AWR Retention and Snapshot Interval change and configuring AWR Baselines
The dba_hist_wr_control table shows the AWR snapshot settings, namely the snapshot interval, the retention period view: dba_hist_wr_control SQL> desc dba_hist_wr_control Name Null? Type ----------------------------------------- -------- ---------------------------- DBID NOT NULL NUMBER SNAP_INTERVAL NOT NULL INTERVAL DAY(5) TO SECOND(1) RETENTION NOT NULL INTERVAL DAY(5) TO SECOND(1) TOPNSQL VARCHAR2(10) CON_ID NUMBER ### The below script gives present snapshot interval and rentional interval of AWR##### SQL> @awr_settings.sql select extract( day from snap_interval) *24*60+ extract( hour from snap_interval) *60+ extract( minute from snap_interval ) "Snapshot Interval", extract( day from retention) *24*6