> AUX_STAT$ does not have INST_ID in current versions. So there is no way > to differentiate the workload patterns across the nodes in the cluster. > So I would be little careful in using CPU costing in RAC environments. What if you ran gather_system_stats on each node? Wouldn't it leave instance specific stats in each instances SGA during runtime? (not talking about storing stats in aux_stats$ here) Tanel. ---------------------------------------------------------------- Please see the official ORACLE-L FAQ: http://www.orafaq.com ---------------------------------------------------------------- To unsubscribe send email to: oracle-l-request@xxxxxxxxxxxxx put 'unsubscribe' in the subject line. -- Archives are at //www.freelists.org/archives/oracle-l/ FAQ is at //www.freelists.org/help/fom-serve/cache/1.html -----------------------------------------------------------------