Oracle Performance Firefighting
by Craig Shallahamer

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Craig Shallahamer's Blog

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The text below is an except from the book, Oracle Performance Firefighting, written by Craig Shallahamer of OraPub, Inc. Figures and tables are not included on this page, only their reference.
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©2009, 2010 by Craig Shallahamer. This is copyrighted material.
Please—Out of respect for those involved in the creation of the book and also for their familes, we ask you to respect the copyright both in intent and deed. Thank you.

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Learning about Oracle serialization is full of surprises. You'll be amazed at the insight you receive, and you may enjoy recognizing that most people's latching solutions are pretty much guesswork.

If you're into speed and throughput, then serialization is death. What you want is parallelization maximization. Parallelization brings high performance, because all available resources can be used. In resolving serialization issues, our goal is to increase parallelization whenever possible, and when serialization must exist, to minimize it!

When working on Oracle systems, you will eventually hear some poor whiner say something like, "Oracle is a resource hog! It consumes every bit of resources it can get its despicable hands on!" Here's my response, "Yeah, ain't that great! Wouldn't it be a shame to have a user waiting for the application to respond when there are unused computing resources?" Shocked and taken aback, the complainer doesn't know how to respond.

©2009, 2010 by Craig Shallahamer. This is copyrighted material.
Please—Out of respect for those involved in the creation of the book and also for their familes, we ask you to respect the copyright both in intent and deed. Thank you.


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