That's fine for scaling reads - writes, not so much. The leader election in MongoDB has been problematic in the past (https://aphyr.com/posts/284-call-me-maybe-

That's fine for scaling reads - writes, not so much. The leader election in MongoDB has been problematic in the past (https://aphyr.com/posts/284-call-me-maybe-mongodb https://aphyr.com/posts/284-call-me-maybe-mongodb) but I think they have made recent moves to address this.