Flowchart of InnoDB writes (logs, buffers)

I whipped this up originally to aid in explaining how Xtrabackup works, but I find useful for explaining replication as well. Feel free to complain at me if you find any inaccuracies or omissions :)

(edit: sorry I can't immediately figure out how to make the Drupal theme wider, and I'm too lazy to resize the image. Click on it for a full view.)