Some handy scripts we've written for Nagios, at Etsy: check_graphite_data: Alert on data, based on number from Graphite. Usage: check_graphite_data <options> Options: -c <num> --crit=<num> Critical threshold -w <num> --warn=<num> Warning threshold -u <url> --url=<url> Graphite graph URL -r Reverse - Alert when the value is UNDER warn/crit instead of OVER -s <secs> --seconds=<secs> Average over the