> ------------------------------
> From: asf11@outlook.com
> To: user@cassandra.apache.org
> Subject: java.lang.OutOfMemoryError: unable to create new native thread
> Date: Fri, 15 Mar 2013 17:54:25 -0500
>
> I have a Cassandra node that is going down frequently with
> 'java.lang.OutOfMemoryError: unable to create new native thread". Its a
> 16GB VM out of which 4GB is set as Xmx and there are no other process
> running on the VM.  I have about 300 clients connecting to this node on an
> average. I have no indication from vmstats/SAR that my VM has used more
> memory or is memory hungry. Doesn't indicate a memory issue to
> me. Appreciate any pointers to this.
>
> System Specs:
> 2CPU
> 16GB
> RHEL 6.2
>
>
> Thank you.
>

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