?1. 查看現有快照
SQL> awr list snap;
? ?SNAP_ID ? ? ? ? ?DBID BEGIN_INTERVAL_TIME ? ? ? ? ? ? ? ?END_INTERVAL_TIME ? ? ? ? ? ? ? ? ?FLUSH_LEVEL
__________ _____________ __________________________________ __________________________________ ______________
793 ? ?1475623016 05-SEP-25 04.28.49.548000000 AM ? ?05-SEP-25 04.38.58.339000000 AM ? ?TYPICAL
?2. 創建新快照命令
SQL> awr create snapshot
Snapshot taken, ID: 794
SQL> awr list snap;
? ?SNAP_ID ? ? ? ? ?DBID BEGIN_INTERVAL_TIME ? ? ? ? ? ? ? ?END_INTERVAL_TIME ? ? ? ? ? ? ? ? ?FLUSH_LEVEL
__________ _____________ __________________________________ __________________________________ ______________
793 ? ?1475623016 05-SEP-25 04.28.49.548000000 AM ? ?05-SEP-25 04.38.58.339000000 AM ? ?TYPICAL
794 ? ?1475623016 05-SEP-25 05.32.53.656000000 AM ? ?05-SEP-25 05.58.51.296000000 AM ? ?TYPICAL
SQL> awr create snapshot
Snapshot taken, ID: 795
3.再次查看現有快照
SQL> awr list snap;
? ?SNAP_ID ? ? ? ? ?DBID BEGIN_INTERVAL_TIME ? ? ? ? ? ? ? ?END_INTERVAL_TIME ? ? ? ? ? ? ? ? ?FLUSH_LEVEL
__________ _____________ __________________________________ __________________________________ ______________
793 ? ?1475623016 05-SEP-25 04.28.49.548000000 AM ? ?05-SEP-25 04.38.58.339000000 AM ? ?TYPICAL
794 ? ?1475623016 05-SEP-25 05.32.53.656000000 AM ? ?05-SEP-25 05.58.51.296000000 AM ? ?TYPICAL
795 ? ?1475623016 05-SEP-25 05.58.51.296000000 AM ? ?05-SEP-25 06.01.01.692000000 AM ? ?TYPICAL
?4. 生成awr報告
生成快照為794-795?的HTML格式awr報告
SQL> awr create html 794 795
Report written to: awr_FREE_2025-09-05-05.32.53_2025-09-05-06.01.01.html
當然用原來老的方式也還是可以的
SQL> @?/rdbms/admin/awrrpt
不過用新的命令方式相對來說比較簡便一些,感覺少了很多交互,輸出的結果內容還是一樣的。