When you see the following error in the nagios, do the step below. DISK CRITICAL - /home/virtfs/bunny/lib is not accessible: Permission denied Fix Login to the vps main node and issue the following command. for i in `cat /proc/mounts | grep virtfs | awk {'print $2'}`; do echo "Umounting $i"; umount $i; done Also use … Continue reading Nagios virtfs warning →