Munin
This is an old post I wrote, but never published, back in 2010. I’ve started using Munin for some statistical monitoring. Using the hddtemp_smartctl plugin, I was getting some permission errors. After printing the output of the command, I noticed these in the logs: 2010/03/11-18:30:05 [60845] [ERROR] Command /usr/local/sbin/smartctl -A /dev/ad8 on drive ad8 failed: 256. The plugin needs to have read permission on all monitored devices. smartctl 5.39 2009-12-09 r2995 [FreeBSD 8.0-STABLE […]