First printing.

• This is the final beta. Indexing and copy edit are complete; now it’s on to layout and then the printer.

• We’ve added two new chapters: Chapter 9, Running Rubies with RVM, and Chapter 10, Special Topics. We’ve also added two new appendices: Appendix 1, A Capistrano Case Study, and Appendix 2, Running on Unicorn and nginx.
• In addition, we’ve bumped many of the version numbers for the utilities and tools used throughout the book.
• Now, it’s on to indexing and then copy edit.

• This release updates the sections on Vagrant which addresses the feedback in the forums and in the errata. We’ll continue to follow Vagrant’s changes throughout the beta process.
• We’ve also added two new chapters: Chapter 7, Collecting Metrics with Ganglia, and Chapter 8, Maintaining the Application.

Please keep submitting errata. Your suggestions and feedback continue to make this book better.

Initial beta release.