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PostgreSQL 10 High Performance

You're reading from   PostgreSQL 10 High Performance Expert techniques for query optimization, high availability, and efficient database maintenance

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Product type Paperback
Published in Apr 2018
Publisher Packt
ISBN-13 9781788474481
Length 508 pages
Edition 3rd Edition
Languages
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Author (1):
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Enrico Pirozzi Enrico Pirozzi
Author Profile Icon Enrico Pirozzi
Enrico Pirozzi
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Table of Contents (18) Chapters Close

Preface 1. PostgreSQL Versions FREE CHAPTER 2. Database Hardware 3. Database Hardware Benchmarking 4. Disk Setup 5. Memory for Database Caching 6. Server Configuration Tuning 7. Routine Maintenance 8. Database Benchmarking 9. Database Indexing 10. Query Optimization 11. Database Activity and Statistics 12. Monitoring and Trending 13. Pooling and Caching 14. Scaling with Replication 15. Partitioning Data 16. Avoiding Common Problems 17. Other Books You May Enjoy

Database Hardware Benchmarking

After all the theory in the last chapter about what makes some systems perform well or poorly, you might be wondering just how your own system measures up. There are several reasons to always do your own hardware benchmarks. The first is simply to be systematic about your performance process. If you always measure things yourself, you'll get a better feel for what good and bad performance looks like, one that can help tip you off to even subtle problems.

Second, in the case of disks in particular, problems here are a very common underlying cause of database performance issues. If your disks are slow, and there are many ways that can happen, your database will likely be slow too. It's important when this happens to have accurate data on whether the problem is likely at the hardware or software level.

The goal of your basic hardware testing...

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