Chapter 22. Zabbix Maintenance

It's great when Zabbix runs smoothly—we get all the data, nice graphs, and alerts. To keep it running like that, we should follow the health of Zabbix itself, be ready to recover from disastrous events, and upgrade to the latest version every now and then. In this chapter, we will cover the following topics:

  • Monitoring the internals of Zabbix: Caches, busy rates, performance items, and other data that reveals how well Zabbix is feeling
  • Making backups: Suggestions on how to perform backups and potential restore strategies
  • Upgrading Zabbix: How to know what changes to expect from new versions, which components are compatible with others in different versions, and how to perform the upgrade itself

We will also review generic ...

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