Since OpenNMS Horizon 25 has a new requirement of PostgreSQL 10 or higher, it’s likely many of you are needing to look into how to go about upgrading it. Here is a short tutorial on what you need to do.
NOTE: This tuto…
:open_book: Find or create articles that solve specific known problems. You can also find or share guidance on how to diagnose or troubleshoot problems with OpenNMS and its components.
