oracle wait event的一些動態效能檢視

tolilong發表於2012-10-08
select * from v$event_name
select * from v$system_event ---例項啟動以來,所有會話發生的等待事件的累積資訊
select * from v$session_event ---表示當前已連線的各會話的等待時間的累積資訊
select * from v$session_wait ---表示當前各會話正等待時間的資訊
select * from v$session_wait_history ---將v$session_wait資訊按會話分類,最多提供10個
select * from v$system_wait_class ---在v$system_event基礎上,按照wait_class進行分類
select * from v$session_wait_class ---在v$session_event基礎上,按照wait_class進行分類
select * from v$event_histogram ---對各等待事件,按照等待時間表示等待次數
-======================================================
select * from v$active_session_history
select * from v$session
select * from v$process
select * from v$transaction
select * from v$latch,v$latch_parent,v$latch_children,v$latch_misses
select * from v$sql
select * from v$lock,v$locked_object,v$enqueue_lock
select * from v$librarycache,x$kgllk,x$kglpn
select * from v$rowcache,v$rowcache_parent
select * from v$sgastat,v$sesstat
select * from v$segment_statistics
select * from v$bh,xbh
select * from v$sess_time_model,v$sys_time_model
[@more@]

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