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RE: Oracle uses 100% CPU

From: Kennedy, Jim <jim_kennedy_at_mentor.com>
Date: Tue, 16 Aug 2005 06:25:20 -0700
Message-ID: <EF25DB6D87DD1A469C80A312C63C3B4C34F05F@SVR-ORW-EXC-07.mgc.mentorg.com>


My first suspicion would be some batch process that does not use bind variables. Do a statspack during part of that time (eg 30 minutes) and see if your execute to parse ratio suddenly dives. (also do it for 30 minutes during a time when things are good) Then slap the developer to write good code. Jim

-----Original Message-----
From: oracle-l-bounce_at_freelists.org on behalf of Foelz.Frank Sent: Tue 8/16/2005 5:45 AM
To: ORACLE-L
Subject: Oracle uses 100% CPU  

Hi,

what is the recommended DBA way, to determine, what is causing Oracle.exe to consume 100% cpu time ?
We encounter this once in a while, and all of a sudden around 4am to 5am. This affects some of our machines, but not all (and all have the very same configuration) in a 3 to 4 day interval.

Running Oracle 9.2.0.1 on Windows XP

I know that this is a very vague description, but any hint is appreciated.

Thank you

> Frank <



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Received on Tue Aug 16 2005 - 08:29:02 CDT

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