Scenario / Problem: Nagios is not sending notifications via email. In the logs: cat /var/log/messages |grep notification nagios nagios: Warning: Contact ‘nagiosadmin’ service notification command ‘/usr/bin/printf “%b” “***** Nagios *****\n\nNotification Type: [continue...]

Scenario / Question: On boot I get the following error /etc/rc.d/init.d/functions: line 513: 1345 aborted “$@” FAILED when nvidia driver loads /etc/rc.d/init.d/functions: line 513: 1345 aborted “$@” FAILED OR # nvidia-config-display Segmentation Fault Solution / Answer: The problem is [continue...]