Hi Morten! You’re the first in the forums! Welcome and thank you for commenting!
Glad it worked out on your end! 
A user on my discord server shared that he’s using Telegraf to monitor his servers etc. If you need more details than relying on SNMP, Telegraf agent should be next on your list (Mine too 
) to check out.
It’s a full stack so you will need a collector, database for long term data, and graphs