Slightly OT, but Tumblr gave a great talk about their sharding architecture here: http://engineering.tumblr.com/post/12652551894/slides-from-our-velocity-europe

Slightly OT, but Tumblr gave a great talk about their sharding architecture here: http://engineering.tumblr.com/post/12652551894/slides-from-our-velocity-europe-talk-on-mysql-sharding http://engineering.tumblr.com/post/12652551894/slides-from-o.... It's really quite a good intro to the subject, I think.