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Re: Dell-Oracle-Linux: Anyone else run this...because its not working for us!

From: Thomas Day <tomday2_at_gmail.com>
Date: Sun, 11 Dec 2005 15:01:38 -0500
Message-ID: <a8c504590512111201o43b1abc7rdc2a9fbacea1c0e3@mail.gmail.com>


We have a non-clustered, RAID 0 development machine. We have 5 databases up on it but only 6 or 7 uses access any of the databases.

One of the databases was under a heavy performance test, but it was not the database that had the problem.

The problem was not with the storage media. A 10 hour surface scan produced no errors.

My opinion is that the controller is not up to the task of keeping all of the datafiles updated with Oracle's point-in-time requirement. My understanding is that Oracle updates the controlfiles and the datafiles with a "heartbeat" counter so that Oracle will know that the datafiles are good. Under certain circumstances, this seems to be beyond the ability of the controller (to get all these counters written in a timely manner).

That's just my understanding of the problem. I'm certainly open to enlightenment. If there's a way to ensure that this problem can be prevented I'd love to learn it. Dell didn't offer any encouragement.

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Received on Sun Dec 11 2005 - 14:01:46 CST

Original text of this message

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