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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

Disk benchmarking tools

Now it's time to see some real disks measured. For the first few examples here, the drive being tested is a 320 GB Seagate Momentus 7200.4 3 Gb/s SATA, model number ST9320423AS. This is one of the fastest 2.5" laptop drives on the market, and its more detailed access time specifications were given in the IOPS section before. The results shown are from an installation on a Lenovo Thinkpad T60 with an Intel Core 2 Duo T7200 running at 2.0 GHz.

We'll start with the HD Tune program running on Windows, because its graphs are extremely nice and it measures almost everything you'd hope for. Its graphs demonstrate several aspects of general disk performance more clearly than the command-line tools for UNIX systems covered later.

HD Tune

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