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PostgreSQL 13 Cookbook

You're reading from PostgreSQL 13 Cookbook

Product type Book

Published in Feb 2021

Publisher Packt

ISBN-13 9781838648138

Pages 344 pages

Edition 1st Edition

Languages

Concepts

Author (1):

Vallarapu Naga Avinash Kumar

Table of Contents (14) Chapters

Preface

1. Cluster Management Fundamentals

2. Cluster Management Techniques

3. Backup and Recovery

4. Advanced Replication Techniques

5. High Availability and Automatic Failover

6. Connection Pooling and Load Balancing

7. Securing through Authentication

8. Logging and Analyzing PostgreSQL Servers

9. Critical Services Monitoring

10. Extensions and Performance Tuning

11. Upgrades and Patches

12. About Packt

Why subscribe?

13. Other Books You May Enjoy

Collecting PostgreSQL metrics using postgres_exporter

Now that we have discussed how to collect operating system-level metrics using node_exporter in the previous recipe, we shall discuss how we can collect PostgreSQL metrics using postgres_exporter in this recipe. postgres_exporter has to be installed on the PostgreSQL server.

Getting ready

In order to expose PostgreSQL metrics using postgres_exporter, we should have a database user that is able to connect to the target database being used by the exporter in the connection string. Additionally, the port using which the metrics are visible should be open for the Prometheus data source to access it.

The following is the GitHub URL of postgres_exporter: https://github.com/wrouesnel/postgres_exporter.

How to do it...

The postgres_exporter installation and setup are done on the PostgreSQL database server only. Thus, all the following steps in this section, unless when explicitly specified, need to be done on the PostgreSQL server:

Install...

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Authors (1)

Vallarapu Naga Avinash Kumar

Vallarapu Naga Avinash Kumar is currently working as a PostgreSQL Tech Lead at Percona. Before joining Percona, Avi worked as a Database Architect at OpenSCG for 2 Years and as a DBA Lead at Dell for 10 Years in Database technologies such as PostgreSQL, Oracle, MySQL and MongoDB. He has given several talks and trainings on PostgreSQL. He has good experience in performing Architectural Health Checks, Performance Tuning and Migrations to PostgreSQL Environments. He has also co-authored a book - Beginning PostgreSQL on Cloud that gives an introduction to building PostgreSQL on AWS, Microsoft Azure, Google Cloud and Rackspace cloud platforms. He has been a speaker at several PostgreSQL conferences in North America, Europe and Asia every year and continuing to blog on PostgreSQL.

See other products by Vallarapu Naga Avinash Kumar

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