FoundationDB exposes extremely detailed XML logs, as well as providing a status key you can scrape (\xff\xff/status/json) which exposes high level metrics about the entire cluster, including health, disk space, transaction rate, conflict rate, etc.

Thanks for the direction. I'll read up on it! FoundationDB seems very cool :)

Here is the relevant thread in the forum https://forums.foundationdb.org/t/what-do-you-monitor/184?u=...