With the help of 3 views ( v$session_wait, v$system_wait,
v$system_event) . You can drill down the culprit for bad performance.

Regards,
Rajendra Prakash
-----Original Message-----
From: Robert Curtis
[mailto:oracledba-ezmlmshield-x6313603.[Email address protected]
Sent: Thursday, March 29, 2007 7:25 PM
To: LazyDBA Discussion
Subject: Question on Wait Events

I have three wait events I am trying to track down the causes for:

Latch: Library Cache
Log File Sync
Log File Parallel Write

Any pointers where I should start looking to try and find a resolution?

Thanks,
Robert Curtis



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