问题:
A . Enable Memory Access Mode, which reads performance data from SGA.
B . Use emergency monitoring to fetch data directly from SGA analysis.
C . Run Automatic Database Diagnostic Monitor (ADDM) to fetch information from the latest Automatic Workload Repository (AWR) snapshots.
D . Use Active Session History (ASH) data and hang analysis in regular performance monitoring.
E . Run ADDM in diagnostic mode.
● 参考解析
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