Earlier quoted context omitted.
This is pretty well covered in this presentation: http://www.slideshare.net/fehguy/migrating-from-mysql-to-mon... A few unanswered questions (sharding? Looks like none to me), but a good bit of numbers and specifics on their current setup.
The 47.7 queries per second figure in those slides surprised me a bit. I'd like to know more details there...is that for a single node, or the entire cluster?
Re: B is for Billion: Wordnik passes 9 billion record mark with MongoDB
#11That's per api server, we have 4 api servers.