Monitoring, Notifications, and Metrics 101

History: How we used to monitor, and how we got better (monitors as tests)

Perspective (end-to-end) vs Introspective monitoring

Metrics: what to collect, what to do with them

Common tools

Syslog (basics!)

Syslog-ng

Nagios

Graphite

Ganglia

Munin

RRDTool / cacti

Icinga

SNMP