There are "things" I quite don't like, and "yet another" was already one of those even before I first browsed the web. While looking for a punny catchy title, this is ironically what came to my mind. But the irony's not on me, it sadly is on the topic at hand. Also, it's one of those topics that regularly comes around so having a blog post to refer to might come handy. But you may ask, why yet another post on a solved problem? Well, why not?
In the first part of this series on managing dynamic CDN content, I explained how to use direct cache invalidation for caching dynamic content. In this second part, I’ll address TTL management as a method for meeting the particular challenges presented by dynamic content and CDNs.