Yesterday I signed up for the Rackspace Cloud. By default, their servers come with two interfaces/IPs, eth0 for the intertubes and eth1 for a private internal network that you can use to connect your webserver to your database server. Or something like that. The catch is, those interfaces aren’t really all that private. Other customers …
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for: ‘System Administration’
Munin plugin graphing MySQL rows
Want to watch your tables grow? (okay, that screenshot isn’t great, but you get the idea) I just wrote a munin plugin that graphs the number of rows in your MySQL databases. If you haven’t heard of Munin yet, check it out – it’s pretty awesome.