Book Image

Zabbix 4 Network Monitoring - Third Edition

By : Patrik Uytterhoeven, Rihards Olups
Book Image

Zabbix 4 Network Monitoring - Third Edition

By: Patrik Uytterhoeven, Rihards Olups

Overview of this book

Zabbix 4 Network Monitoring is the perfect starting point for monitoring the performance of your network devices and applications with Zabbix. Even if you’ve never used a monitoring solution before, this book will get you up and running quickly. You’ll learn to monitor more sophisticated operations with ease and soon feel in complete control of your network, ready to meet any challenges you might face. Starting with the installation, you will discover the new features in Zabbix 4.0. You will then get to grips with native Zabbix agents and Simple Network Management Protocol (SNMP) devices. You will also explore Zabbix's integrated functionality for monitoring Java application servers and VMware. This book also covers notifications, permission management, system maintenance, and troubleshooting, so you can be confident that every potential challenge and task is under your control. If you're working with larger environments, you'll also be able to find out more about distributed data collection using Zabbix proxies. Once you're confident and ready to put these concepts into practice, you will understand how to optimize and improve performance. Troubleshooting network issues is vital for anyone working with Zabbix, so the book also helps you work through any technical snags and glitches you might face. By the end of this book, you will have learned more advanced techniques to fine-tune your system and make sure it is in a healthy state.
Table of Contents (25 chapters)

Log file monitoring

Log files can be a valuable source of information. Zabbix provides a way to monitor log files using the Zabbix agent. For that, two special keys are provided:

  • log: Allows us to monitor a single file
  • logrt: Allows us to monitor multiple rotated files

Both of the log monitoring item keys only work as active items. To see how this functions, let's try out the Zabbix log file monitoring by actually monitoring some files.

Monitoring a single file

Let's start with the simpler case, monitoring a single file. To do so, we could create a couple of test files. To keep things a bit organized, let's create a directory, /tmp/zabbix_logmon/, on A test host and create two files in there, logfile1 and...