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Homelab

Homelab Articles and guides

Zabbix HA Proxy with containers

By Antti Hurme 11/12/2024 No Comments 12 Min Read

With Zabbix 7.0 we got Zabbix High Availability proxies (ZBXNEXT-8758), and they provide greatly improved availability and scalability for your monitoring. Zabbix proxies handle a lot of the same functionality that the server, and from a performance point of view they do pre-processing for the server and only send the values forward to the server itself. Thus we free up resources on the server to handle triggers, escalations alerts and…

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Veeam NFR licensing renewal for your homelab not available?! What to do 2024 onwards?

By Antti Hurme 07/12/2024 No Comments 4 Min Read

If you are reading this, you probably tried to renew your NFR license with Veeam and as me you haven’t really followed what Veeam has done regarding licensing. Doing it the old way, you searched for NFR license key for Veeam Backup & Replication, and then ended up to the same old form where you say you are a VMware VCP/VCAP etc certified. And then you get the email below;…

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Upgrading Zabbix 7 DB to PostgreSQL17 with Timescaledb 2.17

By Antti Hurme 25/11/2024 No Comments 4 Min Read

With Zabbix release 7.0.6 (Release Notes for Zabbix 7.0.6) both TimescaleDB extension 2.7 (ZBXNEXT-9532) and PostgreSQL 17 (ZBXNEXT-9238) became officially supported. Great! Time to upgrade the homelab environment! Upgrading to PostgreSQL 17 In my homelab environment, I’ve had PostgreSQL 15 before the upgrade with TimescaleDB extension version 2.15. Always refer to the official PostgreSQL upgrade manual for upgrade paths. Note that this is for a stand-alone single node PGSQL database,…

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Upgrading Zabbix with PSQL and TimescaleDB to specific version

By Antti Hurme 04/06/2024 No Comments 2 Min Read

When upgrading to Zabbix 7.0, the minimum version of TimescaleDB extension has been increased, thus you might encounter the following error if you’ve been conservative when upgrading the extension due to version mismatch. Starting Zabbix Server. Zabbix 7.0.0 (revision 49955f1fb5c).using configuration file: /etc/zabbix/zabbix_server.conf TimescaleDB version 20902 is not officially supported. Recommended version is at least TimescaleDB Community Edition 2.10.0.Zabbix Server stopped. Zabbix 7.0.0 (revision 49955f1fb5c). To upgrade the timescaledb extension,…

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