Nagios Support Forum

Thanks for reaching out Shuster , If you reference this link here: https://support.nagios.com/kb/article/nagios-log-server-understanding-and-troubleshooting-yellow-cluster-health-469.html I think what is happening is by default, a single instance will always be yellow. Let me know if this answers y...

I have a single-instance deployment of v2.1.15. After setting up alerts, I noticed that the cluster status went from "green" to "yellow." This appears to be due to an unassigned shard in the "nagioslogserver_history" index. Trimming the index resets the cluster status t...