Chapter 9. Troubleshooting Web Services

Troubleshooting is not always about disaster recovery or fixing broken systems. In fact, most troubleshooters tend to spend their time discovering ways to constantly improve a system or assisting other colleagues to get the best out of the technology at hand. Some would call this Dev/Ops, but regardless of how you look at it, the essential principles remain the same. You are a troubleshooter, and you are a crucial part of the support network; so with this in mind, we will take a break from "saving the day" and approach the subject of web services a little more proactively.

In this chapter, we will review the subject of investigating web services with the purpose of making improvements and to build on your knowledge as a troubleshooter.

In this chapter, we will:

• Learn how to audit the server with cURL

• Discover ways to check your Akamai headers

• Learn how to implement Varnish on Apache

• Discover how to validate your Varnish installation with cURL

• Learn how to...