We use it with writeConcern 0 and journaling off. Basically for a best effort document store. The type of data stored is such that if a few records get lost eve

We use it with writeConcern 0 and journaling off. Basically for a best effort document store. The type of data stored is such that if a few records get lost every now and then it's not the end of the world, as long as inserts are generally very fast.