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Posted to user@cassandra.apache.org by Jeremy Davis <je...@gmail.com> on 2010/09/30 02:21:12 UTC

Preventing Swapping.

Did anyone else see this article on preventing swapping? Seems like it would
also apply to Cassandra.

http://jcole.us/blog/archives/2010/09/28/mysql-swap-insanity-and-the-numa-architecture/

-JD

Re: Preventing Swapping.

Posted by Jeremy Davis <je...@gmail.com>.

Yes, I was aware of the memlock approach, and the Jira ticket. Just thought
someone might want to see how mysql handled some of the same issues.



On Wed, Sep 29, 2010 at 9:02 PM, Narendra Sharma
<na...@gmail.com>wrote:

> Read "Use mlockall via JNA, if present, to prevent Linux from swapping out
> parts of the JVM <https://issues.apache.org/jira/browse/CASSANDRA-1214>"
> on following link:
> http://www.riptano.com/blog/whats-new-cassandra-065
>
> -Naren
>
>
> On Wed, Sep 29, 2010 at 5:21 PM, Jeremy Davis <
> jerdavis.cassandra@gmail.com> wrote:
>
>>
>> Did anyone else see this article on preventing swapping? Seems like it
>> would also apply to Cassandra.
>>
>>
>> http://jcole.us/blog/archives/2010/09/28/mysql-swap-insanity-and-the-numa-architecture/
>>
>> -JD
>>
>>
>

Re: Preventing Swapping.

Posted by Narendra Sharma <na...@gmail.com>.

Read "Use mlockall via JNA, if present, to prevent Linux from swapping out
parts of the JVM <https://issues.apache.org/jira/browse/CASSANDRA-1214>" on
following link:
http://www.riptano.com/blog/whats-new-cassandra-065

-Naren

On Wed, Sep 29, 2010 at 5:21 PM, Jeremy Davis
<je...@gmail.com>wrote:

>
> Did anyone else see this article on preventing swapping? Seems like it
> would also apply to Cassandra.
>
>
> http://jcole.us/blog/archives/2010/09/28/mysql-swap-insanity-and-the-numa-architecture/
>
> -JD
>
>