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PostgreSQL 12 High Availability Cookbook - Third Edition

You're reading from  PostgreSQL 12 High Availability Cookbook - Third Edition

Product type Book
Published in Feb 2020
Publisher Packt
ISBN-13 9781838984854
Pages 734 pages
Edition 3rd Edition
Languages
Concepts
Author (1):
Shaun Thomas Shaun Thomas
Profile icon Shaun Thomas
Toc

Table of Contents (17) Chapters close

Preface 1. Architectural Considerations 2. Hardware Planning 3. Minimizing Downtime 4. Proxy and Pooling Resources 5. Troubleshooting 6. Monitoring 7. PostgreSQL Replication 8. Backup Management 9. High Availability with repmgr 10. High Availability with Patroni 11. Low-Level Server Mirroring 12. High Availability via Pacemaker 13. High Availability with Multi-Master Replication 14. Data Distribution 15. Zero-downtime Upgrades 16. Other Books You May Enjoy

Selecting a chassis

To round out our hardware selection phase, it's time to decide just what kind of case to order from our server vendor. This is the final protective element that hosts the motherboard, drives, and power supplies necessary to keep everything running. And like always, we place a heavy emphasis on redundancy.

For the purposes of this section, we will concentrate primarily on 1U and 2U rack-mounted servers. Why not 4U or larger? Our goal is to obtain at least two of everything, with similar or matching specifications in every possible scenario. The idea is to scale horizontally in order to more easily replace a failed component or server. As the size of the chassis increases, its cost, complexity, and resource consumption also rise. In this delicate balancing act, it's safer to err toward two smaller systems with respectable capabilities, than one giant...

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PostgreSQL 12 High Availability Cookbook - Third Edition
Published in: Feb 2020 Publisher: Packt ISBN-13: 9781838984854
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