On Wed, Dec 2, 2009 at 4:52 PM, Juan Miranda <jcmiranda@xxxxxxxxx> wrote: > Hi > > It´s common to see 16 core servers using only one of them… > Do you put some little parallelism on OLTP databases? > Do you want to see 16 core working for one OLTP session ? There is many way to utilize CPU: - number of concurrent active sessions - level of parallelism for tables - etc If you can send more details it can be useful Marcin Przepiorowski http://oracleprof.blogspot.com/ -- //www.freelists.org/webpage/oracle-l