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Similar to HTTP's Best-Kept Secret: Caching
Editor's Notes
- #6 Pure ruby HTTP cache implementation. This talk is not really about Rack::Cache.
- #7 Heroku understands HTTP caching.
- #8 What we're talking about when we say HTTP caching. There's so many different caching systems.
- #9 Page caching, action caching, fragment caching, SQL caching, memcached.
- #10 *This* is what we're talking about Wire level Declarative. Don't worry if this doesn't look familiar.
- #12 All caches adhere to the same basic rules for the most part.
- #13 Or browser cache. People are most familiar with. When we think about HTTP caching, this is what comes to mind. Bandwidth/Traffic Reduction. Number of Clients served by the Cache. I don’t want to talk about Client caches.
- #14 Many users behind a single cache
- #17 Also Known As “Reverse Proxy Cache”
- #19 The reasons have changed over time.
- #21 First server, client/browser, and web page Things are good for, like, a year. Ramble about research guys trading papers and linking to each other.
- #22 Explosive Netscape goes public in 1995
- #23 State of the art Roughly 2.3KB/s Today, yahoo.com homepage is 388K - 2m48s
- #24 Other things: CGI just starting out. (Guestbooks, hit counters, search) JavaScript - didn’t exist. So what was the most important issue to solve?
- #26 Expires Last-Modified
- #27 Cache-Control ETag
- #28 Much more worried about load on backends. Do less work.
- #47 I use ETag and If-None-Match. Last-Modified and If-Modified-Since.
- #48 I use ETag and If-None-Match. Last-Modified and If-Modified-Since.
- #49 I use ETag and If-None-Match. Last-Modified and If-Modified-Since.
- #50 I use ETag and If-None-Match. Last-Modified and If-Modified-Since.
- #53 Halts
- #66 Requires Rails 2.3+ for Rack/middleware support.