"Learn the skills needed in web operations, and why they're gained through experience rather than schooling; understand why it's important to gather metrics from both your application and your infrastructure; consider common approaches to database architectures and the pitfalls that come with increasing scale; learn how to handle the human side of outages and degradation; find out how one company avoided disaster after a huge traffic deluge; discover--after a problem occurs--what went wrong and how to prevent it from happening again"--P. [4] of cover