The winter holiday season saw a flurry of activity on Classified Ads 3.0, for Drupal 6 and 7. So today Classified Ads RC2 is released, with support for CTools/Panels allowing ad embedding.
The latest Munin API update includes online help in Drupal advanced_help format, with explanations about Munin API, Munin, RRDtool and MRTG ; hook information for developers of business metrics, and more.
What to do if your Drupal Munin graphs do not appear ?
munin-node starts before Apache (NGinx, etc) is ready, the
munin-drupal plugin won't be able to connect and provide the needed
The Munin APC plugin used to display SMA and Cache info on the same graph, meaning RAM metrics coexisted with hit metrics, like hits, misses, insertions and deletions. Not such a great idea...
Drupal enterprise-class applications and web sites have business-specific metrics to observe: Munin API offers a very simple way to write custom plugins, to monitor exactly the metrics needed by marketing or quality.