It's not really a question of InnoDB "pain" though; Facebook's primary motivation for MyRocks is substantially better compression rate than InnoDB. It adds up t

It's not really a question of InnoDB "pain" though; Facebook's primary motivation for MyRocks is substantially better compression rate than InnoDB. It adds up to very compelling cost savings at FB scale. This comparison is a bit apples to oranges anyway, with respect to the original article :) JFG's post was talking about extreme cases within a single MySQL instance, whereas Facebook is extremely heavily sharded.