Oracle Enterprise Performance Management Cloud retains Activity Reports and Access Logs for the last 60 days only. Oracle recommends that you download and create backup copies on a local computer to analyze them for historical trends.
Narrative Reporting Activity Reports are generated and stored in the Narrative Reporting server. While Activity Reports are not accessible from Narrative Reporting screens, they can be downloaded using the downloadFile EPM Automate command.
You can generate a System Audit log, a CSV file, to identify changes to the service over a period of time. See " Performing an Audit " in Administering Narrative Reporting for detailed information.