RE: 11g AMM tmpfs vs hugepages for best overall performance
- From: "Crisler, Jon" <Jon.Crisler@xxxxxxx>
- To: "Jared Still" <jkstill@xxxxxxxxx>
- Date: Wed, 21 Jul 2010 12:53:07 -0400
I was actually reviewing those docs already- I am on the 2nd one now.
From: Jared Still [mailto:jkstill@xxxxxxxxx]
Sent: Wednesday, July 21, 2010 12:18 PM
To: Crisler, Jon
Cc: oracle-l@xxxxxxxxxxxxx
Subject: Re: 11g AMM tmpfs vs hugepages for best overall performance
On Wed, Jul 21, 2010 at 8:56 AM, Crisler, Jon <Jon.Crisler@xxxxxxx>
wrote:
Which is better for performance on large Red Hat 5 systems (64gb+
memory, 8+ cpu's) - using 10g style shm settings and hugepages, OR the
newer 11g Automatic Memory Manager (which does not support hugepages).
Jon,
You may find the following useful:
Kevin Closson
http://kevinclosson.wordpress.com/2007/08/23/oracle11g-automatic-memory-
management-and-linux-hugepages-support
http://kevinclosson.wordpress.com/2007/08/24/oracle11g-automatic-memory-
management-part-ii-automatically-stupid
<http://kevinclosson.wordpress.com/2007/08/24/oracle11g-automatic-memory
-management-part-ii-automatically-stupid/>
http://kevinclosson.wordpress.com/2007/08/24/oracle11g-automatic-memory-
management-part-iii-a-numa-issue
Tanel Poder
http://blog.tanelpoder.com/2007/08/21/oracle-11g-internals-part-1-automa
tic-memory-management
<http://blog.tanelpoder.com/2007/08/21/oracle-11g-internals-part-1-autom
atic-memory-management/>
Jared Still
Certifiable Oracle DBA and Part Time Perl Evangelist
Oracle Blog: http://jkstill.blogspot.com
Home Page: http://jaredstill.com
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