Diamond is a python daemon that collects system metrics and publishes them to Graphite (and others). It is capable of collecting cpu, memory, network, i/o, load and disk metrics. Additionally, it features an API for implementing custom collectors for gathering metrics from almost any source.
Coverage decreased (-0.4%) to 24.256% when pulling cabd33533b440fecafd0dca69970f553aeeec011 on cgalisteo:postgresql-handler into cd271827f83af13515d11ec387db7b40538a2283 on python-diamond:master.
Adding a PostgreSQL handler based on the already available MySQL one.