If you're using Amazon EC2, you may be familiar with CloudWatch, Amazon's analytic system that provides metrics on CPU usage, Network I/O, and Disk I/O of your instances. While CloudWatch collects metrics, it doesn't provide a web interface for viewing the metrics, graphs, trending, or alerting. Enter our Scout EC2 ... Read more

The number one requested plugin for Scout has been a Phusion Passenger monitor. I’m happy to report that is now available. Using the new Passenger Monitor plugin , Scout can keep track of Passenger’s VM size, process count, and the amount of private memory it has squirreled away. Aside from ... Read more

By default, when you create a report in Scout , we assume that the data corresponds to the time the report was submitted. Sometimes this isn’t the case – for example, you can retrieve the number of subscribers to your RSS feeds in Feedburner , but not from the current ... Read more

An oft-forgotten maintenance issue on Ruby on Rails applications is forgetting to expire old sessions. Lots of sessions in your database can dramatically slow performance. You can use a cron job to expire old sessions, but it’s not always foolproof. We’ve seen timeouts when attempting to delete lots of session ... Read more