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Oracle Enterprise Manager Cloud Control 12c: Managing Data Center Chaos

You're reading from   Oracle Enterprise Manager Cloud Control 12c: Managing Data Center Chaos Take back control of your data center with this practical step-by-step tutorial to using Oracle Enterprise Manager. Real-life examples and case studies help you manage rationally rather than through day-to-day firefighting.

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Product type Paperback
Published in Dec 2012
Publisher Packt
ISBN-13 9781849684781
Length 394 pages
Edition 1st Edition
Languages
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Author (1):
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PORUS HOMI HAVEWALA PORUS HOMI HAVEWALA
Author Profile Icon PORUS HOMI HAVEWALA
PORUS HOMI HAVEWALA
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Table of Contents (19) Chapters Close

Oracle Enterprise Manager Cloud Control 12: Managing Data Center Chaos
Credits
About the Author
Acknowledgements
About the Reviewers
www.PacktPub.com
Preface
1. Chaos at Data Centers 2. Enter Oracle Cloud Control FREE CHAPTER 3. Ease the Chaos with Performance Management 4. Ease the Chaos with Configuration Management and Security Compliance 5. Ease the Chaos with Automated Provisioning 6. Ease the Chaos with Automated Patching 7. Ease the Chaos with Change Management 8. Ease the Chaos with Test Data Management 9. Ease the Chaos with Data Masking 10. Ease the Chaos with Exadata Management 11. Real-life Examples and Case Studies, and It's a Wrap: The Future is the Cloud Index

Chapter 3. Ease the Chaos with Performance Management

There are normally numerous applications running in a data center. These applications often impact the database in different ways at different times, and no application or database ever stays static; there is continuous change.

The data in the database changes as time goes by with more volumes of data being added or with continuous updates, deletions, and inserts. Application users also change in terms of more and more users and the application code itself changes with periodic application upgrades that add more functionality to the applications.

Consequently, with all these changes, the database performance is bound to deteriorate sooner or later and the DBA will always be forced to look into performance issues at the database layer.

As per the IOUG Survey on Database Manageability in 2011, 90 percent of DBAs mentioned that they had experienced unplanned downtime due to database changes not having been properly tested, and as a result over...

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