If you don't already have a stats platform, this is a great opportunity for you to start learning more about what is going on in your system.
A graphing tool allows you to identify both long-term bottlenecks and short-term issues in your software, at very little hands-on cost.
There are install instructions on the Graphite Wiki.
Next, you'll want to install statsd to support aggregation of metrics.
It's a good idea to take a peek at the Graphite config
Put the hostname/port of your statsd install in the Bucky config.
You can find OpenTSDB instructions here.
Plug the hostname/port of your install in the Bucky config.