Oracle event p1 p2 p3

select from v$session
select from v$session_wait
select * from v$session_wait_history

可从V$EVENT_NAME视图中得到具体参数的含义：

举例：
SQL> col name for a30
SQL> col p1 for a20
SQL> col p2 for a20
SQL> col p3 for a20
SQL> SELECT NAME, PARAMETER1 P1, PARAMETER2 P2, PARAMETER3 P3 FROM V$EVENT_NAME WHERE NAME = ‘db file scattered read‘;

NAME P1 P2 P3

db file scattered read file# block# blocks

详细说明请参考官档：Oracle Database Performance Tuning Guide

Oracle event p1 p2 p3

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