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Homelab Articles and guides

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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Excluding Zabbix from EPEL repo in RHEL/ROCKY/ALMA Linux

By Antti Hurme 03/03/2024 No Comments 2 Min Read

Now that Zabbix is a part of the EPEL repo, you might need to exclude it from the DNF configuration, if your using the official Zabbix repository. The error will be something similar to the following: Edit the repository config: /etc/yum.repos.d/epel.repo, and add an exclude in the [epel] repository configuration: run “dnf clean all” and “dnf update” again to check if the problem is solved. Excluding Zabbix when Updating Use…

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Veeam Agent: “Windows Agent Error: Failed to read data from the data reader String was not recognized.Veeam Agent: “

After upgrading my homelab Veeam v12 to Backup & Replication 12.1(12.1.0.2131), my Windows Agent backups started to fail with the newest Windows Agent backup version 6.1.0.349. The error received on all agents were “Windows Agent Error: Failed to read data from the data reader String was not recognized.”. Downgrading the agent to 6.0.1090 did solve the issue, but upgrading the agent would result in the same issue to present. Note…

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