When the  number of your servers is increasing more than you have expected, is a good practice to have a friend that  helps you track what’s happenning on those.

For this I use, among other apps, Munin. Munin is a “networked resource monitoring tool that can help analyze resource trends and [...] problems” according to its site.

But this post isn’t a howto-install guide but a how to personalize and extend munin to fit your requirements, just with a custom layout and new plugins. Read the rest of this entry »