On Wed, Oct 2, 2013 at 7:35 AM, SilverTip257 <silvertip257 at gmail.com> wrote: >>> >> It might be overkill for a single box, but tools like OpenNMS will >> collect this info from any number of targets via snmp and let you >> graph the history up to a year back. >> > > And there are other trend graphing applications like Cacti that will give > you the same sort of historical data. Data points are also collected via > SNMP, but if you write custom scripts Cacti can use you're not limited to > just things exported via SNMP. > > [But extensibility via scripts is common to most open source software and > exporting data points via SNMP is a best practice.] > Opennms is very extensible too - and includes support for collecting metrics via wmi, xml, jmx, etc. But it is a big framework and fairly complicated to extend (but a lot works out of the box after a simple yum install). Something like collectd would be more lightweight. -- Les Mikesell lesmikesell at gmail.com