Bryan, You can run statspack snapshots every hour, then run reports comparing each hourly snapshot and it will show you the transactions/sec in the top "Load" section. No init setting required for this, but you'll want timed_statistics=true in order to gather other useful stats. Regards, Brandon -----Original Message----- From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx]On Behalf Of Bryan Wells Sent: Friday, July 29, 2005 11:32 AM To: Oracle-L Subject: Newbie DBA question All: I need to find Peak transactions/queries per hour . is there an init setting that needs to be modified before i can gather this information? -- Bryan S Wells bunjibry@xxxxxxxxx Privileged/Confidential Information may be contained in this message or attachments hereto. Please advise immediately if you or your employer do not consent to Internet email for messages of this kind. Opinions, conclusions and other information in this message that do not relate to the official business of this company shall be understood as neither given nor endorsed by it.