If you're currently using MongoDB in your stack and are finding yourselves outgrowing it or worried that an issue like this might pop up, you owe it to yourself to check out RethinkDB:
It's quite possibly the best document store out right now. Many others in this thread have said good things about it, but give it a try and you'll see.
https://rethinkdb.com/
It's quite possibly the best document store out right now. Many others in this thread have said good things about it, but give it a try and you'll see.
Here's a technical comparison of RethinkDB and Mongo: https://rethinkdb.com/docs/comparison-tables/
Here's the aphyr review of RethinkDB (based on 2.2.3): https://aphyr.com/posts/330-jepsen-rethinkdb-2-2-3-reconfigu...