Nginx and Munin

To be allowed to show Nginx graphs on the Munin report, it is required to enable nginx status and to listen on:

http://127.0.0.1/nginx_status

To do this, we just need to add the following code on /etc/nginx/sites-enabled/default or into any other site file (like create a new one /etc/nginx/sites-available/status and then make symbolic link to site-enabled [...]

Resolving troubleshooting with Munin

This are some problems that you may encounter after installing Munin:

Apache modules are not tracking, so they are not showing statistics, you may want to check Munin logs (specifically /var/log/munin/munin-node.log) to see what is going on.

If you got something like Can’t locate object method “new” via package “LWP::UserAgent”, you need to install [...]

Install Munin on Ubuntu Server

Munin is a small tool for monitoring resources on servers. I think it is very useful, specially on small VPS, that needs to save resources. Reports are written as HTML files, so we will need a Web Server like Apache to see this reports.

First, we install it and add some extra plugins:

$ sudo [...]